Inflammation of the MIDDLE EAR including the AUDITORY OSSICLES and the EUSTACHIAN TUBE.
Inflammation of the middle ear with a clear pale yellow-colored transudate.
Inflammation of the middle ear with purulent discharge.
The space and structures directly internal to the TYMPANIC MEMBRANE and external to the inner ear (LABYRINTH). Its major components include the AUDITORY OSSICLES and the EUSTACHIAN TUBE that connects the cavity of middle ear (tympanic cavity) to the upper part of the throat.
Inflammation of the OUTER EAR including the external EAR CANAL, cartilages of the auricle (EAR CARTILAGE), and the TYMPANIC MEMBRANE.
A genus of the family Chinchillidae which consists of three species: C. brevicaudata, C. lanigera, and C. villidera. They are used extensively in biomedical research.
Ventilation of the middle ear in the treatment of secretory (serous) OTITIS MEDIA, usually by placement of tubes or grommets which pierce the TYMPANIC MEMBRANE.
A narrow passageway that connects the upper part of the throat to the TYMPANIC CAVITY.
Inflammation of the ear, which may be marked by pain (EARACHE), fever, HEARING DISORDERS, and VERTIGO. Inflammation of the external ear is OTITIS EXTERNA; of the middle ear, OTITIS MEDIA; of the inner ear, LABYRINTHITIS.
Examination of the EAR CANAL and eardrum with an OTOSCOPE.
A species of HAEMOPHILUS found on the mucous membranes of humans and a variety of animals. The species is further divided into biotypes I through VIII.
Any liquid or solid preparation made specifically for the growth, storage, or transport of microorganisms or other types of cells. The variety of media that exist allow for the culturing of specific microorganisms and cell types, such as differential media, selective media, test media, and defined media. Solid media consist of liquid media that have been solidified with an agent such as AGAR or GELATIN.
Inflammation of the honeycomb-like MASTOID BONE in the skull just behind the ear. It is usually a complication of OTITIS MEDIA.
Infections with bacteria of the genus HAEMOPHILUS.
Infections with bacteria of the species STREPTOCOCCUS PNEUMONIAE.
Disease having a short and relatively severe course.
Objective tests of middle ear function based on the difficulty (impedance) or ease (admittance) of sound flow through the middle ear. These include static impedance and dynamic impedance (i.e., tympanometry and impedance tests in conjunction with intra-aural muscle reflex elicitation). This term is used also for various components of impedance and admittance (e.g., compliance, conductance, reactance, resistance, susceptance).
A temporary or persistent opening in the eardrum (TYMPANIC MEMBRANE). Clinical signs depend on the size, location, and associated pathological condition.
An oval semitransparent membrane separating the external EAR CANAL from the tympanic cavity (EAR, MIDDLE). It contains three layers: the skin of the external ear canal; the core of radially and circularly arranged collagen fibers; and the MUCOSA of the middle ear.
Infections with bacteria of the family MORAXELLACEAE.
Inflammation of the inner ear (LABYRINTH).
A gram-positive organism found in the upper respiratory tract, inflammatory exudates, and various body fluids of normal and/or diseased humans and, rarely, domestic animals.
The top portion of the pharynx situated posterior to the nose and superior to the SOFT PALATE. The nasopharynx is the posterior extension of the nasal cavities and has a respiratory function.
Gram-negative aerobic cocci of low virulence that colonize the nasopharynx and occasionally cause MENINGITIS; BACTEREMIA; EMPYEMA; PERICARDITIS; and PNEUMONIA.
A fixed-ratio combination of amoxicillin trihydrate and potassium clavulanate.
A mass of KERATIN-producing squamous EPITHELIUM that resembles an inverted (suck-in) bag of skin in the MIDDLE EAR. It arises from the eardrum (TYMPANIC MEMBRANE) and grows into the MIDDLE EAR causing erosion of EAR OSSICLES and MASTOID that contains the INNER EAR.
A surgical specialty concerned with the study and treatment of disorders of the ear, nose, and throat.
Surgical reconstruction of the hearing mechanism of the middle ear, with restoration of the drum membrane to protect the round window from sound pressure, and establishment of ossicular continuity between the tympanic membrane and the oval window. (Dorland, 28th ed.)
A broad-spectrum semisynthetic antibiotic similar to AMPICILLIN except that its resistance to gastric acid permits higher serum levels with oral administration.
Instruments designed to inspect or auscultate the ear. They are designed primarily to examine the outer ear canal and tympanic membrane by means of light and air under moderate pressure, as with a pneumatic otoscope. (UMDNS, 1999)
Pathological processes of the ear, the hearing, and the equilibrium system of the body.
A collection of lymphoid nodules on the posterior wall and roof of the NASOPHARYNX.
The posterior part of the temporal bone. It is a projection of the petrous bone.
A general term for the complete or partial loss of the ability to hear from one or both ears.
Invasion of the host RESPIRATORY SYSTEM by microorganisms, usually leading to pathological processes or diseases.
