A musculomembranous sac along the URINARY TRACT. URINE flows from the KIDNEYS into the bladder via the ureters (URETER), and is held there until URINATION.
Tumors or cancer of the URINARY BLADDER.
Pathological processes of the URINARY BLADDER.
Stones in the URINARY BLADDER; also known as vesical calculi, bladder stones, or cystoliths.
The epithelial lining of the URINARY TRACT.
A malignant neoplasm derived from TRANSITIONAL EPITHELIAL CELLS, occurring chiefly in the URINARY BLADDER; URETERS; or RENAL PELVIS.
Symptom of overactive detrusor muscle of the URINARY BLADDER that contracts with abnormally high frequency and urgency. Overactive bladder is characterized by the frequent feeling of needing to urinate during the day, during the night, or both. URINARY INCONTINENCE may or may not be present.
Inflammation of the URINARY BLADDER, either from bacterial or non-bacterial causes. Cystitis is usually associated with painful urination (dysuria), increased frequency, urgency, and suprapubic pain.
Blocked urine flow through the bladder neck, the narrow internal urethral opening at the base of the URINARY BLADDER. Narrowing or strictures of the URETHRA can be congenital or acquired. It is often observed in males with enlarged PROSTATE glands.
Dysfunction of the URINARY BLADDER due to disease of the central or peripheral nervous system pathways involved in the control of URINATION. This is often associated with SPINAL CORD DISEASES, but may also be caused by BRAIN DISEASES or PERIPHERAL NERVE DISEASES.
A substituted carcinogenic nitrosamine.
Discharge of URINE, liquid waste processed by the KIDNEY, from the body.
The duct which coveys URINE from the pelvis of the KIDNEY through the URETERS, BLADDER, and URETHRA.
Inflammatory responses of the epithelium of the URINARY TRACT to microbial invasions. They are often bacterial infections with associated BACTERIURIA and PYURIA.
Endoscopic examination, therapy or surgery of the urinary bladder.
Involuntary loss of URINE, such as leaking of urine. It is a symptom of various underlying pathological processes. Major types of incontinence include URINARY URGE INCONTINENCE and URINARY STRESS INCONTINENCE.
Passage of a CATHETER into the URINARY BLADDER or kidney.
Unstriated and unstriped muscle, one of the muscles of the internal organs, blood vessels, hair follicles, etc. Contractile elements are elongated, usually spindle-shaped cells with centrally located nuclei. Smooth muscle fibers are bound together into sheets or bundles by reticular fibers and frequently elastic nets are also abundant. (From Stedman, 25th ed)
Inability to empty the URINARY BLADDER with voiding (URINATION).
Used for excision of the urinary bladder.
The mechanical laws of fluid dynamics as they apply to urine transport.
A species of the true toads, Bufonidae, becoming fairly common in the southern United States and almost pantropical. The secretions from the skin glands of this species are very toxic to animals.
The instillation or other administration of drugs into the bladder, usually to treat local disease, including neoplasms.
Liquid by-product of excretion produced in the kidneys, temporarily stored in the bladder until discharge through the URETHRA.
Low-density crystals or stones in any part of the URINARY TRACT. Their chemical compositions often include CALCIUM OXALATE, magnesium ammonium phosphate (struvite), CYSTINE, or URIC ACID.
Presence of blood in the urine.
A process leading to shortening and/or development of tension in muscle tissue. Muscle contraction occurs by a sliding filament mechanism whereby actin filaments slide inward among the myosin filaments.
An abnormal passage in the URINARY BLADDER or between the bladder and any surrounding organ.
Temporary or permanent diversion of the flow of urine through the ureter away from the URINARY BLADDER in the presence of a bladder disease or after cystectomy. There is a variety of techniques: direct anastomosis of ureter and bowel, cutaneous ureterostomy, ileal, jejunal or colon conduit, ureterosigmoidostomy, etc. (From Campbell's Urology, 6th ed, p2654)
A tube that transports URINE from the URINARY BLADDER to the outside of the body in both the sexes. It also has a reproductive function in the male by providing a passage for SPERM.
A potent nitrofuran derivative tumor initiator. It causes bladder tumors in all animals studied and is mutagenic to many bacteria.
A birth defect in which the URINARY BLADDER is malformed and exposed, inside out, and protruded through the ABDOMINAL WALL. It is caused by closure defects involving the top front surface of the bladder, as well as the lower abdominal wall; SKIN; MUSCLES; and the pubic bone.
Involuntary discharge of URINE as a result of physical activities that increase abdominal pressure on the URINARY BLADDER without detrusor contraction or overdistended bladder. The subtypes are classified by the degree of leakage, descent and opening of the bladder neck and URETHRA without bladder contraction, and sphincter deficiency.
An arsenical that has been used as a dermatologic agent and as an herbicide.
F344 rats are an inbred strain of albino laboratory rats (Rattus norvegicus) that have been widely used in biomedical research due to their consistent and reliable genetic background, which facilitates the study of disease mechanisms and therapeutic interventions.
Flavoring agent and non-nutritive sweetener.
Partial or complete blockage in any part of the URETHRA that can lead to difficulty or inability to empty the URINARY BLADDER. It is characterized by an enlarged, often damaged, bladder with frequent urges to void.
A condition with recurring discomfort or pain in the URINARY BLADDER and the surrounding pelvic region without an identifiable disease. Severity of pain in interstitial cystitis varies greatly and often is accompanied by increased urination frequency and urgency.
Substances that increase the risk of NEOPLASMS in humans or animals. Both genotoxic chemicals, which affect DNA directly, and nongenotoxic chemicals, which induce neoplasms by other mechanism, are included.
An EPITHELIUM with MUCUS-secreting cells, such as GOBLET CELLS. It forms the lining of many body cavities, such as the DIGESTIVE TRACT, the RESPIRATORY TRACT, and the reproductive tract. Mucosa, rich in blood and lymph vessels, comprises an inner epithelium, a middle layer (lamina propria) of loose CONNECTIVE TISSUE, and an outer layer (muscularis mucosae) of SMOOTH MUSCLE CELLS that separates the mucosa from submucosa.
Surgical creation of an opening (stoma) in the URINARY BLADDER for drainage.
Drugs that bind to but do not activate MUSCARINIC RECEPTORS, thereby blocking the actions of endogenous ACETYLCHOLINE or exogenous agonists. Muscarinic antagonists have widespread effects including actions on the iris and ciliary muscle of the eye, the heart and blood vessels, secretions of the respiratory tract, GI system, and salivary glands, GI motility, urinary bladder tone, and the central nervous system.
A subclass of muscarinic receptor that mediates cholinergic-induced contraction in a variety of SMOOTH MUSCLES.
Biphenyl compounds substituted in any position by one or more amino groups. Permitted are any substituents except fused rings.
One of a pair of thick-walled tubes that transports urine from the KIDNEY PELVIS to the URINARY BLADDER.
Pathological processes of the URINARY TRACT in both males and females.
A uroplakin subtype that heterodimerizes with UROPLAKIN IB to form a component of the asymmetric unit membrane found in urothelial cells.
A circumscribed benign epithelial tumor projecting from the surrounding surface; more precisely, a benign epithelial neoplasm consisting of villous or arborescent outgrowths of fibrovascular stroma covered by neoplastic cells. (Stedman, 25th ed)
Histochemical localization of immunoreactive substances using labeled antibodies as reagents.
Examination of urine by chemical, physical, or microscopic means. Routine urinalysis usually includes performing chemical screening tests, determining specific gravity, observing any unusual color or odor, screening for bacteriuria, and examining the sediment microscopically.
Antidiuretic hormones released by the NEUROHYPOPHYSIS of all vertebrates (structure varies with species) to regulate water balance and OSMOLARITY. In general, vasopressin is a nonapeptide consisting of a six-amino-acid ring with a cysteine 1 to cysteine 6 disulfide bridge or an octapeptide containing a CYSTINE. All mammals have arginine vasopressin except the pig with a lysine at position 8. Vasopressin, a vasoconstrictor, acts on the KIDNEY COLLECTING DUCTS to increase water reabsorption, increase blood volume and blood pressure.
A uroplakin subtype that heterodimerizes with UROPLAKIN IA to form a component of the asymmetric unit membrane found in urothelial cells.
Surgery performed on the urinary tract or its parts in the male or female. For surgery of the male genitalia, UROLOGIC SURGICAL PROCEDURES, MALE is available.
One or more layers of EPITHELIAL CELLS, supported by the basal lamina, which covers the inner or outer surfaces of the body.
The combination of two or more different factors in the production of cancer.
A slowly hydrolyzed CHOLINERGIC AGONIST that acts at both MUSCARINIC RECEPTORS and NICOTINIC RECEPTORS.
Body organ that filters blood for the secretion of URINE and that regulates ion concentrations.
Substances capable of killing agents causing urinary tract infections or of preventing them from spreading.
The space or compartment surrounded by the pelvic girdle (bony pelvis). It is subdivided into the greater pelvis and LESSER PELVIS. The pelvic girdle is formed by the PELVIC BONES and SACRUM.
A complex network of nerve fibers in the pelvic region. The hypogastric plexus distributes sympathetic fibers from the lumbar paravertebral ganglia and the aortic plexus, parasympathetic fibers from the pelvic nerve, and visceral afferents. The bilateral pelvic plexus is in its lateral extent.
A specific subtype of muscarinic receptor found in the lower BRAIN, the HEART and in SMOOTH MUSCLE-containing organs. Although present in smooth muscle the M2 muscarinic receptor appears not to be involved in contractile responses.
A common name used for the genus Cavia. The most common species is Cavia porcellus which is the domesticated guinea pig used for pets and biomedical research.
Abnormalities in the process of URINE voiding, including bladder control, frequency of URINATION, as well as the volume and composition of URINE.
Elements of limited time intervals, contributing to particular results or situations.
A strain of albino rat used widely for experimental purposes because of its calmness and ease of handling. It was developed by the Sprague-Dawley Animal Company.
Use of electric potential or currents to elicit biological responses.
An increase in the number of cells in a tissue or organ without tumor formation. It differs from HYPERTROPHY, which is an increase in bulk without an increase in the number of cells.
An alkaloid, originally from Atropa belladonna, but found in other plants, mainly SOLANACEAE. Hyoscyamine is the 3(S)-endo isomer of atropine.
The relationship between the dose of an administered drug and the response of the organism to the drug.
Structures which collect and store urine and are emptied by catheterization of a cutaneous stoma or internal diversion to the urethra. The reservoirs are surgically created during procedures for urinary diversion.
A drug that has been used in various urinary syndromes and as an antispasmodic. Its therapeutic usefulness and its mechanism of action are not clear. It may have local anesthetic activity and direct relaxing effects on smooth muscle as well as some activity as a muscarinic antagonist.
An order of the class Amphibia, which includes several families of frogs and toads. They are characterized by well developed hind limbs adapted for jumping, fused head and trunk and webbed toes. The term "toad" is ambiguous and is properly applied only to the family Bufonidae.
Involuntary discharge of URINE that is associated with an abrupt and strong desire to void. It is usually related to the involuntary contractions of the detrusor muscle of the bladder (detrusor hyperreflexia or detrusor instability).
Very toxic industrial chemicals. They are absorbed through the skin, causing lethal blood, bladder, liver, and kidney damage and are potent, broad-spectrum carcinogens in most species.
Methods and procedures for the diagnosis of diseases or dysfunction of the urinary tract or its organs or demonstration of its physiological processes.
Radiography of any part of the urinary tract.
Abnormal enlargement or swelling of a KIDNEY due to dilation of the KIDNEY CALICES and the KIDNEY PELVIS. It is often associated with obstruction of the URETER or chronic kidney diseases that prevents normal drainage of urine into the URINARY BLADDER.
An embryonic structure originating from the ALLANTOIS. It is a canal connecting the fetal URINARY BLADDER and the UMBILICUS. It is normally converted into a fibrous cord postnatally. When the canal fails to be filled and remains open (patent urachus), urine leaks through the umbilicus.
A member of the alkali group of metals. It has the atomic symbol Na, atomic number 11, and atomic weight 23.
A surgical specialty concerned with the study, diagnosis, and treatment of diseases of the urinary tract in both sexes, and the genital tract in the male. Common urological problems include urinary obstruction, URINARY INCONTINENCE, infections, and UROGENITAL NEOPLASMS.
A class of compounds that contain a -NH2 and a -NO radical. Many members of this group have carcinogenic and mutagenic properties.
The family of true toads belonging to the order Anura. The genera include Bufo, Ansonia, Nectophrynoides, and Atelopus.
A malignant neoplasm made up of epithelial cells tending to infiltrate the surrounding tissues and give rise to metastases. It is a histological type of neoplasm but is often wrongly used as a synonym for "cancer." (From Dorland, 27th ed)
Molecular products metabolized and secreted by neoplastic tissue and characterized biochemically in cells or body fluids. They are indicators of tumor stage and grade as well as useful for monitoring responses to treatment and predicting recurrence. Many chemical groups are represented including hormones, antigens, amino and nucleic acids, enzymes, polyamines, and specific cell membrane proteins and lipids.
Drugs that bind to and activate muscarinic cholinergic receptors (RECEPTORS, MUSCARINIC). Muscarinic agonists are most commonly used when it is desirable to increase smooth muscle tone, especially in the GI tract, urinary bladder and the eye. They may also be used to reduce heart rate.
Ability of neoplasms to infiltrate and actively destroy surrounding tissue.
An abnormal passage in any part of the URINARY TRACT between itself or with other organs.
The flattened, funnel-shaped expansion connecting the URETER to the KIDNEY CALICES.
One of the two major classes of cholinergic receptors. Muscarinic receptors were originally defined by their preference for MUSCARINE over NICOTINE. There are several subtypes (usually M1, M2, M3....) that are characterized by their cellular actions, pharmacology, and molecular biology.
The domestic dog, Canis familiaris, comprising about 400 breeds, of the carnivore family CANIDAE. They are worldwide in distribution and live in association with people. (Walker's Mammals of the World, 5th ed, p1065)
A mucosal tumor of the urinary bladder or nasal cavity in which proliferating epithelium is invaginated beneath the surface and is more smoothly rounded than in other papillomas. (Stedman, 25th ed)
Tumors or cancer of the UROGENITAL SYSTEM in either the male or the female.
A lesion with cytological characteristics associated with invasive carcinoma but the tumor cells are confined to the epithelium of origin, without invasion of the basement membrane.
Cell surface proteins that bind PURINES with high affinity and trigger intracellular changes which influence the behavior of cells. The best characterized classes of purinergic receptors in mammals are the P1 receptors, which prefer ADENOSINE, and the P2 receptors, which prefer ATP or ADP.
An alkylamide found in CAPSICUM that acts at TRPV CATION CHANNELS.
A strain of albino rat developed at the Wistar Institute that has spread widely at other institutions. This has markedly diluted the original strain.
Experimentally induced new abnormal growth of TISSUES in animals to provide models for studying human neoplasms.
A nonapeptide that contains the ring of OXYTOCIN and the side chain of ARG-VASOPRESSIN with the latter determining the specific recognition of hormone receptors. Vasotocin is the non-mammalian vasopressin-like hormone or antidiuretic hormone regulating water and salt metabolism.
An involuntary movement or exercise of function in a part, excited in response to a stimulus applied to the periphery and transmitted to the brain or spinal cord.
Formation of stones in any part of the URINARY TRACT, usually in the KIDNEY; URINARY BLADDER; or the URETER.
Contractions of the abdominal muscles upon stimulation of the skin (superficial abdominal reflex) or tapping neighboring bony structures (deep abdominal reflex). The superficial reflex may be weak or absent, for example, after a stroke, a sign of upper (suprasegmental) motor neuron lesions. (Stedman, 25th ed & Best & Taylor's Physiological Basis of Medical Practice, 12th ed, p1073)
A nitrosourea compound with alkylating, carcinogenic, and mutagenic properties.
Inflammation of the KIDNEY involving the renal parenchyma (the NEPHRONS); KIDNEY PELVIS; and KIDNEY CALICES. It is characterized by ABDOMINAL PAIN; FEVER; NAUSEA; VOMITING; and occasionally DIARRHEA.
Painful URINATION. It is often associated with infections of the lower URINARY TRACT.
Tumors or cancer of the URINARY TRACT in either the male or the female.
The killing of animals for reasons of mercy, to control disease transmission or maintain the health of animal populations, or for experimental purposes (ANIMAL EXPERIMENTATION).
Compounds that bind to and activate ADRENERGIC BETA-3 RECEPTORS.
Cancer or tumors of the URETER which may cause obstruction leading to hydroureter, HYDRONEPHROSIS, and PYELONEPHRITIS. HEMATURIA is a common symptom.
That phase of a muscle twitch during which a muscle returns to a resting position.
Organic chemicals which have two amino groups in an aliphatic chain.
Measurable and quantifiable biological parameters (e.g., specific enzyme concentration, specific hormone concentration, specific gene phenotype distribution in a population, presence of biological substances) which serve as indices for health- and physiology-related assessments, such as disease risk, psychiatric disorders, environmental exposure and its effects, disease diagnosis, metabolic processes, substance abuse, pregnancy, cell line development, epidemiologic studies, etc.
Dioxolanes are specific chemical compounds characterized by a saturated six-membered ring containing two oxygen atoms and two carbon atoms, often formed through the reaction between aldehydes or ketones and diols, and significant in pharmaceutical synthesis and organic chemistry.
A mixed mesenchymal tumor composed of two or more mesodermal cellular elements not commonly associated, not counting fibrous tissue as one of the elements. Mesenchymomas are widely distributed in the body and about 75% are malignant. (Dorland, 27th ed; Holland et al., Cancer Medicine, 3d ed, p1866)
Methods which attempt to express in replicable terms the extent of the neoplasm in the patient.
Creatinine is a waste product that's generated from muscle metabolism, typically filtered through the kidneys and released in urine, with increased levels in blood indicating impaired kidney function.
A non-hydrolyzed muscarinic agonist used as a research tool.
Pathological processes that tend eventually to become malignant. (From Dorland, 27th ed)
Accumulation of a drug or chemical substance in various organs (including those not relevant to its pharmacologic or therapeutic action). This distribution depends on the blood flow or perfusion rate of the organ, the ability of the drug to penetrate organ membranes, tissue specificity, protein binding. The distribution is usually expressed as tissue to plasma ratios.
Symptoms of disorders of the lower urinary tract including frequency, NOCTURIA; urgency, incomplete voiding, and URINARY INCONTINENCE. They are often associated with OVERACTIVE BLADDER; URINARY INCOMPETENCE; and INTERSTITIAL CYSTITIS. Lower urinary tract symptoms in males were traditionally called PROSTATISM.
Abnormal increase in skeletal or smooth muscle tone. Skeletal muscle hypertonicity may be associated with PYRAMIDAL TRACT lesions or BASAL GANGLIA DISEASES.
The presence of bacteria in the urine which is normally bacteria-free. These bacteria are from the URINARY TRACT and are not contaminants of the surrounding tissues. Bacteriuria can be symptomatic or asymptomatic. Significant bacteriuria is an indicator of urinary tract infection.
Properties, functions, and processes of the URINARY TRACT as a whole or of any of its parts.
Naturally occurring or experimentally induced animal diseases with pathological processes sufficiently similar to those of human diseases. They are used as study models for human diseases.
An intravenous anesthetic with a short duration of action that may be used for induction of anesthesia.
A pouch or sac developed from a tubular or saccular organ, such as the GASTROINTESTINAL TRACT.
A plant genus of the family DENNSTAEDTIACEAE. Members contain ptaquiloside, braxin A1, and braxin B. The name is similar to brake fern (PTERIS).
Neurons which send impulses peripherally to activate muscles or secretory cells.
An increase in the excretion of URINE. (McGraw-Hill Dictionary of Scientific and Technical Terms, 6th ed)
All the organs involved in reproduction and the formation and release of URINE. It includes the kidneys, ureters, BLADDER; URETHRA, and the organs of reproduction - ovaries, UTERUS; FALLOPIAN TUBES; VAGINA; and CLITORIS in women and the testes; SEMINAL VESICLES; PROSTATE; seminal ducts; and PENIS in men.
An eleven-amino acid neurotransmitter that appears in both the central and peripheral nervous systems. It is involved in transmission of PAIN, causes rapid contractions of the gastrointestinal smooth muscle, and modulates inflammatory and immune responses.
Surgical incision or puncture into a URINARY BLADDER. Cystotomy may be used to remove URINARY CALCULI, or to perform tissue repair and reconstruction.
A malignant neoplasm that contains elements of carcinoma and sarcoma so extensively intermixed as to indicate neoplasia of epithelial and mesenchymal tissue. (Stedman, 25th ed)
An adenine nucleotide containing three phosphate groups esterified to the sugar moiety. In addition to its crucial roles in metabolism adenosine triphosphate is a neurotransmitter.
Butylamines are a class of organic compounds where a butyl group is attached to an amine functional group, with the general structure (C4H9)NHR or (C4H9)NR'R", commonly used as stimulants, entactogens, and psychedelics.
Tendency of fluids (e.g., water) to move from the less concentrated to the more concentrated side of a semipermeable membrane.
Penetrating and non-penetrating injuries to the spinal cord resulting from traumatic external forces (e.g., WOUNDS, GUNSHOT; WHIPLASH INJURIES; etc.).
The balance of fluid in the BODY FLUID COMPARTMENTS; total BODY WATER; BLOOD VOLUME; EXTRACELLULAR SPACE; INTRACELLULAR SPACE, maintained by processes in the body that regulate the intake and excretion of WATER and ELECTROLYTES, particularly SODIUM and POTASSIUM.
An enzyme that catalyzes the transfer of acetyl groups from ACETYL-COA to arylamines. It can also catalyze acetyl transfer between arylamines without COENZYME A and has a wide specificity for aromatic amines, including SEROTONIN. However, arylamine N-acetyltransferase should not be confused with the enzyme ARYLALKYLAMINE N-ACETYLTRANSFERASE which is also referred to as SEROTONIN ACETYLTRANSFERASE.
A subclass of purinergic P2 receptors that signal by means of a ligand-gated ion channel. They are comprised of three P2X subunits which can be identical (homotrimeric form) or dissimilar (heterotrimeric form).
Acrolein is an unsaturated aldehyde (C3H4O), highly reactive, toxic and naturally occurring compound that can be found in certain foods, tobacco smoke and is produced as a result of environmental pollution or industrial processes.
A prediction of the probable outcome of a disease based on a individual's condition and the usual course of the disease as seen in similar situations.
Cancer or tumors of the URETHRA. Benign epithelial tumors of the urethra usually consist of squamous and transitional cells. Primary urethral carcinomas are rare and typically of squamous cells. Urethral carcinoma is the only urological malignancy that is more common in females than in males.
Pathological processes involving the URETHRA.
The craniosacral division of the autonomic nervous system. The cell bodies of the parasympathetic preganglionic fibers are in brain stem nuclei and in the sacral spinal cord. They synapse in cranial autonomic ganglia or in terminal ganglia near target organs. The parasympathetic nervous system generally acts to conserve resources and restore homeostasis, often with effects reciprocal to the sympathetic nervous system.
A thin lining of closed cavities of the body, consisting of a single layer of squamous epithelial cells (MESOTHELIUM) resting on a thin layer of CONNECTIVE TISSUE, and covered with secreted clear fluid from blood and lymph vessels. Major serous membranes in the body include PERICARDIUM; PERITONEUM; and PLEURA.
RNA sequences that serve as templates for protein synthesis. Bacterial mRNAs are generally primary transcripts in that they do not require post-transcriptional processing. Eukaryotic mRNA is synthesized in the nucleus and must be exported to the cytoplasm for translation. Most eukaryotic mRNAs have a sequence of polyadenylic acid at the 3' end, referred to as the poly(A) tail. The function of this tail is not known for certain, but it may play a role in the export of mature mRNA from the nucleus as well as in helping stabilize some mRNA molecules by retarding their degradation in the cytoplasm.
Catheters inserted into the URINARY BLADDER or kidney for therapeutic or diagnostic purposes.
Drugs that bind to and activate cholinergic receptors.
Neurons which conduct NERVE IMPULSES to the CENTRAL NERVOUS SYSTEM.