A short-acting sulfonamide antibacterial with activity against a wide range of gram- negative and gram-positive organisms.
Pain in the ear.
Methods and procedures for the diagnosis of diseases of the ear or of hearing disorders or demonstration of hearing acuity or loss.
The narrow passage way that conducts the sound collected by the EAR AURICLE to the TYMPANIC MEMBRANE.
Vaccines or candidate vaccines used to prevent infections with STREPTOCOCCUS PNEUMONIAE.
Semisynthetic vaccines consisting of polysaccharide antigens from microorganisms attached to protein carrier molecules. The carrier protein is recognized by macrophages and T-cells thus enhancing immunity. Conjugate vaccines induce antibody formation in people not responsive to polysaccharide alone, induce higher levels of antibody, and show a booster response on repeated injection.
Infections with bacteria of the family NEISSERIACEAE.
Excision of the adenoids. (Dorland, 28th ed)
The return of a sign, symptom, or disease after a remission.
Substances that reduce the growth or reproduction of BACTERIA.
Facilities which provide care for pre-school and school-age children.
Inflammation of the NASAL MUCOSA in one or more of the PARANASAL SINUSES.
A semi-synthetic macrolide antibiotic structurally related to ERYTHROMYCIN. It has been used in the treatment of Mycobacterium avium intracellulare infections, toxoplasmosis, and cryptosporidiosis.
Part of an ear examination that measures the ability of sound to reach the brain.
Semisynthetic, broad-spectrum antibiotic derivative of CEPHALEXIN.
Diseases which have one or more of the following characteristics: they are permanent, leave residual disability, are caused by nonreversible pathological alteration, require special training of the patient for rehabilitation, or may be expected to require a long period of supervision, observation, or care. (Dictionary of Health Services Management, 2d ed)
A five-carbon sugar alcohol derived from XYLOSE by reduction of the carbonyl group. It is as sweet as sucrose and used as a noncariogenic sweetener.
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.
Exudates are fluids, CELLS, or other cellular substances that are slowly discharged from BLOOD VESSELS usually from inflamed tissues. Transudates are fluids that pass through a membrane or squeeze through tissue or into the EXTRACELLULAR SPACE of TISSUES. Transudates are thin and watery and contain few cells or PROTEINS.
Instruments or technological means of communication that reach large numbers of people with a common message: press, radio, television, etc.
The testing of the acuity of the sense of hearing to determine the thresholds of the lowest intensity levels at which an individual can hear a set of tones. The frequencies between 125 and 8000 Hz are used to test air conduction thresholds and the frequencies between 250 and 4000 Hz are used to test bone conduction thresholds.
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.
Surgery performed on the external, middle, or internal ear.
Pathological processes involving the NASOPHARYNX.
Infections by bacteria, general or unspecified.
Immunoglobulins produced in a response to BACTERIAL ANTIGENS.
Exotoxins produced by certain strains of streptococci, particularly those of group A (STREPTOCOCCUS PYOGENES), that cause HEMOLYSIS.
Broad-spectrum cephalosporin antibiotic resistant to beta-lactamase. It has been proposed for infections with gram-negative and gram-positive organisms, GONORRHEA, and HAEMOPHILUS.
Severe or complete loss of facial muscle motor function. This condition may result from central or peripheral lesions. Damage to CNS motor pathways from the cerebral cortex to the facial nuclei in the pons leads to facial weakness that generally spares the forehead muscles. FACIAL NERVE DISEASES generally results in generalized hemifacial weakness. NEUROMUSCULAR JUNCTION DISEASES and MUSCULAR DISEASES may also cause facial paralysis or paresis.
Vaccines or candidate vaccines containing antigenic polysaccharides from Haemophilus influenzae and designed to prevent infection. The vaccine can contain the polysaccharides alone or more frequently polysaccharides conjugated to carrier molecules. It is also seen as a combined vaccine with diphtheria-tetanus-pertussis vaccine.
Surgical restoration of a perforated tympanic membrane by grafting. (Dorland, 28th ed.)
A member of the family PARVOVIRIDAE, subfamily PARVOVIRINAE, originally isolated from human nasopharyngeal aspirates in patients with respiratory disease.
The yellow or brown waxy secretions produced by vestigial apocrine sweat glands in the external ear canal.
Hearing loss due to interference with the mechanical reception or amplification of sound to the COCHLEA. The interference is in the outer or middle ear involving the EAR CANAL; TYMPANIC MEMBRANE; or EAR OSSICLES.
A mobile chain of three small bones (INCUS; MALLEUS; STAPES) in the TYMPANIC CAVITY between the TYMPANIC MEMBRANE and the oval window on the wall of INNER EAR. Sound waves are converted to vibration by the tympanic membrane then transmitted via these ear ossicles to the inner ear.
Culture media containing biologically active components obtained from previously cultured cells or tissues that have released into the media substances affecting certain cell functions (e.g., growth, lysis).