Correlation of periurethral bacterial flora with bacteriuria and urinary tract infection in children with neurogenic bladder receiving intermittent catheterization. (1/272)

Periurethral bacteria are inoculated daily into the urine of children with neurogenic bladder during clean intermittent catheterization (CIC). We examined how frequently periurethral bacterial species produced bacteriuria in children followed longitudinally. When Escherichia coli was detected on the periurethra, bacteriuria was also present 93% of the time. When Klebsiella, Pseudomonas, or Enterococcus species or nonpathogens were detected on the periurethra, bacteriuria was present 80%, 40%, 40%, and 25% of the time, respectively. Clonal typing of multiple colonies of E. coli from each periurethral and urine culture revealed that children carried only one or two E. coli clones in their urinary tracts over months of surveillance. When E. coli was detected in the urine, the identical clone was on the periurethra. E. coli persisted for weeks in the urine without causing symptoms. Occasionally the same E. coli clone carried for weeks caused a urinary tract infection. Bacteriuria frequently occurs after inoculation of periurethral E. coli into the urine during CIC.  (+info)

M2 receptors in genito-urinary smooth muscle pathology. (2/272)

In vitro bladder contractions in response to cumulative carbachol doses were measured in the presence of selective muscarinic antagonists from rats which had their major pelvic ganglion bilaterally removed (denervation, DEN) or from rats in which the spinal cord was injured (SCI) via compression. DEN induced both hypertrophy (505+/-51 mg bladder weight) and a supersensitivity of the bladders to carbachol (EC50=0.7+/-0.1 uM). Some of the SCI rats regained the ability to void spontaneously (SPV). The bladders of these animals weighed 184+/-17 mg, significantly less than the bladders of non voiding rats (NV, 644+/-92 mg). The potency of carbachol was greater in bladder strips from NV SCI animals (EC50=0.54+/-0.1 uM) than either bladder strips from SPV SCI (EC50=0.93+/-0.3 microM), DEN or control (EC50=1.2+/-0.1 microM) animals. Antagonist affinities in control bladders for antagonism of carbachol induced contractions were consistent with M3 mediated contractions. Antagonist affinities in DEN bladders for 4-diphenlacetoxy-N-methylpiperidine methiodide (4-DAMP, 8.5) and para fluoro hexahydrosilodifenidol (p-F-HHSiD, 6.6); were consistent with M2 mediated contractions, although the methoctramine affinity (6.5) was consistent with M3 mediated contractions. p-F-HHSiD inhibited carbachol induced contraction with an affinity consistent with M2 receptors in bladders from NV SCI (pKb=6.4) animals and M3 receptors in bladders from SPV SCI animals (pKb=7.9). Subtype selective immunoprecipitation of muscarinic receptors revealed an increase in total and an increase in M2 receptor density with no change in M3 receptor density in bladders from DEN and NV SCI animals compared to normal or sham operated controls. M3 receptor density was lower in bladders from SPV SCI animals while the M2 receptor density was not different from control. This increase in M2 receptor density is consistent with the change in affinity of the antagonists for inhibition of carbachol induced contractions and may indicate that M2 receptors or a combination of M2 and M3 receptors directly mediate smooth muscle contraction in bladders from DEN and NV SCI rats.  (+info)

Glutamatergic and dopaminergic contributions to rat bladder hyperactivity after cerebral artery occlusion. (3/272)

The contribution of glutamatergic and dopaminergic mechanisms to bladder hyperactivity after left middle cerebral artery occlusion was evaluated by determining the effects of intravenous cumulative doses of an N-methyl-D-aspartate (NMDA) glutamatergic antagonist (MK-801) and D1-selective (Sch-23390), D2-selective (sulpiride), or nonselective (haloperidol) dopaminergic antagonists on bladder activity in sham-operated (SO) and cerebral-infarcted (CI) rats. MK-801 (1 and 10 mg/kg) or sulpiride (3-30 mg/kg) significantly increased bladder capacity (BC) in CI but decreased or had no effect, respectively, on BC in SO. Sch-23390 (0.1-3 mg/kg) decreased BC in both SO and CI. In both CI and SO, low doses of haloperidol (0.1-1 mg/kg) increased BC, but a higher dose (3 mg/kg) reversed this effect. Administration of haloperidol (0.3 mg/kg) or sulpiride (10 mg/kg) in combination with MK-801 (0.01-10 mg/kg) markedly increased BC in CI but produced small decreases or increases in BC depending on the dose of MK-801 in SO. These results indicate that the bladder hyperactivity induced by cerebral infarction is mediated in part by NMDA glutamatergic and D2 dopaminergic excitatory mechanisms.  (+info)

Segmental spinal dysgenesis: neuroradiologic findings with clinical and embryologic correlation. (4/272)

BACKGROUND AND PURPOSE: Segmental spinal dysgenesis (SSD) is a rare congenital abnormality in which a segment of the spine and spinal cord fails to develop properly. Our goal was to investigate the neuroradiologic features of this condition in order to correlate our findings with the degree of residual spinal cord function, and to provide insight into the embryologic origin of this disorder. We also aimed to clarify the relationship between SSD and other entities, such as multiple vertebral segmentation defects, congenital vertebral displacement, and caudal regression syndrome (CRS). METHODS: The records of patients treated at our institutions for congenital spinal anomalies were reviewed, and 10 cases were found to satisfy the inclusion criteria for SSD. Plain radiographs were available for review in all cases. MR imaging was performed in eight patients, one of whom also underwent conventional myelography. Two other patients underwent only conventional myelography. RESULTS: Segmental vertebral anomalies involved the thoracolumbar, lumbar, or lumbosacral spine. The spinal cord at the level of the abnormality was thinned or even indiscernible, and a bulky, low-lying cord segment was present caudad to the focal abnormality in most cases. Closed spinal dysraphisms were associated in five cases, and partial sacrococcygeal agenesis in three. Renal anomalies were detected in four cases, and dextrocardia in one; all patients had a neurogenic bladder. CONCLUSION: SSD is an autonomous entity with characteristic clinical and neuroradiologic features; however, SSD and CRS probably represent two faces of a single spectrum of segmental malformations of the spine and spinal cord. The neuroradiologic picture depends on the severity of the malformation and on its segmental level along the longitudinal embryonic axis. The severity of the morphologic derangement correlates with residual spinal cord function and with severity of the clinical deficit.  (+info)

Neurological disorders of micturition and their treatment. (5/272)

An overview of the current concepts of the neurological control of the bladder is given, based on laboratory experiments and PET scanning studies in human subjects. This is followed by a description of the various causes of the neurogenic bladder, discussed in a hierarchical order starting with cortical lesions and descending through the basal ganglia and brainstem, spinal cord, conus and cauda equina to disorders of peripheral innervation. Then follows a description of the condition of isolated urinary retention in young women. The article concludes with a review of the methods available for treating neurogenic bladder disorders. These are largely medical but brief mention of appropriate surgical procedures is made.  (+info)

Neurological complications of spinal tuberculosis in children. (6/272)

Neurological complications of thoracic and lumbar spinal tuberculosis were studied in 32 patients under the age of 16 years. The majority had lesions involving three or more vertebral bodies. Paraplegia occurred in 8 patients and was always associated with bladder and bowel dysfunction. Lesions located at T4/5 were most commonly accompanied by paraplegia. Deterioration of the neurological status was related to the degree of spinal stenosis, whereas the degree of kyphosis was of less importance. Radiculopathy is rare in children with Pott's disease.  (+info)

The overactive bladder in multiple sclerosis. (7/272)

Multiple sclerosis is a common neurologic disorder that often affects the genitourinary system. One of the most common symptoms of multiple sclerosis is the hyperactive bladder. These patients will have symptoms that may affect their lifestyle, such as urinary incontinence, urgency, and frequency. They may also suffer from debilitating urinary tract symptoms, such as frequent or recurrent urinary tract infections and also on occasion, damage to the upper urinary tract. Fortunately, the neurogenic bladder dysfunction associated with multiple sclerosis can be treated with a reasonable chance of success. With proper treatment, related symptoms may be brought under control, allowing the physician to concentrate on the more debilitating aspects of this disease.  (+info)

Clinical experience with 99mTc-DMSA (dimercaptosuccinic acid), a new renal-imaging agent. (8/272)

Results are reported from the clinical evaluation of a new radiopharmaceutical for renal imaging, 99mTc-DMSA (dimercaptosuccinic acid). Sixty-five patients were studied and six of these patients' scintiphotos are illustrated. The physical characteristics of 99mTc and the mercurial-like kinetics of the chelate produced high-resolution scintiphotos of the renal parenchyma in patients of all ages and with a variety of disease entities. The commercial availability of the material in kit form permits its usage in all nuclear medicine facilities.  (+info)

The urinary bladder is a muscular, hollow organ in the pelvis that stores urine before it is released from the body. It expands as it fills with urine and contracts when emptying. The typical adult bladder can hold between 400 to 600 milliliters of urine for about 2-5 hours before the urge to urinate occurs. The wall of the bladder contains several layers, including a mucous membrane, a layer of smooth muscle (detrusor muscle), and an outer fibrous adventitia. The muscles of the bladder neck and urethra remain contracted to prevent leakage of urine during filling, and they relax during voiding to allow the urine to flow out through the urethra.

Urinary Bladder Neoplasms are abnormal growths or tumors in the urinary bladder, which can be benign (non-cancerous) or malignant (cancerous). Malignant neoplasms can be further classified into various types of bladder cancer, such as urothelial carcinoma, squamous cell carcinoma, and adenocarcinoma. These malignant tumors often invade surrounding tissues and organs, potentially spreading to other parts of the body (metastasis), which can lead to serious health consequences if not detected and treated promptly and effectively.

Urinary bladder diseases refer to a range of conditions that affect the urinary bladder, a muscular sac located in the pelvis that stores urine before it is excreted from the body. These diseases can impair the bladder's ability to store or empty urine properly, leading to various symptoms and complications. Here are some common urinary bladder diseases with their medical definitions:

1. Cystitis: This is an inflammation of the bladder, often caused by bacterial infections (known as UTI - Urinary Tract Infection). However, it can also be triggered by irritants, radiation therapy, or chemical exposure.
2. Overactive Bladder (OAB): A group of symptoms that include urgency, frequency, and, in some cases, urge incontinence. The bladder muscle contracts excessively, causing a strong, sudden desire to urinate.
3. Interstitial Cystitis/Bladder Pain Syndrome (IC/BPS): A chronic bladder condition characterized by pain, pressure, or discomfort in the bladder and pelvic region, often accompanied by urinary frequency and urgency. Unlike cystitis, IC/BPS is not caused by infection, but its exact cause remains unknown.
4. Bladder Cancer: The abnormal growth of cancerous cells within the bladder lining or muscle. It can present as non-muscle-invasive (superficial) or muscle-invasive, depending on whether the tumor has grown into the bladder muscle.
5. Bladder Diverticula: Small sac-like pouches that form in the bladder lining and protrude outward through its wall. These may result from increased bladder pressure due to conditions like OAB or an enlarged prostate.
6. Neurogenic Bladder: A condition where nerve damage or dysfunction affects the bladder's ability to store or empty urine properly. This can lead to symptoms such as incontinence, urgency, and retention.
7. Benign Prostatic Hyperplasia (BPH): Although not a bladder disease itself, BPH is a common condition in older men where the prostate gland enlarges, putting pressure on the bladder and urethra, leading to urinary symptoms like frequency, urgency, and hesitancy.

Understanding these various bladder conditions can help individuals identify potential issues early on and seek appropriate medical attention for proper diagnosis and treatment.

Urinary bladder calculi, also known as bladder stones, refer to the formation of solid mineral deposits within the urinary bladder. These calculi develop when urine becomes concentrated, allowing minerals to crystallize and stick together, forming a stone. Bladder stones can vary in size, ranging from tiny sand-like particles to larger ones that can occupy a significant portion of the bladder's volume.

Bladder stones typically form as a result of underlying urinary tract issues, such as bladder infection, enlarged prostate, nerve damage, or urinary retention. Symptoms may include lower abdominal pain, difficulty urinating, frequent urination, blood in the urine, and sudden, strong urges to urinate. If left untreated, bladder stones can lead to complications like urinary tract infections and kidney damage. Treatment usually involves surgical removal of the stones or using other minimally invasive procedures to break them up and remove the fragments.

Urothelium is the specialized type of epithelial tissue that lines the urinary tract, including the renal pelvis, ureters, bladder, and urethra. It is a type of transitional epithelium that can change its shape and size depending on the degree of distension or stretching of the organs it lines.

The main function of urothelium is to provide a barrier against urine, which contains various waste products and potential irritants, while also allowing the exchange of ions and water. The urothelial cells are joined together by tight junctions that prevent the passage of substances through the paracellular space, and they also have the ability to transport ions and water through their cell membranes.

In addition to its barrier function, urothelium is also involved in sensory and immune functions. It contains specialized nerve endings that can detect mechanical and chemical stimuli, such as stretch or irritation, and it expresses various antimicrobial peptides and other defense mechanisms that help protect the urinary tract from infection.

Overall, urothelium plays a critical role in maintaining the health and function of the urinary tract, and its dysfunction has been implicated in various urinary tract disorders, such as interstitial cystitis/bladder pain syndrome and bladder cancer.

Transitional cell carcinoma (TCC) is a type of cancer that develops in the transitional epithelium, which is the tissue that lines the inner surface of the urinary tract. This includes the renal pelvis, ureters, bladder, and urethra. Transitional cell carcinoma is the most common type of bladder cancer and can also occur in other parts of the urinary system.

Transitional cells are specialized epithelial cells that can stretch and change shape as the organs they line expand or contract. These cells normally have a flat, squamous appearance when at rest but become more cuboidal and columnar when the organ is full. Transitional cell carcinomas typically start in the urothelium, which is the innermost lining of the urinary tract.

Transitional cell carcinoma can be classified as non-invasive (also called papillary or superficial), invasive, or both. Non-invasive TCCs are confined to the urothelium and have not grown into the underlying connective tissue. Invasive TCCs have grown through the urothelium and invaded the lamina propria (a layer of connective tissue beneath the urothelium) or the muscle wall of the bladder.

Transitional cell carcinoma can also be categorized as low-grade or high-grade, depending on how abnormal the cancer cells look under a microscope and how likely they are to grow and spread. Low-grade TCCs tend to have a better prognosis than high-grade TCCs.

Treatment for transitional cell carcinoma depends on the stage and grade of the cancer, as well as other factors such as the patient's overall health. Treatment options may include surgery, radiation therapy, chemotherapy, or immunotherapy.

Overactive bladder (OAB) is a urological condition characterized by the involuntary contraction of the detrusor muscle of the urinary bladder, leading to symptoms such as urgency, frequency, and nocturia (the need to wake up at night to urinate), with or without urge incontinence (the involuntary loss of urine associated with a strong desire to void). It is important to note that OAB is not necessarily related to bladder volume or age-related changes, and it can significantly impact an individual's quality of life. The exact cause of OAB is not fully understood, but it may be associated with neurological disorders, certain medications, infections, or other underlying medical conditions. Treatment options for OAB include behavioral modifications, pelvic floor exercises, bladder training, medications, and, in some cases, surgical interventions.

Cystitis is a medical term that refers to inflammation of the bladder, usually caused by a bacterial infection. The infection can occur when bacteria from the digestive tract or skin enter the urinary tract through the urethra and travel up to the bladder. This condition is more common in women than men due to their shorter urethras, which makes it easier for bacteria to reach the bladder.

Symptoms of cystitis may include a strong, frequent, or urgent need to urinate, pain or burning during urination, cloudy or strong-smelling urine, and discomfort in the lower abdomen or back. In some cases, there may be blood in the urine, fever, chills, or nausea and vomiting.

Cystitis can usually be treated with antibiotics to kill the bacteria causing the infection. Drinking plenty of water to flush out the bacteria and alleviating symptoms with over-the-counter pain medications may also help. Preventive measures include practicing good hygiene, wiping from front to back after using the toilet, urinating after sexual activity, and avoiding using douches or perfumes in the genital area.

Urinary bladder neck obstruction is a medical condition that refers to a partial or complete blockage at the bladder neck, which is the area where the bladder connects to the urethra. This obstruction can be caused by various factors such as prostate enlargement, bladder tumors, scar tissue, or nerve damage.

The bladder neck obstruction can lead to difficulty in urinating, a weak urine stream, and the need to strain while urinating. In severe cases, it can cause urinary retention, kidney failure, and other complications. Treatment for this condition depends on the underlying cause and may include medications, surgery, or minimally invasive procedures.

Neurogenic bladder is a term used to describe bladder dysfunction due to neurological damage or disease. The condition can result in problems with bladder storage and emptying, leading to symptoms such as urinary frequency, urgency, hesitancy, incontinence, and retention.

Neurogenic bladder can occur due to various medical conditions, including spinal cord injury, multiple sclerosis, Parkinson's disease, diabetic neuropathy, and stroke. The damage to the nerves that control bladder function can result in overactivity or underactivity of the bladder muscle, leading to urinary symptoms.

Management of neurogenic bladder typically involves a multidisciplinary approach, including medications, bladder training, catheterization, and surgery in some cases. The specific treatment plan depends on the underlying cause of the condition and the severity of the symptoms.

Butylhydroxybutylnitrosamine (OH-BBN or BBN) is a chemical compound that is primarily used in laboratory research as a potent carcinogenic agent. It is known to induce tumors in various organs, particularly in the urinary bladder and liver, when administered to experimental animals.

The IUPAC name for Butylhydroxybutylnitrosamine is N-butyl-N-(4-hydroxybutyl)nitrosamine. Its molecular formula is C8H19NO3. It is a white to off-white crystalline powder, soluble in water and alcohol.

It is important to note that Butylhydroxybutylnitrosamine is not used in human medicine or therapy due to its carcinogenic properties. Its use is restricted to research purposes only, under controlled conditions and with appropriate safety measures in place.

Urination, also known as micturition, is the physiological process of excreting urine from the urinary bladder through the urethra. It is a complex process that involves several systems in the body, including the urinary system, nervous system, and muscular system.

In medical terms, urination is defined as the voluntary or involuntary discharge of urine from the urethra, which is the final pathway for the elimination of waste products from the body. The process is regulated by a complex interplay between the detrusor muscle of the bladder, the internal and external sphincters of the urethra, and the nervous system.

During urination, the detrusor muscle contracts, causing the bladder to empty, while the sphincters relax to allow the urine to flow through the urethra and out of the body. The nervous system plays a crucial role in coordinating these actions, with sensory receptors in the bladder sending signals to the brain when it is time to urinate.

Urination is essential for maintaining the balance of fluids and electrolytes in the body, as well as eliminating waste products such as urea, creatinine, and other metabolic byproducts. Abnormalities in urination can indicate underlying medical conditions, such as urinary tract infections, bladder dysfunction, or neurological disorders.

The urinary tract is a system in the body responsible for producing, storing, and eliminating urine. It includes two kidneys, two ureters, the bladder, and the urethra. The kidneys filter waste and excess fluids from the blood to produce urine, which then travels down the ureters into the bladder. When the bladder is full, urine is released through the urethra during urination. Any part of this system can become infected or inflamed, leading to conditions such as urinary tract infections (UTIs) or kidney stones.

Urinary Tract Infections (UTIs) are defined as the presence of pathogenic microorganisms, typically bacteria, in any part of the urinary system, which includes the kidneys, ureters, bladder, and urethra, resulting in infection and inflammation. The majority of UTIs are caused by Escherichia coli (E. coli) bacteria, but other organisms such as Klebsiella, Proteus, Staphylococcus saprophyticus, and Enterococcus can also cause UTIs.

UTIs can be classified into two types based on the location of the infection:

1. Lower UTI or bladder infection (cystitis): This type of UTI affects the bladder and urethra. Symptoms may include a frequent and urgent need to urinate, pain or burning during urination, cloudy or strong-smelling urine, and discomfort in the lower abdomen or back.

2. Upper UTI or kidney infection (pyelonephritis): This type of UTI affects the kidneys and can be more severe than a bladder infection. Symptoms may include fever, chills, nausea, vomiting, and pain in the flanks or back.

UTIs are more common in women than men due to their shorter urethra, which makes it easier for bacteria to reach the bladder. Other risk factors for UTIs include sexual activity, use of diaphragms or spermicides, urinary catheterization, diabetes, and weakened immune systems.

UTIs are typically diagnosed through a urinalysis and urine culture to identify the causative organism and determine the appropriate antibiotic treatment. In some cases, imaging studies such as ultrasound or CT scan may be necessary to evaluate for any underlying abnormalities in the urinary tract.

Cystoscopy is a medical procedure that involves the insertion of a thin, flexible tube with a camera and light on the end (cystoscope) into the bladder through the urethra. This procedure allows healthcare professionals to examine the lining of the bladder and urethra for any abnormalities such as inflammation, tumors, or stones. Cystoscopy can be used for diagnostic purposes, as well as for therapeutic interventions like removing small bladder tumors or performing biopsies. It is typically performed under local or general anesthesia to minimize discomfort and pain.

Urinary incontinence is defined as the involuntary loss or leakage of urine that is sufficient to be a social or hygienic problem. It can occur due to various reasons such as weak pelvic muscles, damage to nerves that control the bladder, certain medications, and underlying medical conditions like diabetes, multiple sclerosis, or Parkinson's disease.

There are different types of urinary incontinence, including stress incontinence (leakage of urine during physical activities like coughing, sneezing, or exercising), urge incontinence (a sudden and strong need to urinate that results in leakage), overflow incontinence (constant dribbling of urine due to a bladder that doesn't empty completely), functional incontinence (inability to reach the bathroom in time due to physical or mental impairments), and mixed incontinence (a combination of any two or more types of incontinence).

Urinary incontinence can significantly impact a person's quality of life, causing embarrassment, social isolation, and depression. However, it is a treatable condition, and various treatment options are available, including bladder training, pelvic floor exercises, medications, medical devices, and surgery.

Urinary catheterization is a medical procedure in which a flexible tube (catheter) is inserted into the bladder through the urethra to drain urine. This may be done to manage urinary retention, monitor urine output, or obtain a urine sample for laboratory testing. It can be performed as a clean, intermittent catheterization, or with an indwelling catheter (also known as Foley catheter) that remains in place for a longer period of time. The procedure should be performed using sterile technique to reduce the risk of urinary tract infection.

Smooth muscle, also known as involuntary muscle, is a type of muscle that is controlled by the autonomic nervous system and functions without conscious effort. These muscles are found in the walls of hollow organs such as the stomach, intestines, bladder, and blood vessels, as well as in the eyes, skin, and other areas of the body.

Smooth muscle fibers are shorter and narrower than skeletal muscle fibers and do not have striations or sarcomeres, which give skeletal muscle its striped appearance. Smooth muscle is controlled by the autonomic nervous system through the release of neurotransmitters such as acetylcholine and norepinephrine, which bind to receptors on the smooth muscle cells and cause them to contract or relax.

Smooth muscle plays an important role in many physiological processes, including digestion, circulation, respiration, and elimination. It can also contribute to various medical conditions, such as hypertension, gastrointestinal disorders, and genitourinary dysfunction, when it becomes overactive or underactive.

Urinary retention is a medical condition in which the bladder cannot empty completely or at all, resulting in the accumulation of urine in the bladder. This can lead to discomfort, pain, and difficulty in passing urine. Urinary retention can be acute (sudden onset) or chronic (long-term). Acute urinary retention is a medical emergency that requires immediate attention, while chronic urinary retention may be managed with medications or surgery. The causes of urinary retention include nerve damage, bladder muscle weakness, prostate gland enlargement, and side effects of certain medications.

Cystectomy is a surgical procedure in which all or part of the urinary bladder is removed. This procedure is often used to treat bladder cancer, but it may also be necessary in cases of severe bladder damage, infection, or inflammation that do not respond to other treatments.

There are several types of cystectomy, including:

1. Radical cystectomy: This is the most common type of cystectomy performed for bladder cancer. It involves removing the entire bladder, as well as nearby lymph nodes, the prostate gland in men, and the uterus, ovaries, fallopian tubes, and a portion of the vagina in women.
2. Partial cystectomy: In this procedure, only a part of the bladder is removed. This may be an option for patients with early-stage bladder cancer that has not spread deeply into the bladder muscle or to other parts of the body.
3. Urinary diversion: After a cystectomy, the surgeon must create a new way for urine to leave the body. This may involve creating a urostomy, in which a piece of intestine is used to form a stoma (an opening) on the abdominal wall, through which urine can be collected in a bag. Alternatively, the surgeon may create an internal pouch using a segment of intestine, which can then be connected to the ureters and allowed to drain into the rectum or vagina.

As with any surgical procedure, cystectomy carries risks such as bleeding, infection, and reactions to anesthesia. Patients may also experience long-term complications such as urinary incontinence, sexual dysfunction, and changes in bowel habits. However, for many patients with bladder cancer or other severe bladder conditions, cystectomy can be a life-saving procedure.

Urodynamics is a medical test that measures the function and performance of the lower urinary tract, which includes the bladder, urethra, and sphincters. It involves the use of specialized equipment to record measurements such as bladder pressure, urine flow rate, and residual urine volume. The test can help diagnose various urinary problems, including incontinence, urinary retention, and overactive bladder.

During the test, a small catheter is inserted into the bladder through the urethra to measure bladder pressure while filling it with sterile water or saline solution. Another catheter may be placed in the rectum to record abdominal pressure. The patient is then asked to urinate, and the flow rate and any leaks are recorded.

Urodynamics can help identify the underlying cause of urinary symptoms and guide treatment decisions. It is often recommended for patients with complex or persistent urinary problems that have not responded to initial treatments.

'Bufo marinus' is the scientific name for a species of toad commonly known as the Cane Toad or Giant Toad. This toad is native to Central and South America, but has been introduced to various parts of the world including Florida, Australia, and several Pacific islands. The toad produces a toxic secretion from glands on its back and neck, which can be harmful or fatal if ingested by pets or humans.

Intravesical administration refers to the instillation of medication directly into the bladder through a catheter or other medical device. This method is often used to deliver treatments for various bladder conditions, such as interstitial cystitis, bladder cancer, and chronic bladder infections. The medication is held in the bladder for a specified period, usually ranging from a few minutes to several hours, before being urinated out. This allows the medication to come into close contact with the bladder lining, potentially enhancing its effectiveness while minimizing systemic side effects.

Urine is a physiological excretory product that is primarily composed of water, urea, and various ions (such as sodium, potassium, chloride, and others) that are the byproducts of protein metabolism. It also contains small amounts of other substances like uric acid, creatinine, ammonia, and various organic compounds. Urine is produced by the kidneys through a process called urination or micturition, where it is filtered from the blood and then stored in the bladder until it is excreted from the body through the urethra. The color, volume, and composition of urine can provide important diagnostic information about various medical conditions.

Urinary calculi, also known as kidney stones or nephrolithiasis, are hard deposits made of minerals and salts that form inside the urinary system. These calculi can develop in any part of the urinary system, which includes the kidneys, ureters, bladder, and urethra.

The formation of urinary calculi typically occurs when there is a concentration of certain substances, such as calcium, oxalate, uric acid, or struvite, in the urine. When these substances become highly concentrated, they can crystallize and form small seeds that gradually grow into larger stones over time.

The size of urinary calculi can vary from tiny, sand-like particles to large stones that can fill the entire renal pelvis. The symptoms associated with urinary calculi depend on the stone's size, location, and whether it is causing a blockage in the urinary tract. Common symptoms include severe pain in the flank, lower abdomen, or groin; nausea and vomiting; blood in the urine (hematuria); fever and chills; and frequent urge to urinate or painful urination.

Treatment for urinary calculi depends on the size and location of the stone, as well as the severity of symptoms. Small stones may pass spontaneously with increased fluid intake and pain management. Larger stones may require medical intervention, such as extracorporeal shock wave lithotripsy (ESWL), ureteroscopy, or percutaneous nephrolithotomy (PCNL) to break up or remove the stone. Preventive measures include maintaining adequate hydration, modifying dietary habits, and taking medications to reduce the risk of stone formation.

Hematuria is a medical term that refers to the presence of blood in urine. It can be visible to the naked eye, which is called gross hematuria, or detected only under a microscope, known as microscopic hematuria. The blood in urine may come from any site along the urinary tract, including the kidneys, ureters, bladder, or urethra. Hematuria can be a symptom of various medical conditions, such as urinary tract infections, kidney stones, kidney disease, or cancer of the urinary tract. It is essential to consult a healthcare professional if you notice blood in your urine to determine the underlying cause and receive appropriate treatment.

Muscle contraction is the physiological process in which muscle fibers shorten and generate force, leading to movement or stability of a body part. This process involves the sliding filament theory where thick and thin filaments within the sarcomeres (the functional units of muscles) slide past each other, facilitated by the interaction between myosin heads and actin filaments. The energy required for this action is provided by the hydrolysis of adenosine triphosphate (ATP). Muscle contractions can be voluntary or involuntary, and they play a crucial role in various bodily functions such as locomotion, circulation, respiration, and posture maintenance.

A urinary bladder fistula is an abnormal connection or passage between the urinary bladder and another organ or structure, such as the skin, intestine, or vagina. This condition can result from various factors, including surgery, injury, infection, inflammation, radiation therapy, or malignancy.

Bladder fistulas may lead to symptoms like continuous leakage of urine through the skin, frequent urinary tract infections, and fecal matter in the urine (when the fistula involves the intestine). The diagnosis typically involves imaging tests, such as a CT scan or cystogram, while treatment often requires surgical repair of the fistula.

Urinary diversion is a surgical procedure that involves the creation of a new way for urine to leave the body, bypassing the native urinary system. This is typically performed in individuals who have damaged or removed urinary systems due to conditions such as cancer, severe trauma, or congenital abnormalities.

There are several types of urinary diversions, including:

1. Ileal Conduit: A segment of the small intestine (ileum) is used to create a passageway for urine to flow from the ureters to an external collection bag or pouch worn on the abdomen.
2. Continent Urinary Reservoir: A pouch-like reservoir is created using a segment of the intestine, which is then connected to the ureters. The patient periodically empties the reservoir through a stoma (opening) in the abdominal wall using a catheter.
3. Orthotopic Neobladder: A pouch-like reservoir is created using a segment of the intestine, which is then connected to the urethra, allowing for normal urination through the native urethral opening.

These procedures can significantly improve the quality of life for patients with severe urinary system damage or disease, although they do come with potential complications such as infections, stone formation, and electrolyte imbalances.

The urethra is the tube that carries urine from the bladder out of the body. In males, it also serves as the conduit for semen during ejaculation. The male urethra is longer than the female urethra and is divided into sections: the prostatic, membranous, and spongy (or penile) urethra. The female urethra extends from the bladder to the external urethral orifice, which is located just above the vaginal opening.

I'm not able to find a medical definition for the acronym "FANFT." It is possible that it could be a specialized or obscure term, or perhaps it is used in a specific context within medical research or literature. In general, when searching for medical definitions, it is best to use established and well-known terminology. If "FANFT" is a term you have encountered in your studies or research, I would recommend checking the source material for additional context or reaching out to the author for clarification.

Bladder exstrophy is a congenital birth defect that affects the urinary and reproductive systems, as well as the abdominal wall. In this condition, the bladder is not fully formed and is turned inside out and exposed on the outside of the body at birth. This results in the inability to control urination and can also lead to other complications such as infection and kidney damage if left untreated.

Bladder exstrophy occurs due to a problem with the development of the fetus during pregnancy, specifically during the formation of the lower abdominal wall. It is more common in boys than girls, and can occur on its own or as part of a spectrum of defects known as the exstrophy-epispadias complex.

Treatment for bladder exstrophy typically involves surgical reconstruction to repair the bladder and lower abdominal wall. This may be done in stages, starting with the closure of the abdominal wall and then followed by bladder reconstruction at a later time. In some cases, additional surgeries may be necessary to address other associated defects or complications. With proper treatment, most children with bladder exstrophy can lead normal lives, although they may require ongoing medical management and monitoring throughout their lives.

Stress Urinary Incontinence (SUI) is a type of urinary incontinence that occurs when physical activities or movements, such as coughing, sneezing, laughing, exercising, or lifting heavy objects, put pressure on the bladder, causing unintentional leakage of urine. It is caused by weakened pelvic floor muscles and/or a malfunctioning urethral sphincter, which normally help maintain urinary continence. SUI is more common in women than men, especially those who have gone through pregnancy, childbirth, or menopause, but it can also affect older men with prostate gland issues.

Cacodylic acid is an organic compound with the formula (CH3)2AsO2. It is the simplest dialkyl arsenic acid and is classified as a toxic organoarsenic compound. Cacodylic acid was once used in various medical applications, but its use has been largely discontinued due to its high toxicity and environmental concerns.

It's important to note that cacodylic acid is not commonly encountered in modern medicine or clinical practice. Its historical medical uses included as a treatment for some parasitic infections, but it has since been replaced by safer and more effective alternatives. Nowadays, cacodylic acid is primarily used in research and industrial settings, where it serves as a precursor for the synthesis of other organoarsenic compounds.

F344 is a strain code used to designate an outbred stock of rats that has been inbreeded for over 100 generations. The F344 rats, also known as Fischer 344 rats, were originally developed at the National Institutes of Health (NIH) and are now widely used in biomedical research due to their consistent and reliable genetic background.

Inbred strains, like the F344, are created by mating genetically identical individuals (siblings or parents and offspring) for many generations until a state of complete homozygosity is reached, meaning that all members of the strain have identical genomes. This genetic uniformity makes inbred strains ideal for use in studies where consistent and reproducible results are important.

F344 rats are known for their longevity, with a median lifespan of around 27-31 months, making them useful for aging research. They also have a relatively low incidence of spontaneous tumors compared to other rat strains. However, they may be more susceptible to certain types of cancer and other diseases due to their inbred status.

It's important to note that while F344 rats are often used as a standard laboratory rat strain, there can still be some genetic variation between individual animals within the same strain, particularly if they come from different suppliers or breeding colonies. Therefore, it's always important to consider the source and history of any animal model when designing experiments and interpreting results.

Saccharin is not a medical term, but it is a chemical compound that is widely used as an artificial sweetener. Medically speaking, saccharin is classified as an intense sugar substitute, meaning it is many times sweeter than sucrose (table sugar) but contributes little to no calories when added to food or drink.

Saccharin is often used by people with diabetes or those who are trying to reduce their calorie intake. It has been in use for over a century and has undergone extensive safety testing. The U.S. Food and Drug Administration (FDA) has classified saccharin as generally recognized as safe (GRAS), although it once required a warning label due to concerns about bladder cancer. However, subsequent research has largely dismissed this risk for most people, and the warning label is no longer required.

It's important to note that while saccharin and other artificial sweeteners can be helpful for some individuals, they should not be used as a replacement for a balanced diet and regular exercise. Additionally, excessive consumption of these sugar substitutes may have negative health consequences, such as altering gut bacteria or contributing to metabolic disorders.

Urethral obstruction is a medical condition that refers to a blockage in the urethra, which is the tube that carries urine from the bladder out of the body. This blockage can be partial or complete and can be caused by various factors such as scar tissue, stones, tumors, or enlarged prostate gland in men. Symptoms may include difficulty in urinating, painful urination, frequent urination, and urinary retention. If left untreated, urethral obstruction can lead to serious complications such as kidney damage or infection.

Interstitial cystitis (IC) is a chronic bladder health condition characterized by recurring discomfort or pain in the bladder and the surrounding pelvic region. It is also known as painful bladder syndrome (PBS). The symptoms can vary from person to person and may include:

1. Pain or pressure in the bladder and pelvis
2. Frequent urination, often in small amounts
3. Urgent need to urinate
4. Persistent discomfort or pain, which may worsen with certain foods, menstruation, stress, or sexual activity

Interstitial cystitis is a complex and poorly understood condition, and its exact cause remains unknown. There is no known cure for IC, but various treatments can help manage the symptoms. These treatments may include lifestyle modifications, physical therapy, oral medications, bladder instillations, and nerve stimulation techniques. In some cases, surgery might be considered as a last resort.

It's essential to consult a healthcare professional if you suspect you have interstitial cystitis for an accurate diagnosis and appropriate treatment plan tailored to your specific needs.

Carcinogens are agents (substances or mixtures of substances) that can cause cancer. They may be naturally occurring or man-made. Carcinogens can increase the risk of cancer by altering cellular DNA, disrupting cellular function, or promoting cell growth. Examples of carcinogens include certain chemicals found in tobacco smoke, asbestos, UV radiation from the sun, and some viruses.

It's important to note that not all exposures to carcinogens will result in cancer, and the risk typically depends on factors such as the level and duration of exposure, individual genetic susceptibility, and lifestyle choices. The International Agency for Research on Cancer (IARC) classifies carcinogens into different groups based on the strength of evidence linking them to cancer:

Group 1: Carcinogenic to humans
Group 2A: Probably carcinogenic to humans
Group 2B: Possibly carcinogenic to humans
Group 3: Not classifiable as to its carcinogenicity to humans
Group 4: Probably not carcinogenic to humans

This information is based on medical research and may be subject to change as new studies become available. Always consult a healthcare professional for medical advice.

A mucous membrane is a type of moist, protective lining that covers various body surfaces inside the body, including the respiratory, gastrointestinal, and urogenital tracts, as well as the inner surface of the eyelids and the nasal cavity. These membranes are composed of epithelial cells that produce mucus, a slippery secretion that helps trap particles, microorganisms, and other foreign substances, preventing them from entering the body or causing damage to tissues. The mucous membrane functions as a barrier against infection and irritation while also facilitating the exchange of gases, nutrients, and waste products between the body and its environment.

A cystostomy is a surgical procedure that creates an opening through the wall of the bladder to allow urine to drain out. This opening, or stoma, is usually connected to a external collection device, such as a bag or a tube. The purpose of a cystostomy is to provide a stable and reliable way for urine to leave the body when a person is unable to urinate naturally due to injury, illness, or other medical conditions that affect bladder function.

There are several types of cystostomies, including temporary and permanent procedures. A temporary cystostomy may be performed as a short-term solution while a patient recovers from surgery or an injury, or when a person is unable to urinate temporarily due to an obstruction in the urinary tract. In these cases, the cystostomy can be closed once the underlying issue has been resolved.

A permanent cystostomy may be recommended for individuals who have irreversible bladder damage or dysfunction, such as those with spinal cord injuries, neurological disorders, or certain types of cancer. In these cases, a cystostomy can help improve quality of life by allowing for regular and reliable urinary drainage, reducing the risk of complications like urinary tract infections and kidney damage.

It's important to note that a cystostomy is a significant surgical procedure that carries risks and potential complications, such as bleeding, infection, and injury to surrounding tissues. As with any surgery, it's essential to discuss the benefits and risks of a cystostomy with a healthcare provider to determine whether it's the right option for an individual's specific medical needs.

Muscarinic antagonists, also known as muscarinic receptor antagonists or parasympatholytics, are a class of drugs that block the action of acetylcholine at muscarinic receptors. Acetylcholine is a neurotransmitter that plays an important role in the parasympathetic nervous system, which helps to regulate various bodily functions such as heart rate, digestion, and respiration.

Muscarinic antagonists work by binding to muscarinic receptors, which are found in various organs throughout the body, including the eyes, lungs, heart, and gastrointestinal tract. By blocking the action of acetylcholine at these receptors, muscarinic antagonists can produce a range of effects depending on the specific receptor subtype that is affected.

For example, muscarinic antagonists may be used to treat conditions such as chronic obstructive pulmonary disease (COPD) and asthma by relaxing the smooth muscle in the airways and reducing bronchoconstriction. They may also be used to treat conditions such as urinary incontinence or overactive bladder by reducing bladder contractions.

Some common muscarinic antagonists include atropine, scopolamine, ipratropium, and tiotropium. It's important to note that these drugs can have significant side effects, including dry mouth, blurred vision, constipation, and confusion, especially when used in high doses or for prolonged periods of time.

A muscarinic M3 receptor is a type of G protein-coupled receptor (GPCR) that binds to the neurotransmitter acetylcholine. It is a subtype of muscarinic receptors, which are named after the muscarine mushroom alkaloid that can activate them.

The M3 receptor is widely expressed in various tissues and organs, including the smooth muscle of the gastrointestinal tract, urinary bladder, respiratory system, and vasculature. When activated by acetylcholine or muscarinic agonists, it triggers a range of intracellular signaling pathways that lead to various physiological responses, such as smooth muscle contraction, glandular secretion, and modulation of neurotransmitter release.

The M3 receptor is known to couple primarily to the Gq/11 family of G proteins, which activate phospholipase C (PLC) and increase intracellular calcium levels. This leads to smooth muscle contraction and other downstream effects. The M3 receptor also interacts with other signaling pathways, such as those involving adenylyl cyclase, mitogen-activated protein kinases (MAPKs), and ion channels.

Dysregulation of muscarinic M3 receptors has been implicated in various diseases, including gastrointestinal disorders, overactive bladder syndrome, asthma, and cardiovascular diseases. Therefore, selective modulation of this receptor subtype is a potential therapeutic strategy for these conditions.

Aminobiphenyl compounds are a group of chemical substances that contain two phenyl rings linked by a single carbon-nitrogen bond. The amino group (-NH2) is attached to one of the phenyl rings.

These compounds have been historically used in the manufacture of dyes and were also used as rubber accelerators. However, they have been largely phased out due to their carcinogenic properties. Exposure to certain aminobiphenyl compounds has been associated with an increased risk of bladder cancer in humans.

It is important to note that the medical definition of 'aminobiphenyl compounds' generally refers to their chemical structure and potential health hazards, rather than a specific medical condition or treatment.

A ureter is a thin, muscular tube that transports urine from the kidney to the bladder. In humans, there are two ureters, one for each kidney, and they are typically about 10-12 inches long. The ureters are lined with a special type of cells called transitional epithelium that can stretch and expand as urine passes through them. They are located in the retroperitoneal space, which is the area behind the peritoneum, the membrane that lines the abdominal cavity. The ureters play a critical role in the urinary system by ensuring that urine flows from the kidneys to the bladder for storage and eventual elimination from the body.

Urologic diseases refer to a variety of conditions that affect the urinary tract, which includes the kidneys, ureters, bladder, and urethra in both males and females, as well as the male reproductive system. These diseases can range from relatively common conditions such as urinary tract infections (UTIs) and benign prostatic hyperplasia (BPH), to more complex diseases like kidney stones, bladder cancer, and prostate cancer.

Some of the common urologic diseases include:

1. Urinary Tract Infections (UTIs): These are infections that occur in any part of the urinary system, including the kidneys, ureters, bladder, and urethra. UTIs are more common in women than men.
2. Kidney Stones: These are small, hard mineral deposits that form inside the kidneys and can cause pain, nausea, and blood in the urine when passed.
3. Benign Prostatic Hyperplasia (BPH): This is a non-cancerous enlargement of the prostate gland that can cause difficulty urinating, frequent urination, and a weak urine stream.
4. Bladder Cancer: This is a type of cancer that begins in the bladder, usually in the lining of the bladder.
5. Prostate Cancer: This is a type of cancer that occurs in the prostate gland, which is a small walnut-shaped gland in men that produces seminal fluid.
6. Erectile Dysfunction (ED): This is a condition where a man has trouble achieving or maintaining an erection.
7. Overactive Bladder (OAB): This is a condition characterized by the sudden and strong need to urinate frequently, as well as involuntary loss of urine (incontinence).

Urologic diseases can affect people of all ages and genders, although some conditions are more common in certain age groups or among men or women. Treatment for urologic diseases varies depending on the specific condition and its severity, but may include medication, surgery, or lifestyle changes.

Uroplakin III is a protein that is a component of urothelial plaques, which are specialized structures found on the surface of urothelial cells in the urinary bladder. Urothelial plaques play an important role in maintaining the barrier function and permeability properties of the urothelium.

Uroplakin III is a member of the uroplakin family of proteins, which includes UPIa, UPII, UPIII, and UPIIIA. These proteins are synthesized in the endoplasmic reticulum and transported to the Golgi apparatus, where they form heterodimers that are then transported to the plasma membrane. At the plasma membrane, the heterodimers assemble into larger complexes called urothelial plaques.

Uroplakin III is a transmembrane protein with a molecular weight of approximately 27 kDa. It has been shown to play a role in the formation and stability of urothelial plaques, as well as in the regulation of ion transport across the urothelium. Mutations in the gene encoding Uroplakin III have been associated with certain bladder diseases, including interstitial cystitis/bladder pain syndrome and bladder cancer.

A papilloma is a benign (noncancerous) tumor that grows on a stalk, often appearing as a small cauliflower-like growth. It can develop in various parts of the body, but when it occurs in the mucous membranes lining the respiratory, digestive, or genitourinary tracts, they are called squamous papillomas. The most common type is the skin papilloma, which includes warts. They are usually caused by human papillomavirus (HPV) infection and can be removed through various medical procedures if they become problematic or unsightly.

Immunohistochemistry (IHC) is a technique used in pathology and laboratory medicine to identify specific proteins or antigens in tissue sections. It combines the principles of immunology and histology to detect the presence and location of these target molecules within cells and tissues. This technique utilizes antibodies that are specific to the protein or antigen of interest, which are then tagged with a detection system such as a chromogen or fluorophore. The stained tissue sections can be examined under a microscope, allowing for the visualization and analysis of the distribution and expression patterns of the target molecule in the context of the tissue architecture. Immunohistochemistry is widely used in diagnostic pathology to help identify various diseases, including cancer, infectious diseases, and immune-mediated disorders.

Urinalysis is a medical examination and analysis of urine. It's used to detect and manage a wide range of disorders, such as diabetes, kidney disease, and liver problems. A urinalysis can also help monitor medications and drug compliance. The test typically involves checking the color, clarity, and specific gravity (concentration) of urine. It may also include chemical analysis to detect substances like glucose, protein, blood, and white blood cells, which could indicate various medical conditions. In some cases, a microscopic examination is performed to identify any abnormal cells, casts, or crystals present in the urine.

Vasopressin, also known as antidiuretic hormone (ADH), is a hormone that helps regulate water balance in the body. It is produced by the hypothalamus and stored in the posterior pituitary gland. When the body is dehydrated or experiencing low blood pressure, vasopressin is released into the bloodstream, where it causes the kidneys to decrease the amount of urine they produce and helps to constrict blood vessels, thereby increasing blood pressure. This helps to maintain adequate fluid volume in the body and ensure that vital organs receive an adequate supply of oxygen-rich blood. In addition to its role in water balance and blood pressure regulation, vasopressin also plays a role in social behaviors such as pair bonding and trust.

Uroplakin II is a type of protein that is a component of the urothelium, which is the tissue that lines the urinary tract. Specifically, uroplakins are part of the asymmetric unit membrane (AUM) of the urothelial plaques, which are specialized structures on the apical surface of the urothelium. These plaques help to provide a barrier function and protect the underlying tissues from various harmful substances in the urine. Uroplakin II is a transmembrane protein that forms heterodimers with other uroplakins, such as uroplakin Ib, to create the building blocks of the urothelial plaques.

Urologic surgical procedures refer to various types of surgeries that are performed on the urinary system and male reproductive system. These surgeries can be invasive (requiring an incision) or minimally invasive (using small incisions or scopes). They may be performed to treat a range of conditions, including but not limited to:

1. Kidney stones: Procedures such as shock wave lithotripsy, ureteroscopy, and percutaneous nephrolithotomy are used to remove or break up kidney stones.
2. Urinary tract obstructions: Surgeries like pyeloplasty and urethral dilation can be done to correct blockages in the urinary tract.
3. Prostate gland issues: Transurethral resection of the prostate (TURP), simple prostatectomy, and robotic-assisted laparoscopic radical prostatectomy are some procedures used for benign prostatic hyperplasia (BPH) or prostate cancer.
4. Bladder problems: Procedures such as cystectomy (removal of the bladder), bladder augmentation, and implantation of an artificial urinary sphincter can be done for conditions like bladder cancer or incontinence.
5. Kidney diseases: Nephrectomy (removal of a kidney) may be necessary for severe kidney damage or cancer.
6. Testicular issues: Orchiectomy (removal of one or both testicles) can be performed for testicular cancer.
7. Pelvic organ prolapse: Surgeries like sacrocolpopexy and vaginal vault suspension can help correct this condition in women.

These are just a few examples; there are many other urologic surgical procedures available to treat various conditions affecting the urinary and reproductive systems.

Epithelium is the tissue that covers the outer surface of the body, lines the internal cavities and organs, and forms various glands. It is composed of one or more layers of tightly packed cells that have a uniform shape and size, and rest on a basement membrane. Epithelial tissues are avascular, meaning they do not contain blood vessels, and are supplied with nutrients by diffusion from the underlying connective tissue.

Epithelial cells perform a variety of functions, including protection, secretion, absorption, excretion, and sensation. They can be classified based on their shape and the number of cell layers they contain. The main types of epithelium are:

1. Squamous epithelium: composed of flat, scalelike cells that fit together like tiles on a roof. It forms the lining of blood vessels, air sacs in the lungs, and the outermost layer of the skin.
2. Cuboidal epithelium: composed of cube-shaped cells with equal height and width. It is found in glands, tubules, and ducts.
3. Columnar epithelium: composed of tall, rectangular cells that are taller than they are wide. It lines the respiratory, digestive, and reproductive tracts.
4. Pseudostratified epithelium: appears stratified or layered but is actually made up of a single layer of cells that vary in height. The nuclei of these cells appear at different levels, giving the tissue a stratified appearance. It lines the respiratory and reproductive tracts.
5. Transitional epithelium: composed of several layers of cells that can stretch and change shape to accommodate changes in volume. It is found in the urinary bladder and ureters.

Epithelial tissue provides a barrier between the internal and external environments, protecting the body from physical, chemical, and biological damage. It also plays a crucial role in maintaining homeostasis by regulating the exchange of substances between the body and its environment.