Increase in paediatric acute otitis media diagnosed by primary care in two Finnish municipalities--1994-5 versus 1978-9. (1/918)

In recent decades, several epidemiological studies have been published on acute otitis media (AOM), indicating that the occurrence of AOM is increasing. However, the comparison between the surveys is complicated and biased by several factors, e.g. variable study demography and design and dissimilar diagnostic criteria. The present study was performed with an identical set-up in 1978-9 and 1994-5 to find out potential changes in the occurrence of AOM. All the attacks of AOM among children under 10 years diagnosed by a physician during the 12-month periods 1 June, 1978 to 31 May 1979 and 1 June 1994 to 31 May 1995 were registered retrospectively in two Finnish municipalities. The incidence rate (total number of AOM attacks per 100 child years) was 19 (95% CI 18-21) in 1978-9 and 32 (95% CI 30-34) in 1994-5. The increase in the occurrence of AOM was 68% (95% CI 53-79%, P < 0001).  (+info)

Outer membrane protein profiles of paired nasopharyngeal and middle ear isolates of nontypable Haemophilus influenzae from Mexican children with acute otitis media. (2/918)

We studied nontypable Haemophilus influenzae (NTHi) isolates from simultaneous cultures of nasopharyngeal exudates (NEs) and middle ear fluids (MEFs) obtained by tympanocentesis from 57 children with acute otitis media (AOM). Preparations of outer membrane proteins (OMPs) from 14 pairs of NTHi strains recovered from NEs and MEFs from 10 children with unilateral AOM and four with bilateral AOM were subjected to sodium dodecyl sulfate polyacrylamide gel electrophoresis. The NTHi subtypes were determined by comparing the OMP profiles of the isolated strains with those of eight reference NTHi subtypes. Of the 14 pairs, 10 (71%) were identical, and one (8%) was different; three strains isolated from NEs (21%) did not correspond to any of the reference subtypes (nonsubtypable). Subtypes 4, 6, 5, 3, and 8 were isolated in the present study, thereby showing that their distribution is similar to that of subtypes isolated from children with AOM in the United States and suggesting that common otogenic strains are widely distributed in North America.  (+info)

Health effects of passive smoking-10: Summary of effects of parental smoking on the respiratory health of children and implications for research. (3/918)

BACKGROUND: Two recent reviews have assessed the effect of parental smoking on respiratory disease in children. METHODS: The results of the systematic quantitative review published as a series in Thorax are summarised and brought up to date by considering papers appearing on Embase or Medline up to June 1998. The findings are compared with those of the review published recently by the Californian Environmental Protection Agency (EPA). Areas requiring further research are identified. RESULTS: Overall there is a very consistent picture with odds ratios for respiratory illnesses and symptoms and middle ear disease of between 1.2 and 1.6 for either parent smoking, the odds usually being higher in pre-school than in school aged children. For sudden infant death syndrome the odds ratio for maternal smoking is about 2. Significant effects from paternal smoking suggest a role for postnatal exposure to environmental tobacco smoke. Recent publications do not lead us to alter the conclusions of our earlier reviews. While essentially narrative rather than systematic and quantitative, the findings of the Californian EPA review are broadly similar. In addition they have reviewed studies of the effects of environmental tobacco smoke on children with cystic fibrosis and conclude from the limited evidence that there is a strong case for a relationship between parental smoking and admissions to hospital. They also review data from adults of the effects of acute exposure to environmental tobacco smoke under laboratory conditions which suggest acute effects on spirometric parameters rather than on bronchial hyperresponsiveness. It seems likely that such effects are also present in children. CONCLUSIONS: Substantial benefits to children would arise if parents stopped smoking after birth, even if the mother smoked during pregnancy. Policies need to be developed which reduce smoking amongst parents and protect infants and young children from exposure to environmental tobacco smoke. The weight of evidence is such that new prevalence studies are no longer justified. What are needed are studies which allow comparison of the effects of critical periods of exposure to cigarette smoke, particularly in utero, early infancy, and later childhood. Where longitudinal studies are carried out they should be analysed to look at the way in which changes in exposure are related to changes in outcome. Better still would be studies demonstrating reversibility of adverse effects, especially in asthmatic subjects or children with cystic fibrosis.  (+info)