Cocarcinogenesis is a term used in the field of oncology to describe a process where exposure to certain chemicals or physical agents enhances the tumor-forming ability of a cancer-causing agent (carcinogen). A cocarcinogen does not have the ability to initiate cancer on its own, but it can promote the development and progression of cancer when combined with a carcinogen.

In other words, a cocarcinogen is a substance or factor that acts synergistically with a known carcinogen to increase the likelihood or speed up the development of cancer. This process can occur through various mechanisms, such as suppressing the immune system, promoting inflammation, increasing cell proliferation, or inhibiting apoptosis (programmed cell death).

Examples of cocarcinogens include tobacco smoke, alcohol, certain viruses, and radiation. These agents can interact with carcinogens to increase the risk of cancer in individuals who are exposed to them. It is important to note that while cocarcinogens themselves may not directly cause cancer, they can significantly contribute to its development and progression when combined with other harmful substances or factors.

Carbachol is a cholinergic agonist, which means it stimulates the parasympathetic nervous system by mimicking the action of acetylcholine, a neurotransmitter that is involved in transmitting signals between nerves and muscles. Carbachol binds to both muscarinic and nicotinic receptors, but its effects are more pronounced on muscarinic receptors.

Carbachol is used in medical treatments to produce miosis (pupil constriction), lower intraocular pressure, and stimulate gastrointestinal motility. It can also be used as a diagnostic tool to test for certain conditions such as Hirschsprung's disease.

Like any medication, carbachol can have side effects, including sweating, salivation, nausea, vomiting, diarrhea, bradycardia (slow heart rate), and bronchoconstriction (narrowing of the airways in the lungs). It should be used with caution and under the supervision of a healthcare professional.

A kidney, in medical terms, is one of two bean-shaped organs located in the lower back region of the body. They are essential for maintaining homeostasis within the body by performing several crucial functions such as:

1. Regulation of water and electrolyte balance: Kidneys help regulate the amount of water and various electrolytes like sodium, potassium, and calcium in the bloodstream to maintain a stable internal environment.

2. Excretion of waste products: They filter waste products from the blood, including urea (a byproduct of protein metabolism), creatinine (a breakdown product of muscle tissue), and other harmful substances that result from normal cellular functions or external sources like medications and toxins.

3. Endocrine function: Kidneys produce several hormones with important roles in the body, such as erythropoietin (stimulates red blood cell production), renin (regulates blood pressure), and calcitriol (activated form of vitamin D that helps regulate calcium homeostasis).

4. pH balance regulation: Kidneys maintain the proper acid-base balance in the body by excreting either hydrogen ions or bicarbonate ions, depending on whether the blood is too acidic or too alkaline.

5. Blood pressure control: The kidneys play a significant role in regulating blood pressure through the renin-angiotensin-aldosterone system (RAAS), which constricts blood vessels and promotes sodium and water retention to increase blood volume and, consequently, blood pressure.

Anatomically, each kidney is approximately 10-12 cm long, 5-7 cm wide, and 3 cm thick, with a weight of about 120-170 grams. They are surrounded by a protective layer of fat and connected to the urinary system through the renal pelvis, ureters, bladder, and urethra.

Anti-infective agents for the urinary tract are medications used to prevent or treat infections caused by microorganisms (such as bacteria, fungi, or viruses) in the urinary system. These agents can be administered locally (for example, via catheter instillation) or systemically (orally or intravenously).

Common classes of anti-infective agents used for urinary tract infections include:

1. Antibiotics: These are the most commonly prescribed class of anti-infectives for urinary tract infections. They target and kill or inhibit the growth of bacteria responsible for the infection. Common antibiotics used for this purpose include trimethoprim-sulfamethoxazole, nitrofurantoin, ciprofloxacin, and fosfomycin.
2. Antifungals: These medications are used to treat fungal urinary tract infections (UTIs). Common antifungal agents include fluconazole, amphotericin B, and nystatin.
3. Antivirals: Although rare, viral UTIs can occur, and antiviral medications may be prescribed to treat them. Examples of antiviral agents used for urinary tract infections include acyclovir and valacyclovir.

It is essential to consult a healthcare professional for an accurate diagnosis and appropriate treatment for any suspected urinary tract infection. Improper use or misuse of anti-infective agents can lead to antibiotic resistance, making future treatments more challenging.

The pelvis is the lower part of the trunk, located between the abdomen and the lower limbs. It is formed by the fusion of several bones: the ilium, ischium, and pubis (which together form the hip bone on each side), and the sacrum and coccyx in the back. The pelvis has several functions including supporting the weight of the upper body when sitting, protecting the lower abdominal organs, and providing attachment for muscles that enable movement of the lower limbs. In addition, it serves as a bony canal through which the reproductive and digestive tracts pass. The pelvic cavity contains several vital organs such as the bladder, parts of the large intestine, and in females, the uterus, ovaries, and fallopian tubes.

The hypogastric plexus is a complex network of nerves located in the lower abdomen, near the aortic bifurcation. It plays a crucial role in the autonomic nervous system, primarily controlling the parasympathetic and sympathetic innervation to the pelvic viscera, including the descending colon, rectum, bladder, and reproductive organs. The hypogastric plexus is formed by the fusion of the superior and inferior hypogastric nerves, which originate from the lumbar and sacral spinal cord levels, respectively. Damage to this plexus can lead to various pelvic autonomic dysfunctions, such as urinary and fecal incontinence or sexual impairment.

A muscarinic M2 receptor is a type of G protein-coupled receptor (GPCR) that binds to the neurotransmitter acetylcholine. It is one of five subtypes of muscarinic receptors (M1-M5) and is widely distributed throughout the body, particularly in the heart, smooth muscle, and exocrine glands.

The M2 receptor is coupled to the G protein inhibitory Gαi/o, which inhibits adenylyl cyclase activity and reduces intracellular cAMP levels. This leads to a variety of physiological responses, including negative chronotropy (slowing of heart rate) and negative inotropy (decreased contractility) in the heart, relaxation of smooth muscle in the bronchioles and gastrointestinal tract, and inhibition of exocrine gland secretion.

The M2 receptor is an important target for drugs used to treat a variety of conditions, including cardiovascular diseases, asthma, chronic obstructive pulmonary disease (COPD), and gastrointestinal disorders. Anticholinergic drugs such as atropine and ipratropium bind to the M2 receptor and block its activity, while muscarinic agonists such as bethanechol activate the receptor.

I must clarify that the term "Guinea Pigs" is not typically used in medical definitions. However, in colloquial or informal language, it may refer to people who are used as the first to try out a new medical treatment or drug. This is known as being a "test subject" or "in a clinical trial."

In the field of scientific research, particularly in studies involving animals, guinea pigs are small rodents that are often used as experimental subjects due to their size, cost-effectiveness, and ease of handling. They are not actually pigs from Guinea, despite their name's origins being unclear. However, they do not exactly fit the description of being used in human medical experiments.

Urination disorders, also known as lower urinary tract symptoms (LUTS), refer to a range of clinical conditions that affect the bladder and urethra, resulting in abnormalities in the storage, transportation, and evacuation of urine. These disorders can be categorized into voiding symptoms, such as hesitancy, straining, slow stream, intermittency, and terminal dribble; and storage symptoms, including frequency, urgency, nocturia, and urge incontinence.

The causes of urination disorders are diverse, encompassing congenital abnormalities, neurological conditions, infections, inflammation, medications, and age-related changes. Common underlying pathologies include bladder overactivity, detrusor muscle instability, underactive bladder, and obstruction of the urethra.

Urination disorders can significantly impact an individual's quality of life, causing physical discomfort, sleep disturbances, emotional distress, and social isolation. Accurate diagnosis and appropriate management require a comprehensive assessment of the patient's medical history, physical examination, urinalysis, and urodynamic studies. Treatment options may include behavioral modifications, pelvic floor exercises, bladder training, medications, neuromodulation, and surgical interventions.

In the field of medicine, "time factors" refer to the duration of symptoms or time elapsed since the onset of a medical condition, which can have significant implications for diagnosis and treatment. Understanding time factors is crucial in determining the progression of a disease, evaluating the effectiveness of treatments, and making critical decisions regarding patient care.

For example, in stroke management, "time is brain," meaning that rapid intervention within a specific time frame (usually within 4.5 hours) is essential to administering tissue plasminogen activator (tPA), a clot-busting drug that can minimize brain damage and improve patient outcomes. Similarly, in trauma care, the "golden hour" concept emphasizes the importance of providing definitive care within the first 60 minutes after injury to increase survival rates and reduce morbidity.

Time factors also play a role in monitoring the progression of chronic conditions like diabetes or heart disease, where regular follow-ups and assessments help determine appropriate treatment adjustments and prevent complications. In infectious diseases, time factors are crucial for initiating antibiotic therapy and identifying potential outbreaks to control their spread.

Overall, "time factors" encompass the significance of recognizing and acting promptly in various medical scenarios to optimize patient outcomes and provide effective care.

Sprague-Dawley rats are a strain of albino laboratory rats that are widely used in scientific research. They were first developed by researchers H.H. Sprague and R.C. Dawley in the early 20th century, and have since become one of the most commonly used rat strains in biomedical research due to their relatively large size, ease of handling, and consistent genetic background.

Sprague-Dawley rats are outbred, which means that they are genetically diverse and do not suffer from the same limitations as inbred strains, which can have reduced fertility and increased susceptibility to certain diseases. They are also characterized by their docile nature and low levels of aggression, making them easier to handle and study than some other rat strains.

These rats are used in a wide variety of research areas, including toxicology, pharmacology, nutrition, cancer, and behavioral studies. Because they are genetically diverse, Sprague-Dawley rats can be used to model a range of human diseases and conditions, making them an important tool in the development of new drugs and therapies.

Electric stimulation, also known as electrical nerve stimulation or neuromuscular electrical stimulation, is a therapeutic treatment that uses low-voltage electrical currents to stimulate nerves and muscles. It is often used to help manage pain, promote healing, and improve muscle strength and mobility. The electrical impulses can be delivered through electrodes placed on the skin or directly implanted into the body.

In a medical context, electric stimulation may be used for various purposes such as:

1. Pain management: Electric stimulation can help to block pain signals from reaching the brain and promote the release of endorphins, which are natural painkillers produced by the body.
2. Muscle rehabilitation: Electric stimulation can help to strengthen muscles that have become weak due to injury, illness, or surgery. It can also help to prevent muscle atrophy and improve range of motion.
3. Wound healing: Electric stimulation can promote tissue growth and help to speed up the healing process in wounds, ulcers, and other types of injuries.
4. Urinary incontinence: Electric stimulation can be used to strengthen the muscles that control urination and reduce symptoms of urinary incontinence.
5. Migraine prevention: Electric stimulation can be used as a preventive treatment for migraines by applying electrical impulses to specific nerves in the head and neck.

It is important to note that electric stimulation should only be administered under the guidance of a qualified healthcare professional, as improper use can cause harm or discomfort.

Hyperplasia is a medical term that refers to an abnormal increase in the number of cells in an organ or tissue, leading to an enlargement of the affected area. It's a response to various stimuli such as hormones, chronic irritation, or inflammation. Hyperplasia can be physiological, like the growth of breast tissue during pregnancy, or pathological, like in the case of benign or malignant tumors. The process is generally reversible if the stimulus is removed. It's important to note that hyperplasia itself is not cancerous, but some forms of hyperplasia can increase the risk of developing cancer over time.

Atropine is an anticholinergic drug that blocks the action of the neurotransmitter acetylcholine in the central and peripheral nervous system. It is derived from the belladonna alkaloids, which are found in plants such as deadly nightshade (Atropa belladonna), Jimson weed (Datura stramonium), and Duboisia spp.

In clinical medicine, atropine is used to reduce secretions, increase heart rate, and dilate the pupils. It is often used before surgery to dry up secretions in the mouth, throat, and lungs, and to reduce salivation during the procedure. Atropine is also used to treat certain types of nerve agent and pesticide poisoning, as well as to manage bradycardia (slow heart rate) and hypotension (low blood pressure) caused by beta-blockers or calcium channel blockers.

Atropine can have several side effects, including dry mouth, blurred vision, dizziness, confusion, and difficulty urinating. In high doses, it can cause delirium, hallucinations, and seizures. Atropine should be used with caution in patients with glaucoma, prostatic hypertrophy, or other conditions that may be exacerbated by its anticholinergic effects.

A dose-response relationship in the context of drugs refers to the changes in the effects or symptoms that occur as the dose of a drug is increased or decreased. Generally, as the dose of a drug is increased, the severity or intensity of its effects also increases. Conversely, as the dose is decreased, the effects of the drug become less severe or may disappear altogether.

The dose-response relationship is an important concept in pharmacology and toxicology because it helps to establish the safe and effective dosage range for a drug. By understanding how changes in the dose of a drug affect its therapeutic and adverse effects, healthcare providers can optimize treatment plans for their patients while minimizing the risk of harm.

The dose-response relationship is typically depicted as a curve that shows the relationship between the dose of a drug and its effect. The shape of the curve may vary depending on the drug and the specific effect being measured. Some drugs may have a steep dose-response curve, meaning that small changes in the dose can result in large differences in the effect. Other drugs may have a more gradual dose-response curve, where larger changes in the dose are needed to produce significant effects.

In addition to helping establish safe and effective dosages, the dose-response relationship is also used to evaluate the potential therapeutic benefits and risks of new drugs during clinical trials. By systematically testing different doses of a drug in controlled studies, researchers can identify the optimal dosage range for the drug and assess its safety and efficacy.

Continent urinary reservoirs refer to an artificial bladder or storage system that is created to store urine in individuals with bladder dysfunction or those who have undergone bladder removal. These reservoirs are implanted inside the body and are designed to provide continence, which means they prevent leakage of urine until a patient decides to empty it.

Continent urinary reservoirs can be created using different techniques and materials, such as small intestine or stomach tissue, which are fashioned into a pouch-like structure. A stoma or opening is created in the abdominal wall through which the reservoir can be periodically drained using a catheter.

These types of urinary diversions are typically recommended for patients who cannot undergo more conventional forms of urinary reconstruction, such as bladder augmentation or neobladder construction, due to various medical reasons. Continent urinary reservoirs offer several advantages over incontinent urinary diversions, including improved quality of life, greater social acceptance, and reduced risk of skin irritation and dehydration. However, they also require regular catheterization and careful monitoring to ensure proper functioning and prevent complications such as infection or stone formation.

Flavoxate is an anticholinergic and antispasmodic medication that is primarily used to treat various urinary tract disorders, including overactive bladder and associated symptoms such as frequent urination, urgency, and incontinence. It works by relaxing the smooth muscles of the bladder, reducing spasms, and increasing the capacity of the bladder.

The medical definition of Flavoxate is:

Flavoxate hydrochloride (C~13~H~16~NO~2~·HCl), a tertiary amine antispasmodic agent, is used in the treatment of various urinary tract disorders. It has direct relaxing effects on smooth muscle, particularly the detrusor muscle of the bladder. Flavoxate's anticholinergic properties help to inhibit involuntary contractions of the bladder, thereby increasing bladder capacity and reducing symptoms such as frequency, urgency, and incontinence. It is available in various formulations, including tablets, capsules, and liquid solutions, for oral administration.

"Anura" is a term used in the field of zoology, particularly in the study of amphibians. It refers to a order that includes frogs and toads. The name "Anura" comes from the Greek language, with "an-" meaning "without," and "oura" meaning "tail." This is a reference to the fact that members of this order lack tails in their adult form.

The Anura order is characterized by several distinct features:

1. They have short, powerful legs that are well adapted for jumping or leaping.
2. Their forelimbs are smaller and less specialized than their hind limbs.
3. Most anurans have a moist, glandular skin, which helps them to breathe and absorb water.
4. Anura includes both aquatic and terrestrial species, with varying degrees of adaptations for each environment.
5. They lay their eggs in water, and their larvae (tadpoles) are aquatic, undergoing a process called metamorphosis to transform into the adult form.

Anura contains approximately 7,000 known species, making it one of the largest orders of vertebrates. They have a cosmopolitan distribution and can be found on every continent except Antarctica. Anurans play essential roles in many ecosystems as both predators and prey, contributing to the regulation of insect populations and serving as indicators of environmental health.

Urge urinary incontinence is a type of urinary incontinence where there is a sudden, strong need to urinate that cannot be postponed, leading to an involuntary loss of urine. It is also known as overactive bladder (OAB) or detrusor instability. The underlying cause is often due to uninhibited contractions of the detrusor muscle, which is the main muscle in the bladder that helps with urination. This can be caused by various factors such as nerve damage, bladder infections, bladder stones, or certain medications. Treatment options may include behavioral modifications, pelvic floor exercises, medication, and in some cases, surgery.

Benzidines are a class of chemical compounds with the basic structure of two benzene rings linked by a central nitrogen atom. The term "benzidine" can refer specifically to the parent compound, but it is more commonly used as a general term for a group of related compounds known as benzidine congeners or benzidine derivatives.

Benzidines are primarily used in the manufacture of dyes and pigments, although they have also been used in some industrial and laboratory applications. Exposure to benzidines has been linked to an increased risk of bladder cancer and other health problems, so their use is regulated in many countries.

It's worth noting that the medical definition of "benzidines" primarily focuses on their chemical structure and potential health effects, rather than their specific medical uses or applications.

Diagnostic techniques in urology are methods used to identify and diagnose various urological conditions affecting the urinary tract and male reproductive system. These techniques include:

1. Urinalysis: A laboratory examination of a urine sample to detect abnormalities such as infection, kidney stones, or other underlying medical conditions.
2. Urine Culture: A test used to identify and grow bacteria from the urine to determine the type of bacterial infection present in the urinary tract.
3. Imaging Studies: Various imaging techniques such as X-rays, ultrasound, CT scans, and MRI scans are used to visualize the internal structures of the urinary tract and identify any abnormalities.
4. Cystoscopy: A procedure that involves inserting a thin tube with a camera into the bladder through the urethra to examine the bladder and urethra for signs of disease or abnormality.
5. Urodynamics: A series of tests used to evaluate bladder function, including measuring bladder pressure and urine flow rate.
6. Biopsy: The removal and examination of tissue from the urinary tract or male reproductive system to diagnose conditions such as cancer.
7. Prostate-Specific Antigen (PSA) Test: A blood test used to screen for prostate cancer by measuring the level of PSA, a protein produced by the prostate gland.
8. Voiding Diary: A record of urinary habits, including the frequency and volume of urination, that can help diagnose conditions such as overactive bladder or urinary incontinence.

Urography is a medical imaging technique used to examine the urinary system, which includes the kidneys, ureters, and bladder. It involves the use of a contrast material that is injected into a vein or given orally, which then travels through the bloodstream to the kidneys and gets excreted in the urine. This allows the radiologist to visualize the structures and any abnormalities such as tumors, stones, or blockages. There are different types of urography, including intravenous urography (IVU), CT urography, and retrograde urography.

Hydronephrosis is a medical condition characterized by the swelling of one or both kidneys due to the accumulation of urine. This occurs when the flow of urine from the kidney to the bladder is obstructed, causing urine to back up into the kidney. The obstruction can be caused by various factors such as kidney stones, tumors, or congenital abnormalities. If left untreated, hydronephrosis can lead to serious complications including kidney damage and infection. It is typically diagnosed through imaging tests such as ultrasound, CT scan, or MRI.

The urachus is a vestigial structure in humans, which is a fibrous cord that connects the umbilicus (navel or belly button) to the dome-shaped top of the bladder. In fetal development, the urachus is the passageway for urine to move from the developing bladder to the allantois, an outpouching of the hindgut that ultimately becomes part of the placenta.

After birth, the urachus usually obliterates and turns into a fibrous cord called the median umbilical ligament. However, in some cases, the urachus may not completely obliterate, leading to various congenital abnormalities such as urachal cysts, urachal sinuses, or urachal fistulas. These conditions can cause symptoms like lower abdominal pain, infection, and sometimes even sepsis if left untreated.

It's worth noting that the urachus is not a commonly discussed structure in routine medical practice, but it does have clinical significance in certain pediatric surgical cases and congenital anomalies.

Sodium is an essential mineral and electrolyte that is necessary for human health. In a medical context, sodium is often discussed in terms of its concentration in the blood, as measured by serum sodium levels. The normal range for serum sodium is typically between 135 and 145 milliequivalents per liter (mEq/L).

Sodium plays a number of important roles in the body, including:

* Regulating fluid balance: Sodium helps to regulate the amount of water in and around your cells, which is important for maintaining normal blood pressure and preventing dehydration.
* Facilitating nerve impulse transmission: Sodium is involved in the generation and transmission of electrical signals in the nervous system, which is necessary for proper muscle function and coordination.
* Assisting with muscle contraction: Sodium helps to regulate muscle contractions by interacting with other minerals such as calcium and potassium.

Low sodium levels (hyponatremia) can cause symptoms such as confusion, seizures, and coma, while high sodium levels (hypernatremia) can lead to symptoms such as weakness, muscle cramps, and seizures. Both conditions require medical treatment to correct.

Urology is a surgical specialty that deals with the diagnosis and treatment of diseases and conditions related to the male and female urinary tract system and the male reproductive organs. This includes the kidneys, ureters, bladder, prostate gland, and testicles. Urologists are medical doctors who have completed specialized training in this field, and they may perform various surgical procedures such as cystoscopy, lithotripsy, and radical prostatectomy to treat conditions like kidney stones, urinary tract infections, bladder cancer, enlarged prostate, and infertility.

Nitrosamines are a type of chemical compound that are formed by the reaction between nitrous acid (or any nitrogen oxide) and secondary amines. They are often found in certain types of food, such as cured meats and cheeses, as well as in tobacco products and cosmetics.

Nitrosamines have been classified as probable human carcinogens by the International Agency for Research on Cancer (IARC). Exposure to high levels of nitrosamines has been linked to an increased risk of cancer, particularly in the digestive tract. They can also cause DNA damage and interfere with the normal functioning of cells.

In the medical field, nitrosamines have been a topic of concern due to their potential presence as contaminants in certain medications. For example, some drugs that contain nitrofurantoin, a medication used to treat urinary tract infections, have been found to contain low levels of nitrosamines. While the risk associated with these low levels is not well understood, efforts are underway to minimize the presence of nitrosamines in medications and other products.

Bufonidae is a family of toads, characterized by the presence of parotoid glands that produce bufotoxins, a group of toxic secretions. These toads are found worldwide, except for Australia, New Zealand, Madagascar, and some isolated islands. They vary in size, shape, and coloration, depending on the species. Some notable members of this family include the common toad (Bufo bufo) and the Colorado River toad (Incilius alvarius). It is important to note that while these toads have toxic secretions, they are not typically harmful to humans unless ingested or if their secretions come into contact with mucous membranes or broken skin.

Carcinoma is a type of cancer that develops from epithelial cells, which are the cells that line the inner and outer surfaces of the body. These cells cover organs, glands, and other structures within the body. Carcinomas can occur in various parts of the body, including the skin, lungs, breasts, prostate, colon, and pancreas. They are often characterized by the uncontrolled growth and division of abnormal cells that can invade surrounding tissues and spread to other parts of the body through a process called metastasis. Carcinomas can be further classified based on their appearance under a microscope, such as adenocarcinoma, squamous cell carcinoma, and basal cell carcinoma.

Tumor markers are substances that can be found in the body and their presence can indicate the presence of certain types of cancer or other conditions. Biological tumor markers refer to those substances that are produced by cancer cells or by other cells in response to cancer or certain benign (non-cancerous) conditions. These markers can be found in various bodily fluids such as blood, urine, or tissue samples.

Examples of biological tumor markers include:

1. Proteins: Some tumor markers are proteins that are produced by cancer cells or by other cells in response to the presence of cancer. For example, prostate-specific antigen (PSA) is a protein produced by normal prostate cells and in higher amounts by prostate cancer cells.
2. Genetic material: Tumor markers can also include genetic material such as DNA, RNA, or microRNA that are shed by cancer cells into bodily fluids. For example, circulating tumor DNA (ctDNA) is genetic material from cancer cells that can be found in the bloodstream.
3. Metabolites: Tumor markers can also include metabolic products produced by cancer cells or by other cells in response to cancer. For example, lactate dehydrogenase (LDH) is an enzyme that is released into the bloodstream when cancer cells break down glucose for energy.

It's important to note that tumor markers are not specific to cancer and can be elevated in non-cancerous conditions as well. Therefore, they should not be used alone to diagnose cancer but rather as a tool in conjunction with other diagnostic tests and clinical evaluations.

Muscarinic agonists are a type of medication that binds to and activates muscarinic acetylcholine receptors, which are found in various organ systems throughout the body. These receptors are activated naturally by the neurotransmitter acetylcholine, and when muscarinic agonists bind to them, they mimic the effects of acetylcholine.