Spontaneous CSF otorrhea caused by abnormal development of the facial nerve canal. (4/918)

In two patients with surgically proved CSF fistula through the facial nerve canal, MR and CT examinations showed smooth enlargement of the geniculate fossa with CSF signal. In the clinical setting of CSF otorrhea or rhinorrhea, the presence of an enlarged labyrinthine facial nerve canal and enlarged geniculate fossa on CT scans and CSF intensity on MR images strongly suggests a CSF fistula through the facial nerve canal.  (+info)

Intranasally inoculated Mycoplasma hyorhinis causes eustachitis in pigs. (5/918)

Specific-pathogen-free pigs were experimentally inoculated with Mycoplasma hyorhinis, Pasteurella multocida, or both bacterial isolates to evaluate the role of these bacteria in the pathogenesis of otitis media. Six pigs were inoculated intranasally with 4.4 X 10(8) colony-forming units (CFU) of M. hyorhinis. Twenty-one days later, three of these six pigs were inoculated intranasally with 5.0 X 10(8) CFU of P. multocida. Three additional pigs were also inoculated intranasally at the time with P. multocida alone. Two pigs served as uninoculated controls. Seven days later, all pigs were euthanatized. Histologically, subacute inflammation was found in 10 auditory tubes of six pigs and two tympanic cavities of two pigs inoculated with M. hyorhinis. Immunohistochemically, M. hyorhinis antigens were detected on the luminal surface of eight of 10 inflamed auditory tubes, and ultrastructural examination confirmed mycoplasmal organisms in two pigs. M. hyorhinis was isolated from the inflamed tympanic cavities of two pigs. None of the pigs inoculated only with P. multocida had otitis, and P. multocida was not isolated from the tympanic cavity. These findings indicate that M. hyorhinis can cause eustachitis but rarely otitis media in specific-pathogen-free pigs.  (+info)

Pneumococcal conjugate vaccine primes for polysaccharide-inducible IgG2 antibody response in children with recurrent otitis media acuta. (6/918)

Children with frequent recurrent episodes of otitis media may have a deficient IgG2 antibody response to polysaccharide antigens. Five otitis-prone children were vaccinated with heptavalent pneumococcal conjugate vaccine. While all had an IgG1 antibody response to all pneumococcal serotypes included in the conjugate vaccine, the IgG2 response, especially to serotypes 6B, 9V, 19F, and 23F, was poor. However, vaccination with a 23-valent polysaccharide vaccine 6 months after conjugate vaccination induced an 11.5- to 163-fold increase in IgG2 anti-polysaccharide antibody titers. Thus, an IgG2 polysaccharide antibody deficiency can be overcome by priming with a pneumococcal conjugate vaccine followed by a booster with a polyvalent polysaccharide vaccine.  (+info)

Antibiotic treatment of acute otitis media in children under two years of age: evidence based? (7/918)

BACKGROUND: Appropriate use of antibiotics is one of the major issues in medicine today. In most countries, acute otitis media in children is treated with antibiotics; however, the efficacy of antibiotic use in every acute otitis media is a controversial issue. It may be worthwhile looking for special risk groups that benefit more from antibiotic treatment for acute otitis media. Children under two years of age with acute otitis media are at risk of poor outcome. AIM: To assess whether the current high prescription rates of antibiotics for acute otitis media in children under two years of age (being a risk group for poor outcome) are based on an established increased efficacy. METHOD: Systematic literature review and a quantitative analysis with an assessment of the methodological quality of published trials, comparing antibiotic treatment with non-antibiotic treatment in acute otitis media in children aged under two years. RESULTS: Six trials were included. Trials from before 1981 had a poor methodological quality. Four were suitable for the quantitative analysis. Only two of them were truly placebo-controlled. Of these two, one included only recurrent acute otitis media and the other included only non-severe episodes. With these restricted data, no statistically significant difference was found between antibiotic-treated children and controls under two years of age with acute otitis media, judged on the basis of clinical improvement within seven days (common odds ratio = 1.31; 95% CI = 0.83-2.08). CONCLUSION: The current high prescription rates of antibiotics among children under two years of age with acute otitis media are not sufficiently supported by evidence from published trials. New randomized placebo-controlled trials using reliable methodology are needed in this young age group.  (+info)

Larch arabinogalactan: clinical relevance of a novel immune-enhancing polysaccharide. (8/918)

Larch arabinogalactan is composed of greater than 98-percent arabinogalactan, a highly branched polysaccharide consisting of a galactan backbone with side-chains of galactose and arabinose sugars. Larch arabinogalactan is an excellent source of dietary fiber, and has been approved as such by the FDA. It has been shown to increase the production of short-chain fatty acids, principally butyrate and propionate, and has been shown to decrease the generation and absorption of ammonia. Evidence also indicates human consumption of larch arabinogalactan has a significant effect on enhancing beneficial gut microflora, specifically increasing anaerobes such as Bifidobacteria and Lactobacillus. Larch arabinogalactan has several interesting properties which appear to make it an ideal adjunctive supplement to consider in cancer protocols. Experimental studies have indicated larch arabinogalactan can stimulate natural killer (NK) cell cytotoxicity, enhance other functional aspects of the immune system, and inhibit the metastasis of tumor cells to the liver. The immune-enhancing properties also suggest an array of clinical uses, both in preventive medicine, due to its ability to build a more responsive immune system, and in clinical medicine, as a therapeutic agent in conditions associated with lowered immune function, decreased NK activity, or chronic viral infection.  (+info)

Otitis media is an inflammation or infection of the middle ear. It can occur as a result of a cold, respiratory infection, or allergy that causes fluid buildup behind the eardrum. The buildup of fluid can lead to infection and irritation of the middle ear, causing symptoms such as ear pain, hearing loss, and difficulty balancing. There are two types of otitis media: acute otitis media (AOM), which is a short-term infection that can cause fever and severe ear pain, and otitis media with effusion (OME), which is fluid buildup in the middle ear without symptoms of infection. In some cases, otitis media may require medical treatment, including antibiotics or the placement of ear tubes to drain the fluid and relieve pressure on the eardrum.

Otitis media with effusion (OME), also known as serous otitis media or glue ear, is a medical condition characterized by the presence of fluid in the middle ear without signs or symptoms of acute ear infection. The fluid accumulation occurs due to the dysfunction of the Eustachian tube, which results in negative pressure and subsequent accumulation of sterile fluid within the middle ear space.

OME can lead to hearing difficulties, especially in children, as the fluid buildup impairs sound conduction through the ossicles in the middle ear. Symptoms may include mild hearing loss, tinnitus (ringing in the ears), and a sensation of fullness or pressure in the affected ear. In some cases, OME can resolve on its own within a few weeks or months; however, persistent cases might require medical intervention, such as placement of tympanostomy tubes (ear tubes) to drain the fluid and restore hearing.

Suppurative Otitis Media is a type of inner ear infection that involves the accumulation of pus (suppuration) in the middle ear space. It can be caused by a bacterial or viral infection and often results from a previous episode of acute otitis media, where fluid builds up behind the eardrum (tympanic membrane).

Suppurative Otitis Media can lead to complications such as hearing loss, damage to the inner ear structures, and spread of infection to nearby areas like the mastoid process or the brain. Treatment typically involves antibiotics to clear the infection and sometimes surgical intervention to drain the pus and relieve pressure on the eardrum.

The middle ear is the middle of the three parts of the ear, located between the outer ear and inner ear. It contains three small bones called ossicles (the malleus, incus, and stapes) that transmit and amplify sound vibrations from the eardrum to the inner ear. The middle ear also contains the Eustachian tube, which helps regulate air pressure in the middle ear and protects against infection by allowing fluid to drain from the middle ear into the back of the throat.

Otitis externa, also known as swimmer's ear, is a medical condition characterized by inflammation or infection of the external auditory canal (the outermost part of the ear canal leading to the eardrum). It often occurs when water stays in the ear after swimming, creating a moist environment that promotes bacterial growth.

The symptoms of otitis externa may include:
- Redness and swelling of the ear canal
- Pain or discomfort in the ear, especially when moving the jaw or chewing
- Itching in the ear
- Discharge from the ear (pus or clear fluid)
- Hearing loss or difficulty hearing

Otitis externa is typically treated with antibiotic eardrops and sometimes oral antibiotics. Keeping the ear dry during treatment is important to prevent further irritation and promote healing. In severe cases, a healthcare provider may need to clean the ear canal before administering medication.