Muscarinic agonists can have a range of effects on different organ systems, depending on which receptors they activate. For example, they may cause bronchodilation (opening up of the airways) in the respiratory system, decreased heart rate and blood pressure in the cardiovascular system, increased glandular secretions in the gastrointestinal and salivary systems, and relaxation of smooth muscle in the urinary and reproductive systems.

Some examples of muscarinic agonists include pilocarpine, which is used to treat dry mouth and glaucoma, and bethanechol, which is used to treat urinary retention. It's important to note that muscarinic agonists can also have side effects, such as sweating, nausea, vomiting, and diarrhea, due to their activation of receptors in various organ systems.

Neoplasm invasiveness is a term used in pathology and oncology to describe the aggressive behavior of cancer cells as they invade surrounding tissues and organs. This process involves the loss of cell-to-cell adhesion, increased motility and migration, and the ability of cancer cells to degrade the extracellular matrix (ECM) through the production of enzymes such as matrix metalloproteinases (MMPs).

Invasive neoplasms are cancers that have spread beyond the original site where they first developed and have infiltrated adjacent tissues or structures. This is in contrast to non-invasive or in situ neoplasms, which are confined to the epithelial layer where they originated and have not yet invaded the underlying basement membrane.

The invasiveness of a neoplasm is an important prognostic factor in cancer diagnosis and treatment, as it can indicate the likelihood of metastasis and the potential effectiveness of various therapies. In general, more invasive cancers are associated with worse outcomes and require more aggressive treatment approaches.

A urinary fistula is an abnormal connection or passage between the urinary tract and another organ or tissue, such as the bladder, ureter, or kidney, and the skin, vagina, or intestine. This condition can lead to urine leakage through the abnormal opening, causing discomfort, infection, and other complications if not treated promptly and effectively. Urinary fistulas can be caused by various factors, including surgery, injury, radiation therapy, inflammation, or cancer. The type and location of the fistula will determine the specific symptoms and treatment options.

The kidney pelvis, also known as the renal pelvis, is the funnel-shaped part of the upper end of the ureter in the kidney. It receives urine from the minor and major calyces, which are extensions of the renal collecting tubules, and then drains it into the ureter, which carries it to the bladder for storage and eventual elimination from the body. The kidney pelvis is lined with transitional epithelium, which is designed to stretch and accommodate changes in urine volume.

Muscarinic receptors are a type of G protein-coupled receptor (GPCR) that bind to the neurotransmitter acetylcholine. They are found in various organ systems, including the nervous system, cardiovascular system, and respiratory system. Muscarinic receptors are activated by muscarine, a type of alkaloid found in certain mushrooms, and are classified into five subtypes (M1-M5) based on their pharmacological properties and signaling pathways.

Muscarinic receptors play an essential role in regulating various physiological functions, such as heart rate, smooth muscle contraction, glandular secretion, and cognitive processes. Activation of M1, M3, and M5 muscarinic receptors leads to the activation of phospholipase C (PLC) and the production of inositol trisphosphate (IP3) and diacylglycerol (DAG), which increase intracellular calcium levels and activate protein kinase C (PKC). Activation of M2 and M4 muscarinic receptors inhibits adenylyl cyclase, reducing the production of cAMP and modulating ion channel activity.

In summary, muscarinic receptors are a type of GPCR that binds to acetylcholine and regulates various physiological functions in different organ systems. They are classified into five subtypes based on their pharmacological properties and signaling pathways.

I believe there might be a misunderstanding in your question. "Dogs" is not a medical term or condition. It is the common name for a domesticated carnivore of the family Canidae, specifically the genus Canis, which includes wolves, foxes, and other extant and extinct species of mammals. Dogs are often kept as pets and companions, and they have been bred in a wide variety of forms and sizes for different purposes, such as hunting, herding, guarding, assisting police and military forces, and providing companionship and emotional support.

If you meant to ask about a specific medical condition or term related to dogs, please provide more context so I can give you an accurate answer.

Inverted papilloma is a specific type of benign (non-cancerous) growth that occurs in the mucosal lining of the nasal cavity or paranasal sinuses. It is also known as schneiderian papilloma or cylindrical cell papilloma.

This condition is characterized by the growth of finger-like projections (papillae) that invert or grow inward into the underlying tissue, hence the name "inverted." The lesions are usually composed of an outer layer of stratified squamous epithelium and an inner core of connective tissue.

Inverted papillomas can cause symptoms such as nasal congestion, nosebleeds, sinus pressure, and difficulty breathing through the nose. In some cases, they may also lead to more serious complications, including recurrence after removal and a small risk of malignant transformation into squamous cell carcinoma.

It is important to note that while inverted papillomas are benign, they can still cause significant problems due to their location and tendency to recur. Therefore, they typically require surgical removal and close follow-up with an otolaryngologist (ear, nose, and throat specialist).

Urogenital neoplasms refer to abnormal growths or tumors that occur in the urinary and genital organs. These can include various types of cancer, such as bladder cancer, kidney cancer, prostate cancer, testicular cancer, cervical cancer, ovarian cancer, and others. Some urogenital neoplasms may be benign (non-cancerous), while others are malignant (cancerous) and can spread to other parts of the body.

The term "urogenital" refers to the combined urinary and genital systems in the human body. The urinary system includes the kidneys, ureters, bladder, and urethra, which are responsible for filtering waste from the blood and eliminating it as urine. The genital system includes the reproductive organs such as the ovaries, fallopian tubes, uterus, vagina, prostate gland, testicles, and penis.

Urogenital neoplasms can cause various symptoms depending on their location and size. Common symptoms include blood in urine, pain during urination, difficulty urinating, abnormal discharge, lumps or swelling in the genital area, and unexplained weight loss. If you experience any of these symptoms, it is important to consult a healthcare professional for further evaluation and treatment.

Carcinoma in situ is a medical term used to describe the earliest stage of cancer, specifically a type of cancer that begins in the epithelial tissue, which is the tissue that lines the outer surfaces of organs and body structures. In this stage, the cancer cells are confined to the layer of cells where they first developed and have not spread beyond that layer into the surrounding tissues or organs.

Carcinoma in situ can occur in various parts of the body, including the skin, cervix, breast, lung, prostate, bladder, and other areas. It is often detected through routine screening tests, such as Pap smears for cervical cancer or mammograms for breast cancer.

While carcinoma in situ is not invasive, it can still be a serious condition because it has the potential to develop into an invasive cancer if left untreated. Treatment options for carcinoma in situ may include surgery, radiation therapy, or other forms of treatment, depending on the location and type of cancer. It is important to consult with a healthcare provider to determine the best course of action for each individual case.

Purinergic receptors are a type of cell surface receptor that bind and respond to purines and pyrimidines, which are nucleotides and nucleosides. These receptors are involved in various physiological processes, including neurotransmission, muscle contraction, and inflammation. There are two main types of purinergic receptors: P1 receptors, which are activated by adenosine, and P2 receptors, which are activated by ATP and other nucleotides.

P2 receptors are further divided into two subtypes: P2X and P2Y. P2X receptors are ionotropic receptors that form cation channels upon activation, allowing the flow of ions such as calcium and sodium into the cell. P2Y receptors, on the other hand, are metabotropic receptors that activate G proteins upon activation, leading to the activation or inhibition of various intracellular signaling pathways.

Purinergic receptors have been found to play a role in many diseases and conditions, including neurological disorders, cardiovascular disease, and cancer. They are also being studied as potential targets for drug development.

Capsaicin is defined in medical terms as the active component of chili peppers (genus Capsicum) that produces a burning sensation when it comes into contact with mucous membranes or skin. It is a potent irritant and is used topically as a counterirritant in some creams and patches to relieve pain. Capsaicin works by depleting substance P, a neurotransmitter that relays pain signals to the brain, from nerve endings.

Here is the medical definition of capsaicin from the Merriam-Webster's Medical Dictionary:

caпсаісіn : an alkaloid (C18H27NO3) that is the active principle of red peppers and is used in topical preparations as a counterirritant and analgesic.

"Wistar rats" are a strain of albino rats that are widely used in laboratory research. They were developed at the Wistar Institute in Philadelphia, USA, and were first introduced in 1906. Wistar rats are outbred, which means that they are genetically diverse and do not have a fixed set of genetic characteristics like inbred strains.

Wistar rats are commonly used as animal models in biomedical research because of their size, ease of handling, and relatively low cost. They are used in a wide range of research areas, including toxicology, pharmacology, nutrition, cancer, cardiovascular disease, and behavioral studies. Wistar rats are also used in safety testing of drugs, medical devices, and other products.

Wistar rats are typically larger than many other rat strains, with males weighing between 500-700 grams and females weighing between 250-350 grams. They have a lifespan of approximately 2-3 years. Wistar rats are also known for their docile and friendly nature, making them easy to handle and work with in the laboratory setting.

Experimental neoplasms refer to abnormal growths or tumors that are induced and studied in a controlled laboratory setting, typically in animals or cell cultures. These studies are conducted to understand the fundamental mechanisms of cancer development, progression, and potential treatment strategies. By manipulating various factors such as genetic mutations, environmental exposures, and pharmacological interventions, researchers can gain valuable insights into the complex processes underlying neoplasm formation and identify novel targets for cancer therapy. It is important to note that experimental neoplasms may not always accurately represent human cancers, and further research is needed to translate these findings into clinically relevant applications.

Vasotocin is not generally recognized as a medical term or a well-established physiological concept in human medicine. However, it is a term used in comparative endocrinology and animal physiology to refer to a nonapeptide hormone that is functionally and structurally similar to arginine vasopressin (AVP) or antidiuretic hormone (ADH) in mammals.

Vasotocin is found in various non-mammalian vertebrates, including fish, amphibians, and reptiles, where it plays roles in regulating water balance, blood pressure, social behaviors, and reproduction. In these animals, vasotocin is produced by the hypothalamus and stored in the posterior pituitary gland before being released into the circulation to exert its effects on target organs.

Therefore, while not a medical definition per se, vasotocin can be defined as a neuropeptide hormone that regulates various physiological functions in non-mammalian vertebrates, with structural and functional similarities to mammalian arginine vasopressin.

A reflex is an automatic, involuntary and rapid response to a stimulus that occurs without conscious intention. In the context of physiology and neurology, it's a basic mechanism that involves the transmission of nerve impulses between neurons, resulting in a muscle contraction or glandular secretion.

Reflexes are important for maintaining homeostasis, protecting the body from harm, and coordinating movements. They can be tested clinically to assess the integrity of the nervous system, such as the knee-j jerk reflex, which tests the function of the L3-L4 spinal nerve roots and the sensitivity of the stretch reflex arc.

Urolithiasis is the formation of stones (calculi) in the urinary system, which includes the kidneys, ureters, bladder, and urethra. These stones can be composed of various substances such as calcium oxalate, calcium phosphate, uric acid, or struvite. The presence of urolithiasis can cause symptoms like severe pain in the back or side, nausea, vomiting, fever, and blood in the urine. The condition can be managed with medications, increased fluid intake, and in some cases, surgical intervention may be required to remove the stones.

An abdominal reflex is a withdrawal response that occurs when the skin in the lower abdomen is stimulated, leading to contraction of the muscles in the same side of the abdomen. This reflex is mediated by the T10-L1 spinal cord segments and is typically tested during a physical examination to assess the integrity of the nervous system. A decreased or absent abdominal reflex may indicate damage to the peripheral nerves, spinal cord, or brain.

Methylnitrosourea (MNU) is not a medical term per se, but it is a chemical compound that has been widely used in biomedical research, particularly in cancer studies. Therefore, I will provide you with a scientific definition of this compound.

Methylnitrosourea (MNU) is an alkylating agent and a nitrosourea compound. It is known to be highly mutagenic and carcinogenic. MNU acts by transferring its methyl group (-CH3) to DNA, RNA, and proteins, causing damage to these macromolecules. This methylation can lead to point mutations, chromosomal aberrations, and DNA strand breaks, which contribute to genomic instability and cancer initiation and progression.

In research settings, MNU has been used as a model carcinogen to induce tumors in various animal models, primarily rodents, to study the mechanisms of carcinogenesis and evaluate potential chemopreventive or therapeutic agents. However, due to its high toxicity and mutagenicity, handling and use of MNU require strict safety measures and precautions.

Pyelonephritis is a type of urinary tract infection (UTI) that involves the renal pelvis and the kidney parenchyma. It's typically caused by bacterial invasion, often via the ascending route from the lower urinary tract. The most common causative agent is Escherichia coli (E. coli), but other bacteria such as Klebsiella, Proteus, and Pseudomonas can also be responsible.

Acute pyelonephritis can lead to symptoms like fever, chills, flank pain, nausea, vomiting, and frequent or painful urination. If left untreated, it can potentially cause permanent kidney damage, sepsis, or other complications. Chronic pyelonephritis, on the other hand, is usually associated with underlying structural or functional abnormalities of the urinary tract.

Diagnosis typically involves a combination of clinical evaluation, urinalysis, and imaging studies, while treatment often consists of antibiotics tailored to the identified pathogen and the patient's overall health status.

Dysuria is a medical term that describes painful or difficult urination. This symptom can be caused by various conditions, including urinary tract infections (UTIs), bladder infections, kidney stones, enlarged prostate, and certain sexually transmitted infections (STIs). Dysuria can also occur as a side effect of certain medications or medical procedures.

The pain or discomfort associated with dysuria can range from a burning sensation to a sharp stabbing pain, and it may occur during urination, immediately after urination, or throughout the day. Other symptoms that may accompany dysuria include frequent urination, urgency to urinate, cloudy or strong-smelling urine, blood in the urine, and lower abdominal or back pain.

If you are experiencing dysuria, it is important to seek medical attention promptly to determine the underlying cause and receive appropriate treatment. In many cases, dysuria can be treated effectively with antibiotics, medications, or other interventions.

Urologic neoplasms refer to abnormal growths or tumors in the urinary system, which includes the kidneys, ureters, bladder, prostate, and urethra. These growths can be benign (non-cancerous) or malignant (cancerous). Common types of urologic neoplasms include renal cell carcinoma, transitional cell carcinoma, bladder cancer, prostate cancer, and testicular cancer. It is important to note that early detection and treatment can significantly improve outcomes for patients with urologic neoplasms.

Euthanasia, when used in the context of animals, refers to the act of intentionally causing the death of an animal in a humane and peaceful manner to alleviate suffering from incurable illness or injury. It is also commonly referred to as "putting an animal to sleep" or "mercy killing." The goal of euthanasia in animals is to minimize pain and distress, and it is typically carried out by a veterinarian using approved medications and techniques. Euthanasia may be considered when an animal's quality of life has become significantly compromised and there are no reasonable treatment options available to alleviate its suffering.

Adrenergic beta-3 receptor agonists are a type of medication that selectively binds to and activates the beta-3 adrenergic receptors. These receptors are found primarily in adipose tissue, where their activation is thought to increase lipolysis (the breakdown of fat) and thermogenesis (the production of heat).

Beta-3 adrenergic receptor agonists have been studied as a potential treatment for obesity and related conditions such as type 2 diabetes. By increasing lipolysis and thermogenesis, these drugs may help to promote weight loss and improve insulin sensitivity. However, their efficacy in humans has not been firmly established, and more research is needed to determine their safety and effectiveness.

Some examples of adrenergic beta-3 receptor agonists include mirabegron, which is approved for the treatment of overactive bladder, and solabegron, which is being studied for its potential use in treating obesity and other metabolic disorders.

Ureteral neoplasms refer to abnormal growths or tumors in the ureters, which are the tubes that carry urine from the kidneys to the bladder. These neoplasms can be benign (non-cancerous) or malignant (cancerous). Benign ureteral neoplasms are rare and usually do not pose a significant health risk, although they may need to be removed if they cause obstructions or other complications.

Malignant ureteral neoplasms, on the other hand, are more serious and can spread to other parts of the body. The most common type of malignant ureteral neoplasm is transitional cell carcinoma (TCC), which arises from the cells that line the inside of the ureters. Other types of malignant ureteral neoplasms include squamous cell carcinoma, adenocarcinoma, and sarcoma.

Symptoms of ureteral neoplasms may include hematuria (blood in the urine), flank pain, weight loss, and fatigue. Diagnosis typically involves imaging tests such as CT scans or MRIs, as well as urine cytology and biopsy to confirm the presence of cancer cells. Treatment options may include surgery, radiation therapy, chemotherapy, or a combination of these approaches.

Muscle relaxation, in a medical context, refers to the process of reducing tension and promoting relaxation in the skeletal muscles. This can be achieved through various techniques, including progressive muscle relaxation (PMR), where individuals consciously tense and then release specific muscle groups in a systematic manner.

PMR has been shown to help reduce anxiety, stress, and muscle tightness, and improve overall well-being. It is often used as a complementary therapy in conjunction with other treatments for conditions such as chronic pain, headaches, and insomnia.

Additionally, muscle relaxation can also be facilitated through pharmacological interventions, such as the use of muscle relaxant medications. These drugs work by inhibiting the transmission of signals between nerves and muscles, leading to a reduction in muscle tone and spasticity. They are commonly used to treat conditions such as multiple sclerosis, cerebral palsy, and spinal cord injuries.

'Diamines' are organic compounds containing two amino groups (-NH2) in their molecular structure. The term 'diamine' itself does not have a specific medical definition, but it is used in the context of chemistry and biochemistry.

Diamines can be classified based on the number of carbon atoms between the two amino groups. For example, ethylenediamine and propylenediamine are diamines with one and two methylene (-CH2-) groups, respectively.

In medicine, certain diamines may have biological significance. For instance, putrescine and cadaverine are polyamines that are produced during the decomposition of animal tissues and can be found in necrotic or infected tissues. These compounds have been implicated in various pathological processes, including inflammation, oxidative stress, and cancer progression.

It is important to note that while some diamines may have medical relevance, the term 'diamines' itself does not have a specific medical definition.

A biological marker, often referred to as a biomarker, is a measurable indicator that reflects the presence or severity of a disease state, or a response to a therapeutic intervention. Biomarkers can be found in various materials such as blood, tissues, or bodily fluids, and they can take many forms, including molecular, histologic, radiographic, or physiological measurements.

In the context of medical research and clinical practice, biomarkers are used for a variety of purposes, such as:

1. Diagnosis: Biomarkers can help diagnose a disease by indicating the presence or absence of a particular condition. For example, prostate-specific antigen (PSA) is a biomarker used to detect prostate cancer.
2. Monitoring: Biomarkers can be used to monitor the progression or regression of a disease over time. For instance, hemoglobin A1c (HbA1c) levels are monitored in diabetes patients to assess long-term blood glucose control.
3. Predicting: Biomarkers can help predict the likelihood of developing a particular disease or the risk of a negative outcome. For example, the presence of certain genetic mutations can indicate an increased risk for breast cancer.
4. Response to treatment: Biomarkers can be used to evaluate the effectiveness of a specific treatment by measuring changes in the biomarker levels before and after the intervention. This is particularly useful in personalized medicine, where treatments are tailored to individual patients based on their unique biomarker profiles.

It's important to note that for a biomarker to be considered clinically valid and useful, it must undergo rigorous validation through well-designed studies, including demonstrating sensitivity, specificity, reproducibility, and clinical relevance.

Dioxolanes are a class of organic compounds that contain a five-membered ring consisting of two carbon atoms, one oxygen atom, and two adjacent oxygen or sulfur atoms. The general structure of dioxolane is C2O2S2 or C2O3. These compounds are often used in the synthesis of pharmaceuticals, agrochemicals, and other organic compounds due to their high reactivity and ability to act as protecting groups for carbonyl functionalities. Dioxolanes can also be found naturally in some foods and plants.

Mesenchymoma is a very rare type of tumor that contains a mixture of different types of mesenchymal tissues, such as muscle, fat, bone, cartilage, or fibrous tissue. It typically occurs in children and young adults, and can be found in various parts of the body, including the head, neck, retroperitoneum (the area behind the abdominal cavity), and the limbs.

Mesenchymomas are usually slow-growing and may not cause any symptoms until they reach a large size. Treatment typically involves surgical removal of the tumor, but radiation therapy or chemotherapy may also be used in some cases. The prognosis for mesenchymoma depends on several factors, including the location and size of the tumor, the patient's age and overall health, and the specific types of tissue that are present in the tumor.

Neoplasm staging is a systematic process used in medicine to describe the extent of spread of a cancer, including the size and location of the original (primary) tumor and whether it has metastasized (spread) to other parts of the body. The most widely accepted system for this purpose is the TNM classification system developed by the American Joint Committee on Cancer (AJCC) and the Union for International Cancer Control (UICC).

In this system, T stands for tumor, and it describes the size and extent of the primary tumor. N stands for nodes, and it indicates whether the cancer has spread to nearby lymph nodes. M stands for metastasis, and it shows whether the cancer has spread to distant parts of the body.

Each letter is followed by a number that provides more details about the extent of the disease. For example, a T1N0M0 cancer means that the primary tumor is small and has not spread to nearby lymph nodes or distant sites. The higher the numbers, the more advanced the cancer.

Staging helps doctors determine the most appropriate treatment for each patient and estimate the patient's prognosis. It is an essential tool for communication among members of the healthcare team and for comparing outcomes of treatments in clinical trials.

Creatinine is a waste product that's produced by your muscles and removed from your body by your kidneys. Creatinine is a breakdown product of creatine, a compound found in meat and fish, as well as in the muscles of vertebrates, including humans.

In healthy individuals, the kidneys filter out most of the creatinine and eliminate it through urine. However, when the kidneys are not functioning properly, creatinine levels in the blood can rise. Therefore, measuring the amount of creatinine in the blood or urine is a common way to test how well the kidneys are working. High creatinine levels in the blood may indicate kidney damage or kidney disease.

Oxotremorine is a muscarinic receptor agonist, which means it binds to and activates muscarinic acetylcholine receptors. These receptors are found in the central and peripheral nervous system and are involved in various physiological functions, including cognition, motivation, reward, motor control, and sensory processing.

Oxotremorine is primarily used in research settings to study the role of muscarinic receptors in different physiological processes and diseases. It has been shown to produce effects similar to those caused by natural neurotransmitter acetylcholine, such as increased salivation, sweating, and gastrointestinal motility.

In addition, oxotremorine has been investigated for its potential therapeutic use in the treatment of various neurological disorders, including Alzheimer's disease, Parkinson's disease, and schizophrenia. However, its clinical use is limited due to its side effects, such as nausea, vomiting, diarrhea, and abdominal cramps.

A precancerous condition, also known as a premalignant condition, is a state of abnormal cellular growth and development that has a higher-than-normal potential to progress into cancer. These conditions are characterized by the presence of certain anomalies in the cells, such as dysplasia (abnormal changes in cell shape or size), which can indicate an increased risk for malignant transformation.

It is important to note that not all precancerous conditions will eventually develop into cancer, and some may even regress on their own. However, individuals with precancerous conditions are often at a higher risk of developing cancer compared to the general population. Regular monitoring and appropriate medical interventions, if necessary, can help manage this risk and potentially prevent or detect cancer at an early stage when it is more treatable.

Examples of precancerous conditions include:

1. Dysplasia in the cervix (cervical intraepithelial neoplasia or CIN)
2. Atypical ductal hyperplasia or lobular hyperplasia in the breast
3. Actinic keratosis on the skin
4. Leukoplakia in the mouth
5. Barrett's esophagus in the digestive tract

Regular medical check-ups, screenings, and lifestyle modifications are crucial for individuals with precancerous conditions to monitor their health and reduce the risk of cancer development.

Tissue distribution, in the context of pharmacology and toxicology, refers to the way that a drug or xenobiotic (a chemical substance found within an organism that is not naturally produced by or expected to be present within that organism) is distributed throughout the body's tissues after administration. It describes how much of the drug or xenobiotic can be found in various tissues and organs, and is influenced by factors such as blood flow, lipid solubility, protein binding, and the permeability of cell membranes. Understanding tissue distribution is important for predicting the potential effects of a drug or toxin on different parts of the body, and for designing drugs with improved safety and efficacy profiles.

Lower urinary tract symptoms (LUTS) refer to a group of clinical symptoms related to the lower urinary tract, including the bladder and urethra. These symptoms can be categorized into storage, voiding, and post-micturition symptoms. Storage symptoms include frequency, urgency, nocturia, and urinary incontinence. Voiding symptoms consist of hesitancy, slow stream, straining, and intermittent flow. Post-micturition symptoms include a feeling of incomplete bladder emptying and post-void dribbling. LUTS can be caused by various underlying conditions such as benign prostatic hyperplasia (BPH), overactive bladder (OAB), urinary tract infection, neurogenic bladder dysfunction, or bladder cancer. The evaluation and management of LUTS require a comprehensive assessment of the patient's medical history, physical examination, and appropriate diagnostic tests to determine the underlying cause and develop an effective treatment plan.

Muscle hypertonia is a term used to describe an increased tone or tension in the muscles, which can be caused by various medical conditions. This state leads to a reduced ability to stretch the muscle fully, and it may interfere with normal movement. The two main types of muscle hypertonia are spasticity and rigidity.

1. Spasticity: It is a velocity-dependent increase in muscle tone, which means that the resistance to passive movement increases as the speed of the movement increases. This type of hypertonia is often associated with upper motor neuron lesions, such as those caused by stroke, spinal cord injury, or multiple sclerosis.
2. Rigidity: It is a constant and non-velocity dependent increase in muscle tone, meaning that the resistance to passive movement remains consistent regardless of the speed. This type of hypertonia can be seen in conditions like Parkinson's disease.

It is essential to diagnose and manage muscle hypertonia effectively to prevent complications such as contractures, pain, and decreased functional abilities. Treatment options may include physical therapy, medications (like antispasticity agents), orthoses, or surgical interventions in severe cases.

Bacteriuria is a medical term that refers to the presence of bacteria in the urine. The condition can be asymptomatic or symptomatic, and it can occur in various populations, including hospitalized patients, pregnant women, and individuals with underlying urologic abnormalities.

There are different types of bacteriuria, including:

1. Significant bacteriuria: This refers to the presence of a large number of bacteria in the urine (usually greater than 100,000 colony-forming units per milliliter or CFU/mL) and is often associated with urinary tract infection (UTI).
2. Contaminant bacteriuria: This occurs when bacteria from the skin or external environment enter the urine sample during collection, leading to a small number of bacteria present in the urine.
3. Asymptomatic bacteriuria: This refers to the presence of bacteria in the urine without any symptoms of UTI. It is more common in older adults, pregnant women, and individuals with diabetes or other underlying medical conditions.

The diagnosis of bacteriuria typically involves a urinalysis and urine culture to identify the type and quantity of bacteria present in the urine. Treatment depends on the type and severity of bacteriuria and may involve antibiotics to eliminate the infection. However, asymptomatic bacteriuria often does not require treatment unless it occurs in pregnant women or individuals undergoing urologic procedures.

I'm sorry for any confusion, but "Urinary Tract Physiological Phenomena" is not a widely recognized or established medical term. However, I can provide information about the physiology of the urinary tract, which may be what you are looking for.

The urinary tract is a system responsible for producing, storing, and eliminating urine from the body. It includes two kidneys, two ureters, the bladder, and the urethra. The physiological phenomena associated with the urinary tract include:

1. Glomerular filtration: In the kidneys, blood is filtered through structures called glomeruli, which remove waste products and excess fluids from the bloodstream to form urine.
2. Tubular reabsorption: As urine moves through the tubules of the nephron in the kidney, essential substances like water, glucose, amino acids, and electrolytes are actively reabsorbed back into the bloodstream.
3. Hormonal regulation: The urinary system plays a role in maintaining fluid and electrolyte balance through hormonal mechanisms, such as the release of erythropoietin (regulates red blood cell production), renin (activates the renin-angiotensin-aldosterone system to regulate blood pressure and fluid balance), and calcitriol (the active form of vitamin D that helps regulate calcium homeostasis).
4. Urine storage: The bladder serves as a reservoir for urine, expanding as it fills and contracting during urination.
5. Micturition (urination): Once the bladder reaches a certain volume or pressure, nerve signals are sent to the brain, leading to the conscious decision to urinate. The sphincters of the urethra relax, allowing urine to flow out of the body through the urethral opening.

If you could provide more context about what specific information you're looking for, I would be happy to help further!

Animal disease models are specialized animals, typically rodents such as mice or rats, that have been genetically engineered or exposed to certain conditions to develop symptoms and physiological changes similar to those seen in human diseases. These models are used in medical research to study the pathophysiology of diseases, identify potential therapeutic targets, test drug efficacy and safety, and understand disease mechanisms.

The genetic modifications can include knockout or knock-in mutations, transgenic expression of specific genes, or RNA interference techniques. The animals may also be exposed to environmental factors such as chemicals, radiation, or infectious agents to induce the disease state.

Examples of animal disease models include:

1. Mouse models of cancer: Genetically engineered mice that develop various types of tumors, allowing researchers to study cancer initiation, progression, and metastasis.
2. Alzheimer's disease models: Transgenic mice expressing mutant human genes associated with Alzheimer's disease, which exhibit amyloid plaque formation and cognitive decline.
3. Diabetes models: Obese and diabetic mouse strains like the NOD (non-obese diabetic) or db/db mice, used to study the development of type 1 and type 2 diabetes, respectively.
4. Cardiovascular disease models: Atherosclerosis-prone mice, such as ApoE-deficient or LDLR-deficient mice, that develop plaque buildup in their arteries when fed a high-fat diet.
5. Inflammatory bowel disease models: Mice with genetic mutations affecting intestinal barrier function and immune response, such as IL-10 knockout or SAMP1/YitFc mice, which develop colitis.

Animal disease models are essential tools in preclinical research, but it is important to recognize their limitations. Differences between species can affect the translatability of results from animal studies to human patients. Therefore, researchers must carefully consider the choice of model and interpret findings cautiously when applying them to human diseases.

Methohexital is a rapidly acting barbiturate sedative-hypnotic agent primarily used for the induction of anesthesia. It is a short-acting drug, with an onset of action of approximately one minute and a duration of action of about 5 to 10 minutes. Methohexital is highly lipid soluble, which allows it to rapidly cross the blood-brain barrier and produce a rapid and profound sedative effect.

Methohexital is administered intravenously and works by depressing the central nervous system (CNS), producing a range of effects from mild sedation to general anesthesia. At lower doses, it can cause drowsiness, confusion, and amnesia, while at higher doses, it can lead to unconsciousness and suppression of respiratory function.

Methohexital is also used for diagnostic procedures that require sedation, such as electroconvulsive therapy (ECT) and cerebral angiography. It is not commonly used outside of hospital or clinical settings due to its potential for serious adverse effects, including respiratory depression, cardiovascular instability, and anaphylaxis.

It's important to note that Methohexital should only be administered by trained medical professionals under close supervision, as it requires careful titration to achieve the desired level of sedation while minimizing the risk of adverse effects.

A diverticulum is a small sac or pouch that forms as a result of a weakness in the wall of a hollow organ, such as the intestine. These sacs can become inflamed or infected, leading to conditions like diverticulitis. Diverticula are common in the large intestine, particularly in the colon, and are more likely to develop with age. They are usually asymptomatic but can cause symptoms such as abdominal pain, bloating, constipation, or diarrhea if they become inflamed or infected.

"Pteridium" is the genus name for a group of ferns commonly known as bracken ferns. These ferns are found worldwide and are known for their hardy nature and ability to grow in a variety of environments. While "Pteridium" itself is not a medical term, extracts from some species of this fern have been used in traditional medicine in various cultures. However, it's important to note that these uses are not supported by modern scientific evidence and some parts of the plant contain carcinogens and can be toxic if ingested. Always consult with a healthcare provider before starting any new treatment or medication.

Efferent neurons are specialized nerve cells that transmit signals from the central nervous system (CNS), which includes the brain and spinal cord, to effector organs such as muscles or glands. These signals typically result in a response or action, hence the term "efferent," derived from the Latin word "efferre" meaning "to carry away."

Efferent neurons are part of the motor pathway and can be further classified into two types:

1. Somatic efferent neurons: These neurons transmit signals to skeletal muscles, enabling voluntary movements and posture maintenance. They have their cell bodies located in the ventral horn of the spinal cord and send their axons through the ventral roots to innervate specific muscle fibers.
2. Autonomic efferent neurons: These neurons are responsible for controlling involuntary functions, such as heart rate, digestion, respiration, and pupil dilation. They have a two-neuron chain arrangement, with the preganglionic neuron having its cell body in the CNS (brainstem or spinal cord) and synapsing with the postganglionic neuron in an autonomic ganglion near the effector organ. Autonomic efferent neurons can be further divided into sympathetic, parasympathetic, and enteric subdivisions based on their functions and innervation patterns.

In summary, efferent neurons are a critical component of the nervous system, responsible for transmitting signals from the CNS to various effector organs, ultimately controlling and coordinating numerous bodily functions and responses.

Diuresis is a medical term that refers to an increased production of urine by the kidneys. It can occur as a result of various factors, including certain medications, medical conditions, or as a response to a physiological need, such as in the case of dehydration. Diuretics are a class of drugs that promote diuresis and are often used to treat conditions such as high blood pressure, heart failure, and edema.

Diuresis can be classified into several types based on its underlying cause or mechanism, including:

1. Osmotic diuresis: This occurs when the kidneys excrete large amounts of urine in response to a high concentration of solutes (such as glucose) in the tubular fluid. The high osmolarity of the tubular fluid causes water to be drawn out of the bloodstream and into the urine, leading to an increase in urine output.
2. Forced diuresis: This is a medical procedure in which large amounts of intravenous fluids are administered to promote diuresis. It is used in certain clinical situations, such as to enhance the excretion of toxic substances or to prevent kidney damage.
3. Natriuretic diuresis: This occurs when the kidneys excrete large amounts of sodium and water in response to the release of natriuretic peptides, which are hormones that regulate sodium balance and blood pressure.
4. Aquaresis: This is a type of diuresis that occurs in response to the ingestion of large amounts of water, leading to dilute urine production.
5. Pathological diuresis: This refers to increased urine production due to underlying medical conditions such as diabetes insipidus or pyelonephritis.

It is important to note that excessive diuresis can lead to dehydration and electrolyte imbalances, so it should be monitored carefully in clinical settings.

The urogenital system is a part of the human body that includes the urinary and genital systems. The urinary system consists of the kidneys, ureters, bladder, and urethra, which work together to produce, store, and eliminate urine. On the other hand, the genital system, also known as the reproductive system, is responsible for the production, development, and reproduction of offspring. In males, this includes the testes, epididymis, vas deferens, seminal vesicles, prostate gland, bulbourethral glands, and penis. In females, it includes the ovaries, fallopian tubes, uterus, vagina, mammary glands, and external genitalia.

The urogenital system is closely related anatomically and functionally. For example, in males, the urethra serves as a shared conduit for both urine and semen, while in females, the urethra and vagina are separate but adjacent structures. Additionally, some organs, such as the prostate gland in males and the Skene's glands in females, have functions that overlap between the urinary and genital systems.

Disorders of the urogenital system can affect both the urinary and reproductive functions, leading to a range of symptoms such as pain, discomfort, infection, and difficulty with urination or sexual activity. Proper care and maintenance of the urogenital system are essential for overall health and well-being.

Substance P is an undecapeptide neurotransmitter and neuromodulator, belonging to the tachykinin family of peptides. It is widely distributed in the central and peripheral nervous systems and is primarily found in sensory neurons. Substance P plays a crucial role in pain transmission, inflammation, and various autonomic functions. It exerts its effects by binding to neurokinin 1 (NK-1) receptors, which are expressed on the surface of target cells. Apart from nociception and inflammation, Substance P is also involved in regulating emotional behaviors, smooth muscle contraction, and fluid balance.

Cystotomy is a surgical procedure that involves making an incision into the urinary bladder. This type of surgery may be performed for various reasons, such as to remove bladder stones, to take a biopsy of the bladder tissue, or to repair damage to the bladder.

During a cystotomy, a veterinarian or surgeon makes an incision in the bladder and then carefully inspects the interior of the organ. Any abnormalities, such as bladder stones or tumors, can be removed during the procedure. The incision is then closed with sutures or staples.

Cystotomy is typically performed under general anesthesia, and patients will need to recover in a veterinary hospital or surgical center for several days following the procedure. During recovery, they may require pain medication and antibiotics to prevent infection. It's important to follow all post-operative instructions carefully to ensure proper healing.

Carcinosarcoma is a rare and aggressive type of cancer that occurs when malignant epithelial cells (carcinoma) coexist with malignant mesenchymal cells (sarcoma) in the same tumor. This mixed malignancy can arise in various organs, but it is most commonly found in the female reproductive tract, particularly in the uterus and ovaries.

In a carcinosarcoma, the epithelial component typically forms glands or nests, while the mesenchymal component can differentiate into various tissue types such as bone, cartilage, muscle, or fat. The presence of both malignant components in the same tumor makes carcinosarcomas particularly aggressive and challenging to treat.

Carcinosarcomas are also known by other names, including sarcomatoid carcinoma, spindle cell carcinoma, or pseudosarcoma. The prognosis for patients with carcinosarcoma is generally poor due to its high propensity for local recurrence and distant metastasis. Treatment usually involves a combination of surgery, radiation therapy, and chemotherapy.

Adenosine Triphosphate (ATP) is a high-energy molecule that stores and transports energy within cells. It is the main source of energy for most cellular processes, including muscle contraction, nerve impulse transmission, and protein synthesis. ATP is composed of a base (adenine), a sugar (ribose), and three phosphate groups. The bonds between these phosphate groups contain a significant amount of energy, which can be released when the bond between the second and third phosphate group is broken, resulting in the formation of adenosine diphosphate (ADP) and inorganic phosphate. This process is known as hydrolysis and can be catalyzed by various enzymes to drive a wide range of cellular functions. ATP can also be regenerated from ADP through various metabolic pathways, such as oxidative phosphorylation or substrate-level phosphorylation, allowing for the continuous supply of energy to cells.

Butylamines are a class of organic compounds that contain a butyl group (a chain of four carbon atoms) attached to an amine functional group, which consists of nitrogen atom bonded to one or more hydrogen atoms. The general structure of a primary butylamine is R-NH2, where R represents the butyl group.

Butylamines can be found in various natural and synthetic substances. Some of them have important uses in industry as solvents, intermediates in chemical synthesis, or building blocks for pharmaceuticals. However, some butylamines are also known to have psychoactive effects and may be used as recreational drugs or abused.

It is worth noting that the term "butylamine" can refer to any of several specific compounds, depending on the context. For example, n-butylamine (also called butan-1-amine) has the formula CH3CH2CH2CH2NH2, while tert-butylamine (also called 2-methylpropan-2-amine) has the formula (CH3)3CNH2. These two compounds have different physical and chemical properties due to their structural differences.

In a medical context, butylamines may be encountered as drugs of abuse or as components of pharmaceuticals. Some examples of butylamine-derived drugs include certain antidepressants, anesthetics, and muscle relaxants. However, it is important to note that these compounds are often highly modified from their parent butylamine structure, and may not resemble them closely in terms of their pharmacological properties or toxicity profiles.

Osmosis is a physiological process in which solvent molecules move from an area of lower solute concentration to an area of higher solute concentration, through a semi-permeable membrane, with the goal of equalizing the solute concentrations on the two sides. This process occurs naturally and is essential for the functioning of cells and biological systems.

In medical terms, osmosis plays a crucial role in maintaining water balance and regulating the distribution of fluids within the body. For example, it helps to control the flow of water between the bloodstream and the tissues, and between the different fluid compartments within the body. Disruptions in osmotic balance can lead to various medical conditions, such as dehydration, swelling, and electrolyte imbalances.

Spinal cord injuries (SCI) refer to damage to the spinal cord that results in a loss of function, such as mobility or feeling. This injury can be caused by direct trauma to the spine or by indirect damage resulting from disease or degeneration of surrounding bones, tissues, or blood vessels. The location and severity of the injury on the spinal cord will determine which parts of the body are affected and to what extent.

The effects of SCI can range from mild sensory changes to severe paralysis, including loss of motor function, autonomic dysfunction, and possible changes in sensation, strength, and reflexes below the level of injury. These injuries are typically classified as complete or incomplete, depending on whether there is any remaining function below the level of injury.

Immediate medical attention is crucial for spinal cord injuries to prevent further damage and improve the chances of recovery. Treatment usually involves immobilization of the spine, medications to reduce swelling and pressure, surgery to stabilize the spine, and rehabilitation to help regain lost function. Despite advances in treatment, SCI can have a significant impact on a person's quality of life and ability to perform daily activities.

Water-electrolyte balance refers to the regulation of water and electrolytes (sodium, potassium, chloride, bicarbonate) in the body to maintain homeostasis. This is crucial for various bodily functions such as nerve impulse transmission, muscle contraction, fluid balance, and pH regulation. The body maintains this balance through mechanisms that control water intake, excretion, and electrolyte concentration in various body fluids like blood and extracellular fluid. Disruptions in water-electrolyte balance can lead to dehydration or overhydration, and imbalances in electrolytes can cause conditions such as hyponatremia (low sodium levels) or hyperkalemia (high potassium levels).

Arylamine N-acetyltransferase (NAT) is a group of enzymes involved in the metabolism of aromatic amines, which are found in a variety of substances including tobacco smoke, certain drugs, and environmental contaminants. NAT catalyzes the transfer of an acetyl group from acetyl coenzyme A to the aromatic amine, which can help to detoxify these compounds and make them more water-soluble for excretion. There are two main forms of NAT in humans, known as NAT1 and NAT2, which have different tissue distributions and substrate specificities. Variations in NAT activity due to genetic polymorphisms can affect individual susceptibility to certain chemical exposures and diseases, including cancer.

Purinergic P2X receptors are a type of ligand-gated ion channel that are activated by the binding of extracellular ATP (adenosine triphosphate) and other purinergic agonists. These receptors play important roles in various physiological processes, including neurotransmission, pain perception, and immune response.

P2X receptors are composed of three subunits that form a functional ion channel. There are seven different subunits (P2X1-7) that can assemble to form homo- or heterotrimeric receptor complexes with distinct functional properties.

Upon activation by ATP, P2X receptors undergo conformational changes that allow for the flow of cations, such as calcium (Ca^2+^), sodium (Na^+^), and potassium (K^+^) ions, across the cell membrane. This ion flux can lead to a variety of downstream signaling events, including the activation of second messenger systems and changes in gene expression.

Purinergic P2X receptors have been implicated in a number of pathological conditions, including chronic pain, inflammation, and neurodegenerative diseases. As such, they are an active area of research for the development of novel therapeutic strategies.

Acrolein is an unsaturated aldehyde with the chemical formula CH2CHCHO. It is a colorless liquid that has a distinct unpleasant odor and is highly reactive. Acrolein is produced by the partial oxidation of certain organic compounds, such as glycerol and fatty acids, and it is also found in small amounts in some foods, such as coffee and bread.

Acrolein is a potent irritant to the eyes, nose, and throat, and exposure to high levels can cause coughing, wheezing, and shortness of breath. It has been shown to have toxic effects on the lungs, heart, and nervous system, and prolonged exposure has been linked to an increased risk of cancer.

In the medical field, acrolein is sometimes used as a laboratory reagent or as a preservative for biological specimens. However, due to its potential health hazards, it must be handled with care and appropriate safety precautions should be taken when working with this compound.

Prognosis is a medical term that refers to the prediction of the likely outcome or course of a disease, including the chances of recovery or recurrence, based on the patient's symptoms, medical history, physical examination, and diagnostic tests. It is an important aspect of clinical decision-making and patient communication, as it helps doctors and patients make informed decisions about treatment options, set realistic expectations, and plan for future care.

Prognosis can be expressed in various ways, such as percentages, categories (e.g., good, fair, poor), or survival rates, depending on the nature of the disease and the available evidence. However, it is important to note that prognosis is not an exact science and may vary depending on individual factors, such as age, overall health status, and response to treatment. Therefore, it should be used as a guide rather than a definitive forecast.

Urethral neoplasms refer to abnormal growths or tumors in the urethra, which is the tube that carries urine from the bladder out of the body. These growths can be benign (non-cancerous) or malignant (cancerous).

Benign urethral neoplasms may include conditions such as urethral polyps or papillomas, which are usually not life-threatening and can often be removed with surgery.

Malignant urethral neoplasms, on the other hand, are cancerous tumors that can invade surrounding tissues and spread to other parts of the body. These include urethral carcinomas, which can be further classified into different types such as squamous cell carcinoma, transitional cell carcinoma, and adenocarcinoma, depending on the type of cells involved.

Urethral neoplasms are relatively rare, but when they do occur, they can cause a variety of symptoms such as difficulty urinating, blood in the urine, pain during urination or sexual intercourse, and discharge from the urethra. Treatment options depend on the type, location, and stage of the neoplasm, and may include surgery, radiation therapy, chemotherapy, or a combination of these approaches.

Urethral diseases refer to a range of conditions that affect the urethra, which is the tube that carries urine from the bladder out of the body. These diseases can cause various symptoms such as pain or discomfort during urination, difficulty in urinating, blood in urine, and abnormal discharge. Some common urethral diseases include urethritis (inflammation of the urethra), urethral stricture (narrowing of the urethra due to scar tissue or inflammation), and urethral cancer. The causes of urethral diseases can vary, including infections, injuries, congenital abnormalities, and certain medical conditions. Proper diagnosis and treatment are essential for managing urethral diseases and preventing complications.

The Parasympathetic Nervous System (PNS) is the part of the autonomic nervous system that primarily controls vegetative functions during rest, relaxation, and digestion. It is responsible for the body's "rest and digest" activities including decreasing heart rate, lowering blood pressure, increasing digestive activity, and stimulating sexual arousal. The PNS utilizes acetylcholine as its primary neurotransmitter and acts in opposition to the Sympathetic Nervous System (SNS), which is responsible for the "fight or flight" response.

A serous membrane is a type of thin, smooth tissue that lines the inside of body cavities and surrounds certain organs. It consists of two layers: an outer parietal layer that lines the cavity wall, and an inner visceral layer that covers the organ. Between these two layers is a small amount of fluid called serous fluid, which reduces friction and allows for easy movement of the organs within the body cavity.

Serous membranes are found in several areas of the body, including the pleural cavity (around the lungs), the pericardial cavity (around the heart), and the peritoneal cavity (around the abdominal organs). They play an important role in protecting these organs and allowing them to move smoothly within their respective cavities.

Messenger RNA (mRNA) is a type of RNA (ribonucleic acid) that carries genetic information copied from DNA in the form of a series of three-base code "words," each of which specifies a particular amino acid. This information is used by the cell's machinery to construct proteins, a process known as translation. After being transcribed from DNA, mRNA travels out of the nucleus to the ribosomes in the cytoplasm where protein synthesis occurs. Once the protein has been synthesized, the mRNA may be degraded and recycled. Post-transcriptional modifications can also occur to mRNA, such as alternative splicing and addition of a 5' cap and a poly(A) tail, which can affect its stability, localization, and translation efficiency.

A urinary catheter is a flexible tube that is inserted into the bladder to drain urine. It can be made of rubber, plastic, or latex and comes in various sizes and lengths. The catheter can be inserted through the urethra (the tube that carries urine out of the body from the bladder) and is called a Foley catheter or an indwelling catheter. A straight catheter, on the other hand, is inserted through the urethra and removed after it has drained the urine.

Urinary catheters are used in various medical situations, such as when a person is unable to empty their bladder due to surgery, anesthesia, medication, or conditions that affect bladder function. They may also be used for long-term management of urinary incontinence or to drain the bladder during certain medical procedures.

It's important to note that the use of urinary catheters carries a risk of complications, such as urinary tract infections, bladder spasms, and injury to the urethra or bladder. Therefore, they should only be used when necessary and under the guidance of a healthcare professional.

Cholinergic agonists are substances that bind to and activate cholinergic receptors, which are neuroreceptors that respond to the neurotransmitter acetylcholine. These agents can mimic the effects of acetylcholine in the body and are used in medical treatment to produce effects such as pupil constriction, increased gastrointestinal motility, bronchodilation, and improved cognition. Examples of cholinergic agonists include pilocarpine, bethanechol, and donepezil.

Afferent neurons, also known as sensory neurons, are a type of nerve cell that conducts impulses or signals from peripheral receptors towards the central nervous system (CNS), which includes the brain and spinal cord. These neurons are responsible for transmitting sensory information such as touch, temperature, pain, sound, and light to the CNS for processing and interpretation. Afferent neurons have specialized receptor endings that detect changes in the environment and convert them into electrical signals, which are then transmitted to the CNS via synapses with other neurons. Once the signals reach the CNS, they are processed and integrated with other information to produce a response or reaction to the stimulus.

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"The standardization of terminology in neurogenic lower urinary tract dysfunction: with suggestions for diagnostic procedures. ... Textbook of the neurogenic bladder: adults and children. Informa Health Care. pp. 163-168. ISBN 978-1-84184-206-6. Schurch B, ... and often have a history of urinary tract and bladder infections. Constipation and encopresis are often associated with this ... Tamsulosin in the treatment of detrusor-sphincter dyssynergia of the urinary bladder in patients with multiple sclerosis]". ...
... (LUTS) refer to a group of clinical symptoms involving the bladder, urinary sphincter, urethra and ... "EAU Guidelines: Management of Non-neurogenic Male LUTS". Uroweb. Retrieved 2021-02-15. Kramer MW, Wolters M, Cash H, Jutzi S, ... overactive bladder, urinary incontinence and bladder outlet obstruction". BJU International. 108 (7): 1132-1138. doi:10.1111/j. ... used in treating both bladder tumours and bladder outlet obstruction, such as prostate conditions. Bladder-neck incision (BNI) ...
Risk factors include catheter use and chronic urinary tract infections, being female, diabetes mellitus, neurogenic bladder, ... Obstruction of the urinary tract as well as urinary stasis, often brought on by paralysis of the urinary tract, are also major ... Although it is a rare type of bladder infection, it is the most common type of all gas-forming bladder infections. The ... In some cases of emphysematous cystitis, patients do not even claim to have any urinary symptoms. Urinary symptoms can include ...
... also known as prostate enlargement neurogenic bladder dysfunction learned voiding dysfunction anxiety disorders urinary tract ... These factors are usually related to lower urinary tract symptoms that affect the capacity of the bladder. Some patients with ... If urinary tract infection is causative, it can be treated with urinary antimicrobials. Antimuscarinic agents such as ... or bladder storage problems. A voiding bladder diary should record:[citation needed] number of voids timing of voids volume ...
It is used to treat overactive bladder. It may help with incontinence, urinary frequency, and urinary urgency. Benefits appear ... Solifenacin, sold as the brand name Vesicare among others, is a medicine used to treat overactive bladder and neurogenic ... The bladder wall muscle overactivity results in sporadic bladder muscle contraction, which increases pressure in the bladder ... Because of a long elimination half life, a once-a-day dose can offer 24-hour control of the urinary bladder smooth muscle tone ...
... urinary tract catheterization, ureteral stents or drainage procedures (e.g., nephrostomy), pregnancy, neurogenic bladder (e.g ... Risk factors include sexual intercourse, prior urinary tract infections, diabetes, structural problems of the urinary tract, ... close family members with frequent urinary tract infections) Analysis of the urine may show signs of urinary tract infection. ... "Urinary Tract Infection Common Clinical and Laboratory Features of Acute Pyelonephritis". netterimages.com. Retrieved 14 July ...
... bladder infection Obstruction: kidney stones, urolithiasis, urinary retention Vascular: left renal vein entrapment ... threatened abortion Abdominal wall muscle strain or trauma muscular infection neurogenic pain: herpes zoster, radiculitis in ... complicated urinary tract infection Left low back pain Spleen Kidney: kidney stone (nephrolithiasis), complicated urinary tract ... bladder stone, bladder cancer, pelvic inflammatory disease, pelvic pain syndrome Gynecologic: endometriosis, intrauterine ...
People with neurogenic bladder disorders like spinal cord injury, spina bifida or multiple sclerosis, and non-neurogenic ... urethral strictures or post-operative urinary retention, need to be continuously catheterised to empty their urinary bladders. ... a medical technique used in conditions where patients need either short-term catheter-based management of the urinary bladder ... But such continuous catheterization can lead to problems like urinary tract infections (UTI), urethral strictures or male ...
The nerves regulate the emptying of the urinary bladder, control opening and closing of the internal urethral sphincter, ... Damage to the sacral spinal nerve roots can cause neurogenic bladder dysfunction and fecal incontinence. The pelvic splanchnic ...
May decrease the incidence of urinary tract infections in patients with neurogenic bowel and bladder problems Possible ... "Long-Term Cost-Effectiveness of Transanal Irrigation in Patients with Neurogenic Bowel Dysfunction". PLOS ONE. 11 (8): e0159394 ...
... a review of its use in the treatment of adults and children with overactive bladder associated with idiopathic or neurogenic ... Propiverine is an anticholinergic drug used for the treatment of urinary urgency, frequency and urge incontinence, all symptoms ... "Efficacy and Safety of Propiverine Hydrochloride for Overactive Bladder in Adult: a Systematic Review and Meta-analysis". The ... of overactive bladder syndrome. It is a muscarinic antagonist. A modified release preparation is also available, taken once ...
More than a third of urinary bladder SCCs express p16. SCCs of urinary bladder express p16 independent of gender. p16 ... Deletion of p16INK4a does not affect neurogenesis in the other adult neurogenic niche, the dentate gyrus of the hippocampus. ... "Hypermethylation of p16 and DAPK promoter gene regions in patients with non-invasive urinary bladder cancer". Archives of ... expression alone cannot be used to discriminate between SCCs arising from uterine cervix versus urinary bladder. Concentrations ...
The company also develops the Neo-Bladder Augment, a Phase II clinical trial product for the treatment of neurogenic bladder ... Its most advanced candidate is the Neo-Urinary Conduit. A Phase I clinical trial of the Tengion Neo-Urinary Conduit was ... as well as neurogenic bladder resulting from spinal cord injury in adult patients; the Neo-Bladder Replacement to serve as a ... Incontinent Urinary Diversion Using an Autologous Neo-Urinary Conduit. In: ClinicalTrials.gov [Internet]. Bethesda (MD): ...
"Urinary Bladder, Neurogenic" by people in this website by year, and whether "Urinary Bladder, Neurogenic" was a major or minor ... Neurogenic Urinary Bladder, Atonic*Neurogenic Urinary Bladder, Atonic. *Neurogenic Bladder, Atonic. *Atonic Neurogenic Bladder ... Urinary Bladder, Neurogenic*Urinary Bladder, Neurogenic. *Neurogenic Urinary Bladder. *Bladder, Neurogenic. *Neurogenic Bladder ... "Urinary Bladder, Neurogenic" is a descriptor in the National Library of Medicines controlled vocabulary thesaurus, MeSH ( ...
Neurogenic Bladder - Learn about the causes, symptoms, diagnosis & treatment from the MSD Manuals - Medical Consumer Version. ... Symptoms of Neurogenic Bladder The primary symptom is urinary incontinence Urinary Incontinence in Adults Urinary incontinence ... People with neurogenic bladder are at risk for urinary tract infections Overview of Urinary Tract Infections (UTIs) In healthy ... When urine remains in the bladder for too long, the person is at risk of urinary tract infections Overview of Urinary Tract ...
Neurogenic defects occur in LRIG2-associated urinary bladder disease. Celine Grenier, Filipa Lopes, Anna M. Cueto-González, ... Neurogenic defects occur in LRIG2-associated urinary bladder disease. / Grenier, Celine; Lopes, Filipa; Cueto-González, Anna M ... Neurogenic defects occur in LRIG2-associated urinary bladder disease. Kidney International Reports. 2023 Apr 24. ... Neurogenic defects occur in LRIG2-associated urinary bladder disease. In: Kidney International Reports. 2023. ...
The normal function of the urinary bladder is to store and expel urine in a coordinated, controlled fashion. This coordinated ... 1] Neurogenic bladder is a term applied to urinary bladder malfunction due to neurologic dysfunction emanating from internal or ... Types of Neurogenic Bladder. Types of neurogenic bladder can be classified in terms of the anatomic location of the causative ... Usually, neurogenic bladder dysfunction occurs 10 or more years after the onset of diabetes mellitus. Neurogenic bladder occurs ...
Some women with mobility impairments also have neurogenic bladder or have urinary incontinence. Both of these place a woman at ... Dark, cloudy, and foul-smelling urine are NOT signs of a treatable UTI if you use a catheter to empty your bladder. When you ... The urethra is the tube connecting your urinary system to the outside of your body. Bacteria can easily travel from the vagina ... In the general adult population, urinary tract infections (UTIs) are 30 times more common in women than in men. The female ...
title = "Comparison of artificial sphincter implantation and bladder neck reconstruction in patients with neurogenic urinary ... T1 - Comparison of artificial sphincter implantation and bladder neck reconstruction in patients with neurogenic urinary ... Comparison of artificial sphincter implantation and bladder neck reconstruction in patients with neurogenic urinary ... Comparison of artificial sphincter implantation and bladder neck reconstruction in patients with neurogenic urinary ...
Read about some of the common bladder pains which includes Cystitis ... Many conditions can affect your bladder and put you at risk for bladder diseases. ... ClinicalTrials.gov: Urinary Bladder Diseases (National Institutes of Health) * ClinicalTrials.gov: Urinary Bladder, Neurogenic ... Urinary incontinence - loss of bladder control. *Overactive bladder - a condition in which the bladder squeezes urine out at ...
The cause for repeat treatment is relapse of overactive bladder symptoms. ... Urinary Bladder / physiopathology * Urinary Bladder, Neurogenic / drug therapy* * Urinary Bladder, Neurogenic / physiopathology ... Success of repeat detrusor injections of botulinum a toxin in patients with severe neurogenic detrusor overactivity and ... Objectives: Detrusor injections with botulinum toxin type A are an effective treatment for neurogenic detrusor overactivity, ...
... is a registered charity with a global health focus which strives to improve the quality of life for people affected by urinary ...
The Connected Catheter for management of Chronic Urinary Retention (CUR) in an adult male with Neurogenic Bladder - Case study. ... Millions of adults suffer from chronic urinary retention or disorders that require catheterization for bladder management. The ... We studied a 34 -year-old man with chronic urinary retention, frequent urinary tract infections and strictures, with a fully ...
Urinary Bladder, Neurogenic / diagnosis * Urinary Bladder, Neurogenic / physiopathology * Urinary Bladder, Neurogenic / therapy ... All patients, although receiving different treatment regimens for voiding dysfunction, regained a normal or balanced bladder ...
Urinary problems arise as a result of a neurogenic bladder. Most patients older than the age of toilet training, present with ... hyperreflexic bladder, noninhibited detrusor contraction, etc. Urinary abnormalities might result in renal deterioration and ... and a spectrum of radiological abnormalities typical of obstructive or neurogenic bladders. Radiological abnormalities include ... To empty the bladder regularly, clean intermittent catheterization (CIC) can be used. If the urodynamic study shows non- ...
Bladder stones ... the base of the bladder Enlarged prostate (BPH) Neurogenic bladder Urinary tract infection (UTI) Incomplete ... ClinicalTrials.gov: Urinary Bladder, Neurogenic (National Institutes of Health) Bladder Diseases/Clinical Trials ... Bladder ... Neurogenic bladder Neurogenic bladder is a problem in which a person lacks bladder control due to a brain, spinal cord, ... ... Inverted smile and occult neuropathic bladder Inverted smile-neurogenic bladder Partial facial palsy with urinary abnormalities ...
... of women with acute cystitis develop recurrent urinary tract infections (UTIs). (See Urinary Tract Infections in Females. ... Urinary tract infection in the neurogenic bladder. Transl Androl Urol. 2016 Feb. 5 (1):72-87. [QxMD MEDLINE Link]. ... Antibiotic prophylaxis for urinary tract infections after removal of urinary catheter: meta-analysis. BMJ. 2013 Jun 11. 346: ... encoded search term (Prevention of Urinary Tract Infection (UTI)) and Prevention of Urinary Tract Infection (UTI) What to Read ...
Overactive Bladder (urinary urgency and/or frequency). *Neurogenic Bladder *Cancer Screening. *Vasectomies ...
Urinary Bladder, Neurogenic. *Urinary Incontinence. How long have you been taking it?. Choose one ... Have a blockage preventing urine flowing out from your bladder. *Have a blockage in your stomach or intestines, or have ... Oxytrol is a prescription medication used to treat overactive bladder. Oxytrol belongs to a group of drugs called ... If you have, or are at risk for uncontrolled narrow-angle glaucoma, urinary retention, gastric retention, or conditions with ...
Guideline for Prevention of Catheter-Associated Urinary Tract Infections (2009): recommendations and updates. ... Consider intermittent catheterization in children with myelomeningocele and neurogenic bladder to reduce the risk of urinary ... I. Appropriate Urinary Catheter Use. Recommendations for Appropriate urinary catheter use by ID number and category.. #. ... Proper Techniques for Urinary Catheter Insertion. Recommendations for Proper urinary catheter insertion techniques by ID number ...
neurogenic, quality of life, surveys and questionnaires, urinary bladder, validation studies Persistent URL doi.org/10.1002/nau ... Pelvic Organ Prolapse/Urinary Incontinence Sexual Questionnaire (PISQ-12) in women, or International Index of Erection Function ...
Underlying anatomical urinary tract abnormalities. *Underlying functional urinary tract abnormalities like neurogenic bladder ... Underlying Urinary Tract Abnormalities. Antimicrobials alone may not be successful unless such underlying conditions are ... Vancomycin (for MRSA) or Daptomycin or Linezolid (for VRE) is added if either of these is suspected (because of prior urinary ... No urinary procedures during her entire lifetime. She denies having any prior UTIs in her lifetime. ...
The normal function of the urinary bladder is to store and expel urine in a coordinated, controlled fashion. This coordinated ... 1] Neurogenic bladder is a term applied to urinary bladder malfunction due to neurologic dysfunction emanating from internal or ... Types of Neurogenic Bladder. Types of neurogenic bladder can be classified in terms of the anatomic location of the causative ... Usually, neurogenic bladder dysfunction occurs 10 or more years after the onset of diabetes mellitus. Neurogenic bladder occurs ...
Guideline for Prevention of Catheter-Associated Urinary Tract Infections (2009): recommendations and updates. ... Consider intermittent catheterization in children with myelomeningocele and neurogenic bladder to reduce the risk of urinary ... I. Appropriate Urinary Catheter Use. Recommendations for Appropriate urinary catheter use by ID number and category.. #. ... Proper Techniques for Urinary Catheter Insertion. Recommendations for Proper urinary catheter insertion techniques by ID number ...
The Urodynamic Laboratory tests various urinary tract abnormalities including neurogenic bladder, voiding difficulties, ... The Arkansas Childrens Urology Clinic specializes in urinary tract disorders such as hypospadias, dysfunctional voiding, ...
... which may contribute to development of lower urinary tract signs including urinating outside the litter box, frequent attempts ... Increased sympathetic input to the urinary bladder causes neurogenic inflammation and increased permeability of the bladder, ... This flight or fight response enhances a cats sympathetic nervous input down the spinal cord to the urinary bladder. In ... The Brain-Bladder Connection. The relationship between the brain and bladder is extraordinarily complex and the specific ...
The cost of treating urinary tract infections in the United States alone is about 3.5 billion dollars a year.[2] ... Recurrent urinary tract infections (UTIs) are defined as two episodes of acute bacterial cystitis, along with associated ... Older men can often develop urinary tract infections due to outflow obstruction or neurogenic bladder resulting in urinary ... The Bladder is Not Sterile: an Update on the Urinary Microbiome. Curr Bladder Dysfunct Rep. 2019;14(4):331-341. [PMC free ...
Overactive bladder is a non-neurogenic voiding dysfunction characterized by urinary frequency, urgency, urge incontinence, and ... Section Summary: Neurogenic Bladder Dysfunction. Few RCTs evaluating tibial nerve stimulation for treating neurogenic bladder ... Non-Neurogenic Urinary Dysfunction Including Overactive Bladder. Clinical Context and Therapy Purpose. The purpose of ... Section Summary: Non-Neurogenic Urinary Dysfunction Including Overactive Bladder. Initial Course of Percutaneous Tibial Nerve ...
... of Urinary CD44 and Prosaposin as Specific Biomarkers of Urinary Tract Infections in Children With Neurogenic Bladders. ... Autophagy Is Required for Maturation of Surfactant-Containing Lamellar Bodies in the Lung and Swim Bladder. Cell reports, 33 10 ...
... male and female urinary incontinence, interstitial cystitis; voiding dysfunction; benign ... Urinary Bladder, Neurogenic; Prostate; Prostatic Hyperplasia; Urinary Incontinence; Urology; Cystitis, Interstitial; Nitric ... Harris Emilio Foster Jr.s research interests revolve around neurogenic dysfunction of the lower urinary tract, incontinence, ... Erosion of Malleable Penile Prosthesis into BladderSwana H, Foster H. Erosion of Malleable Penile Prosthesis into Bladder. ...
View Urinary Catheter PPTs online, safely and virus-free! Many are downloadable. Learn new and interesting things. Get ideas ... and neurogenic bladder. when normal urine flow is obstructed. They find application in patients suffering from conditions such ... A urinary catheter is an empty, mostly adaptable tube that gathers pee from the bladder and prompts a seepage sack. Urinary ... URINARY OBSTRUCTION - URINARY OBSTRUCTION By: Beverly Sorreta ETIOLOGY A urinary obstruction means the normal flow of urine is ...
Usefulness of classical homoeopathy for the prevention of urinary tract infections in patients with neurogenic bladder ... all patients with a neurogenic lower urinary tract dysfunction due to SCI, with more than three symptomatic UTI/year, were ... Symptoms were fever, incontinence, increased spasticity, decreased bladder capacity or pain, and decreased general health ... in this study was to assess the effectiveness of constitutional homeopathy in the treatment of people diagnosed with urinary ...
A SIMPLE PREDICTION MODEL FOR WHEN TO OBTAIN RENAL/BLADDER ULTRASOUND IN CHILDREN WITH NON-NEUROGENIC LOWER URINARY TRACT ... Bladder volumes(BV) estimation with automated bladder scanner(BS) is integral to assessment of Lower Urinary Tract dysfunction ... Patients with neurogenic bladder were excluded. Criteria for acceptable or valid study were: 1) minimal voided volume ,100ml ... Bahiana School of Medicine and Public Health, Center of Urinary Disorders in Children, Salvador, BRAZIL ...
  • Dysfunction of the URINARY BLADDER due to disease of the central or peripheral nervous system pathways involved in the control of URINATION. (ucdenver.edu)
  • We hypothesized that peripheral neurogenic defects underlie LRIG2-associated bladder dysfunction. (manchester.ac.uk)
  • [ 1 ] Neurogenic bladder is a term applied to urinary bladder malfunction due to neurologic dysfunction emanating from internal or external trauma, disease, or injury. (medscape.com)
  • Herein, the current evidence and expert opinions on patient-centered bladder management of neurogenic lower urinary tract dysfunction (NLUTD) in patients with chronic SCI in Taiwan are presented. (e-urol-sci.com)
  • Neurogenic lower urinary tract dysfunction (NLUTD) refers to the urinary bladder or urethral dysfunction caused by lesions of the central nervous system or peripheral nerve. (e-urol-sci.com)
  • All patients, although receiving different treatment regimens for voiding dysfunction, regained a normal or balanced bladder within 8 weeks. (nih.gov)
  • Urofacial syndrome, or Ochoa syndrome, is an autosomal recessive congenital disorder characterized by an association of a lower urinary tract and bowel dysfunction with a typical facial expression: When attempting to smile, the patient seems to be crying or grimacing. (wikipedia.org)
  • C, Skolarikos A. Urofacial syndrome: a subset of neurogenic bladder dysfunction syndromes? (nih.gov)
  • Intermittent catheterization is preferable to indwelling urethral or suprapubic catheters in patients with bladder emptying dysfunction. (cdc.gov)
  • For individuals who have non-neurogenic urinary dysfunction including overactive bladder and have failed behavioral and pharmacologic therapy who receive an initial course of PTNS, the evidence includes randomized sham-controlled trials, randomized controlled trials (RCTs) with an active comparator, and systematic reviews. (southcarolinablues.com)
  • For individuals who have neurogenic bladder dysfunction who receive PTNS, the evidence includes several RCTs and a systematic review of RCTs and observational data. (southcarolinablues.com)
  • Dr. Harris Emilio Foster Jr.'s research interests revolve around neurogenic dysfunction of the lower urinary tract, incontinence, and female urology. (yale.edu)
  • In addition, they are involved in determining the role nitric oxide synthase plays in the pathogenesis of lower urinary tract dysfunction. (yale.edu)
  • Uroflowmetry is a useful diagnostic tool for pediatric patients with lower urinary tract dysfunction (LUTD) as they are non-invasive and can assist in diagnosis and guide treatment. (espu.org)
  • With over 300 superbly illustrated images that clarify the differing states of neurogenic bladder dysfunction, Textbook of the Neurogenic Bladder expands on the strong reputation of the first edition to highlight the new diagnostic techniques that have emerged to complement traditional management. (chipsbooks.com)
  • She is a health services researcher with interests in the areas of urinary incontinence and refractory overactive bladder syndrome- specifically in the areas of improving health equity through access to care, reducing barriers to treatment adherence, and shared decision making in vulnerable populations (underserved, low income, frail/elderly, neurogenic lower urinary tract dysfunction). (stanford.edu)
  • Significant bacteriuria (SBU) and urinary tract infections (UTIs) are common in patients with spina bifida and neuropathic detrusor sphincter dysfunction. (biomedcentral.com)
  • The procedure is recommended by numerous learned societies for the management of neurogenic bladder disorders [ 3 , 4 ] and is considered as the gold standard for the management of voiding dysfunction. (urofrance.org)
  • Comparative outcomes for older adults undergoing surgery for bladder and bowel dysfunction. (ucsf.edu)
  • We are national leaders in the research field of bladder dysfunction and urinary symptoms that follow nervous system injury or disease. (medstarhealth.org)
  • OnabotulinumtoxinA (BoNT-A) was first used to treat neurogenic lower urinary tract dysfunction (LUTD) 30 years ago. (mdpi.com)
  • In women, voiding dysfunction and urinary stasis can occur but are less commonly associated with calculi. (medscape.com)
  • Uncontrollable loss of urine (urinary incontinence) is the primary symptom. (msdmanuals.com)
  • Urinary Incontinence in Adults Urinary incontinence is involuntary loss of urine. (msdmanuals.com)
  • Doctors may suspect neurogenic bladder in people with nerve disorders who have incontinence. (msdmanuals.com)
  • Repeat injections in patients with severe neurogenic detrusor overactivity and incontinence were studied. (nih.gov)
  • Some women with mobility impairments also have neurogenic bladder or have urinary incontinence. (bcm.edu)
  • The results of artificial urinary sphincter implantation and Young-Dees-Leadbetter bladder neck reconstruction were compared in 27 patients with neurogenic urinary incontinence. (tau.ac.il)
  • Sidi, AA , Reinberg, Y & Gonzalez, R 1987, ' Comparison of artificial sphincter implantation and bladder neck reconstruction in patients with neurogenic urinary incontinence ', Journal of Urology , vol. 138, no. 4 II, pp. 1120-1122. (tau.ac.il)
  • or combined urinary incontinence and retention due to DSD or detrusor hyperreflexia and inadequate contractility. (e-urol-sci.com)
  • The main goals of NLUTD treatment are protection from kidney injury, improvement of renal function, elimination of recurrent urinary tract infection (UTI), facilitation of complete bladder emptying, and reduction of urinary incontinence severity to improve patients' QoL. (e-urol-sci.com)
  • Avoid use of urinary catheters in patients and nursing home residents for management of incontinence. (cdc.gov)
  • Sexually active patients with MS or spinal cord disorders, including SCI and cauda equine syndrome, who visited a tertiary urology center or a rehabilitation center completed the MSISQ-15, Pelvic Organ Prolapse/Urinary Incontinence Sexual Questionnaire (PISQ-12) in women, or International Index of Erection Function (IIEF-15) in men at baseline (test) and 2 weeks later (retest). (eur.nl)
  • Functional defects, like overactive bladder and urinary incontinence, tend to lead to recurrent infections. (nih.gov)
  • The Urodynamic Laboratory tests various urinary tract abnormalities including neurogenic bladder, voiding difficulties, incontinence, and bed-wetting. (archildrens.org)
  • Other projects include assessing the long term efficacy of surgical procedures to treat female stress urinary incontinence, and the use of non-surgical methods such as biofeedback. (yale.edu)
  • Giggle Incontinence (GI), is a rare condition characterized by the total emptying of the bladder right after or during laughter. (espu.org)
  • The severity of incontinence before the treatment of all patients was so severe that they emptied their bladder and wet their clothing. (espu.org)
  • neurogenic detrusor overactivity with urinary incontinence due to subcervical spinal cord injury (traumatic or non-traumatic), or multiple sclerosis. (acnr.co.uk)
  • A Multicenter Study Evaluating the FREquency of Use and Efficacy of a Novel Closed-Loop Wearable Tibial Neuromodulation System for Overactive Bladder and Urgency Urinary Incontinence (FreeOAB). (stanford.edu)
  • Enrolled subjects (N=96) were assessed for changes in urinary frequency, urgency, and urgency urinary incontinence episodes, and QOL changes using various questionnaires.RESULTS: In the intent-to-treat population (N=96, mean age 60.8 ± 13.0 years, 88.5% female), significant reductions in 3-day diary parameters were observed for daily voids, incontinence and urgency episodes at 12 weeks. (stanford.edu)
  • This can result in urine leakage (urinary incontinence) and urine retention, when the bladder cannot fully empty. (dukehealth.org)
  • Injections into the bladder improve bladder function by decreasing muscular contractions that can cause incontinence. (dukehealth.org)
  • Patient decision-making for surgical treatment of post-prostatectomy stress urinary incontinence: a mixed-methods exploratory pilot study. (ucsf.edu)
  • If nerves that control the bladder or bowel become damaged, it can result in urinary or fecal incontinence. (medicalnewstoday.com)
  • If the nerves become damaged, people may experience urinary retention or incontinence. (medicalnewstoday.com)
  • Whether you seek relief from urinary incontinence, urinary retention, frequent urinary tract infections (UTIs), or other urinary complications, we aim to empower you to regain control over your bladder function and improve your quality of life through personalized care and advanced treatment options. (shepherd.org)
  • It can be overwhelming dealing with a neurogenic bladder and urinary incontinence, and we want to help you feel like you have control over your life. (shepherd.org)
  • The Urology Clinic at Shepherd Center caters to individuals at different stages of their neurological rehabilitation journey seeking relief from urinary incontinence, urinary retention, frequent urinary tract infections (UTIs), or other urinary complications. (shepherd.org)
  • Cats with feline idiopathic cystitis (FIC) are believed to have an abnormal response to environmental stressors, which may contribute to development of lower urinary tract signs including urinating outside the litter box, frequent attempts to urinate and blood in the urine. (veterinarypracticenews.com)
  • The end result is increased perception of pain and the typical clinical signs of lower urinary tract disease (pollakiuria, stranguria, accidents outside the litter box), which leads to additional stress. (veterinarypracticenews.com)
  • It's interesting that stressful events such as earthquakes, seasonal weather changes, moves to a new home, major holidays and even food changes have been associated with recurrent episode of lower urinary tract signs,' Dr. Kruger said. (veterinarypracticenews.com)
  • The pain, suffering and inappropriate urination associated with lower urinary tract signs (LUTS) can cause a great deal of stress for cats and their families. (veterinarypracticenews.com)
  • The relationship between the brain and bladder is extraordinarily complex and the specific mechanisms by which stress may precipitate lower urinary tract signs in cats are not completely understood. (veterinarypracticenews.com)
  • At present, he and his group are investigating the distribution of adrenergic, muscarinic and endothelin receptors in the lower urinary tract of rats and rabbits. (yale.edu)
  • Surgical Management of Lower Urinary Tract Symptoms Attributed to Benign Prostatic Hyperplasia: AUA Guideline Amendment 2019. (yale.edu)
  • Foster H , Dahm P, Kohler TS, Lerner LB, Parsons JK, Wilt TJ, McVary K. Surgical Management of Lower Urinary Tract Symptoms Attributed to Benign Prostatic Hyperplasia: AUA Guideline Amendment 2019. (yale.edu)
  • Aggressive treatment of lower urinary tract symptoms with alpha-blockers and 5-alpha-reductase inhibitors should further decrease the overall incidence of bladder stones by improving bladder emptying. (medscape.com)
  • can be present in the setting of lower urinary tract inflammation in the absence of infection or urethritis. (logicalimages.com)
  • Most patients older than the age of toilet training, present with enuresis, urinary-tract infection, hydronephrosis, and a spectrum of radiological abnormalities typical of obstructive or neurogenic bladders. (wikipedia.org)
  • The 3 main risk factors for recurrent urinary tract infection (UTI) in healthy women are frequent sexual intercourse, the loss of the protective effect of lactobacilli from the vagina and periurethra due to menopause or use of spermicidal jelly or diaphragm, and menopausal loss of estrogen's effect in the vagina and periurethral structures. (medscape.com)
  • The categorization of a urinary tract infection (UTI) as acute complicated directs the management of care. (ceufast.com)
  • Approximately one in three women suffers an uncomplicated urinary tract infection (UTI) before the age of 24. (nih.gov)
  • The aim in this study was to assess the effectiveness of constitutional homeopathy in the treatment of people diagnosed with urinary tract infection (UTI) due to spinal cord injury (SCI), as an add‑on to standard urologic care. (hpathy.com)
  • If along with strong odor, there is frequent need to urinate, a strong urge to urinate, and a burning sensation in the urine, there are chances of you suffering from urinary tract infection . (epainassist.com)
  • Pharmacology: Spina Bifida and Urinary Tract Infection Manag. (lww.com)
  • This summary discusses urinary tract infection in children. (logicalimages.com)
  • Urinary tract infection in neonates is addressed separately. (logicalimages.com)
  • Urinary tract infection (UTI) is a general term that describes infection anywhere in the urinary system. (logicalimages.com)
  • Urinary tract infection (UTI) is one of the most common pediatric infections. (medscape.com)
  • The index case presented antenatally with urinary tract dilatation, and postnatally had urosepsis and functional bladder outlet obstruction. (manchester.ac.uk)
  • Bladder Outlet Obstruction: Causes in Men? (medlineplus.gov)
  • Consider using external catheters as an alternative to indwelling urethral catheters in cooperative male patients without urinary retention or bladder outlet obstruction. (cdc.gov)
  • Further research is needed on the benefit of using a urethral stent as an alternative to an indwelling catheter in selected patients with bladder outlet obstruction. (cdc.gov)
  • Anatomical defects that lead to stasis, obstruction, urinary reflux all result in an increased predisposition to recurrent urinary tract infections. (nih.gov)
  • Older men can often develop urinary tract infections due to outflow obstruction or neurogenic bladder resulting in urinary stasis and an increased risk of recurrent infection. (nih.gov)
  • Genitourinary anomalies can involve unilateral or bilateral renal agenesis, renal ectopia and fused ureters, and generally lead to urinary obstruction, neurogenic bladder, enuresis, or vesicoureteral reflux. (orpha.net)
  • Urecholine may exacerbate bladder outlet obstruction or other conditions that cause urinary retention and should not be used in such cases unless directed by a healthcare provider. (onlinepharmaciescanada.com)
  • Overview of Urinary Tract Infections (UTIs) In healthy people, urine in the bladder is sterile-no bacteria or other infectious organisms are present. (msdmanuals.com)
  • In the general adult population, urinary tract infections (UTIs) are 30 times more common in women than in men. (bcm.edu)
  • We studied a 34 -year-old man with chronic urinary retention, frequent urinary tract infections and strictures, with a fully internal, extended use, wirelessly controlled catheter system. (endourology.ph)
  • Inappropriate bladder management may result in high voiding pressure, low bladder compliance, large postvoid residual urine volume, and recurrent urinary tract infections. (e-urol-sci.com)
  • Approximately 25% of women with acute cystitis develop recurrent urinary tract infections (UTIs). (medscape.com)
  • See Urinary Tract Infections in Females . (medscape.com)
  • Recurrent urinary tract infections (UTIs) are a common cause of morbidity, especially in young women. (nih.gov)
  • Describe the etiology of recurrent urinary tract infections. (nih.gov)
  • Review the presentation of a patient with recurrent urinary tract infections. (nih.gov)
  • Summarize the management considerations for patients with recurrent urinary tract infections. (nih.gov)
  • Explain the importance of improving care coordination among the interprofessional team to enhance the delivery of care for patients affected by recurrent urinary tract infections. (nih.gov)
  • Recurrent urinary tract infections (UTIs) are defined as two episodes of acute bacterial cystitis, along with associated symptoms within the last six months or three episodes within the last year. (nih.gov)
  • The cost of treating urinary tract infections in the United States alone is about 3.5 billion dollars a year. (nih.gov)
  • Recurrent urinary tract infections may be commonly seen in sexually active women without any identifiable structural abnormality or another predisposing condition. (nih.gov)
  • Recurrent urinary tract infections are usually new infections with different bacterial organisms. (nih.gov)
  • Cranberry is most commonly used for the prevention and treatment of urinary tract infections (UTIs). (rxlist.com)
  • People used to think that cranberry worked for urinary tract infections by making the urine acidic and, therefore, unlikely to support the growth of bacteria. (rxlist.com)
  • This may explain why cranberry is possibly effective in preventing urinary tract infections, but possibly ineffective in treating them. (rxlist.com)
  • In these patients, the main objective of any urinary diagnostic test is to detect or exclude urinary tract infections (UTIs) to prevent under- and over-treatment. (biomedcentral.com)
  • 2015- January/ February 3 ER visits for urinary tract infections. (trisomy.org)
  • Urinary tract infections can also occur. (dukehealth.org)
  • This allowed the formulation of 78 guidelines, extending from guidelines on indications for intermittent catheterisation, modalities for training and implementation, choice of equipment, management of bacteriuria and urinary tract infections, to the implementation of intermittent catheterisation in paediatric, geriatric populations, benign prostatic hyperplasia patients and continent urinary diversion patients with a cutaneous reservoir as well as other complications. (urofrance.org)
  • This can lead to recurrent urinary tract infections and subsequent renal function decline if not properly managed. (lww.com)
  • We aim to provide specialized care to help prevent urinary tract infections (UTIs), preserve kidney health, minimize urological complications, and achieve urinary continence. (shepherd.org)
  • 1] They are usually associated with urinary stasis but can form in healthy individuals without evidence of anatomic defects, strictures, infections, or foreign bodies. (medscape.com)
  • Urinary tract infections (UTIs) were the most frequent bladder complications often requiring hospitalization. (bvsalud.org)
  • Symptoms of neurogenic bladder range from detrusor underactivity to overactivity, depending on the site of neurologic insult. (medscape.com)
  • As a result of dependence upon higher brain centers, certain lesions or diseases of the brain (eg, stroke, cancer, dementia) can result in a loss of voluntary control of the normal micturition reflex as well as symptoms such as urinary urgency. (medscape.com)
  • The cause for repeat treatment is relapse of overactive bladder symptoms. (nih.gov)
  • [3] However, more than 100 CFU of E. coli with typical acute urinary symptoms has a positive predictive value of about 90%, suggesting that a lower CFU threshold may be more appropriate in diagnosing simple and recurrent UTIs. (nih.gov)
  • The Sham Effectiveness in Treatment of Overactive Bladder Symptoms (SUmiT) and the Overactive Bladder Innovative Therapy (OrBIT) trials are 2 key industry-sponsored RCTs. (southcarolinablues.com)
  • Early research shows that taking dried cranberry capsules three times daily for 6 months might improve urinary symptoms and reduce levels of certain biomarkers associated with BPH . (rxlist.com)
  • Treatments can't cure neurogenic bladder, but they can help minimize symptoms and prevent complications. (dukehealth.org)
  • We are recruiting participants nationwide for a bladder study looking at the use of a probiotic bladder flush when experiencing urinary symptoms. (medstarhealth.org)
  • Participants in the metropolitan Washington, D.C., area will provide two urine samples at least two weeks apart when not experiencing urinary symptoms. (medstarhealth.org)
  • Instillations will occur when experiencing urinary symptoms. (medstarhealth.org)
  • Recommended treatments may include interventions, such as pelvic floor exercises to strengthen bladder control, catheterization techniques for bladder emptying, Botox injections to alleviate overactive bladder symptoms, and more. (shepherd.org)
  • Together, we ensure a comprehensive approach to your care, focusing on treating immediate symptoms and providing the most effective and evidence-based treatment options to optimize bladder function and prevent complications. (shepherd.org)
  • As a patient at the Urology Clinic, you have a specialized, multidisciplinary care team of highly skilled neurogenic bladder specialists who collaborate to design a tailored, evidence-based treatment plan based on your symptoms and goals. (shepherd.org)
  • The bladder is an uncommon site of urinary tract calculi in most Western countries, but bladder stones result in specific symptoms and are a significant source of discomfort. (medscape.com)
  • Neonates and infants up to age 2 months who have pyelonephritis usually do not have symptoms localized to the urinary tract. (medscape.com)
  • The urinary tract symptoms that can be related to its filling, emptying, or both have a significant impact on the quality of life of individuals. (bvsalud.org)
  • This evidence-based text is an essential reference source for residents, physicians, and healthcare professionals involved in the diagnosis and management of neurogenic bladder patients. (chipsbooks.com)
  • In addition, continued aggressive management of neurogenic bladder, specifically in the pediatric neurogenic bladder population, may lead to a rise in both the incidence of struvite stones and the development of creative and minimally invasive surgical techniques for augmented bladders. (medscape.com)
  • Diagnosed with neurogenic bladder (neurology) urology recommendation catheterize 3 times daily. (trisomy.org)
  • The Urology Clinic at Shepherd Center offers specialized outpatient care focused on the long-term management of complex urinary complications, such as neurogenic bladder, resulting from spinal cord injuries, brain injuries, or other neurological conditions like stroke or multiple sclerosis. (shepherd.org)
  • Stones in the Urinary Tract Stones (calculi) are hard masses that form in the urinary tract and may cause pain, bleeding, or an infection or block of the flow of urine. (msdmanuals.com)
  • If the organism continues to be the same, this is a relapsing infection and suggests an inadequately treated source such as an abscess, urinary stone, or prostatitis. (nih.gov)
  • There is, however, no clear consensus and there are currently no national or international guidelines on indications which necessitate intermittent catheterisation, on training modalities, equipment to be used, implementation modalities, screening and infection management, modalities of third-party catheterisation and intermittent catheterisation in specific populations such as children, the elderly, urinary diversion patients with continent cutaneous reservoirs or benign prostatic hyperplasia patients. (urofrance.org)
  • Less frequently, bladder calculi are composed of calcium oxalate, calcium phosphate, ammonium urate, cysteine, or magnesium ammonium phosphate (when associated with infection). (medscape.com)
  • Bladder contractions are typically poorly coordinated with the muscle that closes the opening of the bladder (urinary sphincter). (msdmanuals.com)
  • The urinary sphincter also may be affected, resulting in sphincter underactivity or overactivity and loss of sphincter coordination with bladder function. (medscape.com)
  • These nerves are responsible for moving food through the digestive system, controlling the anal sphincter, and emptying the bladder and bowel. (medicalnewstoday.com)
  • Bladder and urinary sphincter malfunctioning that results from some change in the central and/or peripheral nervous system is defined as neurogenic bladder. (bvsalud.org)
  • Detrusor injections with botulinum toxin type A are an effective treatment for neurogenic detrusor overactivity, lasting for 9-12 months. (nih.gov)
  • Medications that can safely reduce muscle overactivity of the bladder may be prescribed. (dukehealth.org)
  • Recently, application of BoNT-A in LUTD have become more common since the approval of intravesical BoNT-A injection for patients with both overactive bladders (OAB) and neurogenic detrusor overactivity (NDO) by regulatory agencies in many countries. (mdpi.com)
  • Millions of adults suffer from chronic urinary retention or disorders that require catheterization for bladder management. (endourology.ph)
  • Urecholine may be prescribed for the treatment of post-operative urinary retention, neurogenic bladder atony, and for diagnostic purposes like the Urecholine test. (onlinepharmaciescanada.com)
  • Intermittent catheterisation has been part of the therapeutic arsenal for urinary retention problems for several thousands of years. (urofrance.org)
  • Intermittent catheterisation is used in current clinical practice to manage urinary retention problems of neurological or non-neurological origin. (urofrance.org)
  • BACKGROUND: Urinary retention (UR) caused by non-neurogenic conditions is a frequent disorder often requiring the use of intermittent catheterization (IC). (bvsalud.org)
  • The tube that carries urine from the bladder out of the body (urethra) contains no bacteria. (msdmanuals.com)
  • Ex vivo physiology experiments showed neurogenic smooth muscle relaxation defects in the outflow tract, containing the urethra adjoining the bladder, and in detrusor contractility. (manchester.ac.uk)
  • Normal voiding is essentially a spinal reflex modulated by the central nervous system (brain and spinal cord), which coordinates function of the bladder and urethra. (medscape.com)
  • The bladder and urethra are innervated by 3 sets of peripheral nerves arising from the autonomic nervous system (ANS) and somatic nervous system. (medscape.com)
  • The female anatomy, especially that of the pelvic floor, makes it easy for bacteria to travel from the outside of your body into your urinary tract (which includes your kidneys, bladder, and urethra). (bcm.edu)
  • The urethra is the tube connecting your urinary system to the outside of your body. (bcm.edu)
  • Bacteria can easily travel from the vagina or rectum to the urethra and from there, into your bladder and, eventually could make it to your kidneys. (bcm.edu)
  • A pediatric urologist will teach you and your child to insert a thin, plastic tube called a catheter through the urethra and into the bladder. (dukehealth.org)
  • They stimulate the bladder and relax the urethra. (medicalnewstoday.com)
  • These nerves of the lower region of the spine stimulate the base of the bladder and urethra. (medicalnewstoday.com)
  • However, most renal stones that are small enough to pass through the ureters are also small enough to pass through a normally functioning bladder and an unobstructed urethra. (medscape.com)
  • Ascending route - In the majority of the UTIs, pathogens gain access to the urinary tract by ascending up the urethra to the bladder. (logicalimages.com)
  • Control of Urination The kidneys constantly produce urine, which flows through two tubes (the ureters) to the bladder, where urine is stored (see figure Viewing the Urinary Tract). (msdmanuals.com)
  • Moreover, Lrig2 mutant mice have abnormal urination and abnormally patterned bladder nerves. (manchester.ac.uk)
  • Cranberry is also used for kidney stones, neurogenic bladder (a bladder disease), to deodorize urine in people with difficulty controlling urination, to prevent urine catheters from becoming blocked, and to heal skin around surgical openings in the stomach that are used to eliminate urine. (rxlist.com)
  • Pressure measurements are taken as the bladder fills and empties during urination. (dukehealth.org)
  • They arise from the sacral level of the spinal cord and trigger bladder contraction during urination. (medicalnewstoday.com)
  • Unexpected challenges faced by caregivers of children with neurogenic bladder: A qualitative study. (ucdenver.edu)
  • Duke Health treats children with neurogenic bladder at locations in Durham and Raleigh. (dukehealth.org)
  • The appropriate therapy for neurogenic bladder and a successful treatment outcome are predicated upon an accurate diagnosis through a careful medical and voiding history, together with a variety of clinical examinations, including urodynamics and selective radiographic imaging studies. (medscape.com)
  • The International Continence Society is a registered charity with a global health focus which strives to improve the quality of life for people affected by urinary, bowel and pelvic floor disorders by advancing basic and clinical science through education, research, and advocacy. (ics.org)
  • Some people with spastic neurogenic bladder also need to urinate frequently, often with an urgent need, and need to get up during the night to urinate. (msdmanuals.com)
  • People with spastic neurogenic bladder may have damage to other nerves that causes weakness, muscle spasms, and/or loss of sensation in the legs. (msdmanuals.com)
  • The nerve damage that causes neurogenic bladders is typically due to another condition, such as spina bifida , spinal cord trauma , tumors in the central nervous system, or birth defects that impact the anus. (dukehealth.org)
  • Spina bifida is one of the congenital neural tube defects that can lead to loss of bladder control, also known as neurogenic bladder. (lww.com)
  • Urinary abnormalities might result in renal deterioration and failure. (wikipedia.org)
  • Bladder catheterization, imaging, and tests to measure urine flow are done. (msdmanuals.com)
  • The person has involuntary bladder contractions and feels the need to urinate even when there is little or no urine in the bladder. (msdmanuals.com)
  • when urine retained in the bladder causes urine to back up in the kidneys. (msdmanuals.com)
  • Usually, doctors measure the amount of urine remaining in the bladder after the person urinates (postvoid residual volume) by inserting a catheter into the bladder or using ultrasonography. (msdmanuals.com)
  • The normal function of the urinary bladder is to store and expel urine in a coordinated, controlled fashion. (medscape.com)
  • Dark, cloudy, and foul-smelling urine are NOT signs of a treatable UTI if you use a catheter to empty your bladder. (bcm.edu)
  • The bladder is a hollow organ in your lower abdomen that stores urine. (medlineplus.gov)
  • These include urine tests , x-rays, and an examination of the bladder wall with a scope called a cystoscope. (medlineplus.gov)
  • In a properly functioning nervous system, the brain tells the bladder muscles to hold or release urine. (dukehealth.org)
  • Also known as bladder augmentation, this procedure makes the bladder larger so it can hold larger amounts urine and reduce uncomfortable pressure from storing urine. (dukehealth.org)
  • They allow the bladder to hold or expel urine as appropriate by telling the bladder muscles to tighten or release. (medicalnewstoday.com)
  • They carry sympathetic nerve signals from the lower extremities that control urine storage in the bladder. (medicalnewstoday.com)
  • Recommendations for Appropriate urinary catheter use by ID number and category. (cdc.gov)
  • Minimize urinary catheter use and duration of use in all patients, particularly those at higher risk for CAUTI or mortality from catheterization such as women, the elderly, and patients with impaired immunity. (cdc.gov)
  • Recommendations for Proper urinary catheter insertion techniques by ID number and category. (cdc.gov)
  • This remarkable device offers several advantages over the traditional Foley catheter, making it a promising option for individuals requiring long-term or short-term urinary drainage. (powershow.com)
  • Foley catheter: Invasive urinary tract management tool - Nulife - Nulife's Foley catheter is an essential tool for invasive urinary tract management. (powershow.com)
  • A catheter is used to fill your child's bladder with a salt water solution. (dukehealth.org)
  • The catheter allows them to empty their bladder in regular intervals. (dukehealth.org)
  • Increased sympathetic input to the urinary bladder causes neurogenic inflammation and increased permeability of the bladder,' Dr. Forrester said. (veterinarypracticenews.com)
  • Imaging Tests of the Urinary Tract There are a variety of tests that can be used in the evaluation of a suspected kidney or urinary tract disorder. (msdmanuals.com)
  • Retrospective analysis of bladder perforation risk in patients after augmentation cystoplasty using an extraperitoneal approach. (ucdenver.edu)
  • Regular physical and urological examinations should be performed in patients with SCI depending on their risk of upper urinary tract deterioration. (e-urol-sci.com)
  • Thus, annual active surveillance of bladder and renal function is required, particularly in high-risk patients with SCI. (e-urol-sci.com)
  • Use urinary catheters in operative patients only as necessary, rather than routinely. (cdc.gov)
  • Help your cat-owning clients and feline patients by controlling the cat's anxiety and urinary issues with a dietary solution. (veterinarypracticenews.com)
  • Patients with neurogenic bladder were excluded. (espu.org)
  • In addition to direct care, patients with neurogenic bladder also may require bowel regimens because of concurrent instances of neurogenic bowels. (lww.com)
  • Although unlicensed, BoNT-A has been recommended to treat patients with interstitial cystitis/bladder pain syndrome (IC/BPS) under different guidelines. (mdpi.com)
  • 2, 3] Perhaps surprisingly, patients with uric acid bladder calculi rarely ever have a documented history of gout or hyperuricemia. (medscape.com)
  • Neurogenic bladder is lack of bladder control because of a nerve problem such as a stroke, spinal cord injury, or tumor. (msdmanuals.com)
  • The signal transmitted by the brain is routed through 2 intermediate segments (the brainstem and the sacral spinal cord) prior to reaching the bladder. (medscape.com)
  • This 'flight or fight' response enhances a cat's sympathetic nervous input down the spinal cord to the urinary bladder. (veterinarypracticenews.com)
  • This includes people undergoing surgery or radiation near the bladder or urinary tract, as well as people with a bladder condition (neurogenic bladder) caused by an injury to the spinal cord . (rxlist.com)
  • Various nerves control bladder and bowel function, including the spinal cord, cauda equina, pudendal nerves, and the enteric nervous system, a nerve network in the walls of the digestive tract. (medicalnewstoday.com)
  • The cauda equina is a group of nerves and nerve roots that stems from the lower end of the spinal cord and helps control the bladder. (medicalnewstoday.com)
  • Sound waves create detailed images of the bladder and kidneys. (dukehealth.org)
  • Most vesical calculi formed de novo within the bladder, but some initially may have formed within the kidneys as a dissociated Randall plaque or on a sloughed papilla and subsequently passed into the bladder, where additional deposition of crystals causes the stone to grow. (medscape.com)
  • Bladder fistula can occur due to inflammatory bowel disease , ulcerative colitis or Crohn's disease . (epainassist.com)
  • For individuals who have overactive bladder syndrome that has failed behavioral and pharmacologic therapy who respond to an initial course of PTNS who receive maintenance PTNS, the evidence includes observational studies and systematic reviews. (southcarolinablues.com)
  • symptomatic enlarged prostates (prostatic hypertrophy), bladder control problems ( neurogenic bladder ), narrow-angle glaucoma, and dementia. (nih.gov)
  • In the acute care hospital setting, insert urinary catheters using aseptic technique and sterile equipment. (cdc.gov)
  • Treatment is aimed at periodic emptying of the bladder (for example, by intermittent catheterization and/or drugs). (msdmanuals.com)
  • To empty the bladder regularly, clean intermittent catheterization (CIC) can be used. (wikipedia.org)
  • Consider intermittent catheterization in children with myelomeningocele and neurogenic bladder to reduce the risk of urinary tract deterioration. (cdc.gov)
  • Any condition that damages or interferes with nerves that control the bladder or the bladder outlet can cause neurogenic bladder. (msdmanuals.com)