## I am not aware of a medical definition for the term "chinchilla."

A chinchilla is actually a type of rodent that is native to South America. They have thick, soft fur and are often kept as exotic pets or used in laboratory research. If you're looking for information about chinchillas in a medical context, such as their use in research or any potential health concerns related to keeping them as pets, I would be happy to help you try to find more information on those topics.

Middle ear ventilation refers to the normal process of air movement between the middle ear and the back of the nose (nasopharynx) through the eustachian tube. This tube is a narrow canal that connects the middle ear to the nasopharynx and helps to regulate air pressure in the middle ear, preventing its accumulation and subsequent negative pressure or fluid build-up, which can lead to conditions such as otitis media (middle ear infection) or serous otitis media (fluid in the middle ear).

The eustachian tube opens during activities such as swallowing, yawning, or chewing, allowing fresh air to enter the middle ear and any accumulated fluid or gas to be drained out. Abnormalities in middle ear ventilation can result from dysfunction of the eustachian tube, leading to various middle ear disorders.

The Eustachian tube, also known as the auditory tube or pharyngotympanic tube, is a narrow canal that connects the middle ear cavity to the back of the nasopharynx (the upper part of the throat behind the nose). Its function is to maintain equal air pressure on both sides of the eardrum and to drain any fluid accumulation from the middle ear. The Eustachian tube is lined with mucous membrane and contains tiny hair-like structures called cilia that help to move mucus and fluid out of the middle ear. It opens and closes to regulate air pressure and drainage, which typically occurs during swallowing or yawning.

"Otitis" is a general medical term that refers to inflammation or infection in the ear. It can be further classified into different types depending on the part of the ear affected:

1. Otitis externa, also known as swimmer's ear, affects the outer ear and ear canal.
2. Otitis media is an infection or inflammation of the middle ear.
3. Otitis interna, or labyrinthitis, refers to inflammation of the inner ear.

The symptoms of otitis can vary but often include pain, hearing loss, and discharge. The specific treatment will depend on the type and severity of the otitis.

Otoscopy is a medical examination procedure used to evaluate the external auditory canal and tympanic membrane (eardrum). It involves the use of an otoscope, a tool that consists of a lighted speculum attached to a handle. The speculum is inserted into the ear canal, allowing the healthcare provider to visualize and inspect the eardrum for any abnormalities such as perforations, inflammation, fluid accumulation, or foreign bodies. Otoscopy can help diagnose various conditions including ear infections, middle ear disorders, and hearing loss.

Haemophilus influenzae is a gram-negative, coccobacillary bacterium that can cause a variety of infectious diseases in humans. It is part of the normal respiratory flora but can become pathogenic under certain circumstances. The bacteria are named after their initial discovery in 1892 by Richard Pfeiffer during an influenza pandemic, although they are not the causative agent of influenza.

There are six main serotypes (a-f) based on the polysaccharide capsule surrounding the bacterium, with type b (Hib) being the most virulent and invasive. Hib can cause severe invasive diseases such as meningitis, pneumonia, epiglottitis, and sepsis, particularly in children under 5 years of age. The introduction of the Hib conjugate vaccine has significantly reduced the incidence of these invasive diseases.

Non-typeable Haemophilus influenzae (NTHi) strains lack a capsule and are responsible for non-invasive respiratory tract infections, such as otitis media, sinusitis, and exacerbations of chronic obstructive pulmonary disease (COPD). NTHi can also cause invasive diseases but at lower frequency compared to Hib.

Proper diagnosis and antibiotic susceptibility testing are crucial for effective treatment, as Haemophilus influenzae strains may display resistance to certain antibiotics.

Culture media is a substance that is used to support the growth of microorganisms or cells in an artificial environment, such as a petri dish or test tube. It typically contains nutrients and other factors that are necessary for the growth and survival of the organisms being cultured. There are many different types of culture media, each with its own specific formulation and intended use. Some common examples include blood agar, which is used to culture bacteria; Sabouraud dextrose agar, which is used to culture fungi; and Eagle's minimum essential medium, which is used to culture animal cells.

Mastoiditis is a medical condition characterized by an infection and inflammation of the mastoid process, which is the bony prominence located behind the ear. The mastoid process contains air cells that are connected to the middle ear, and an infection in the middle ear (otitis media) can spread to the mastoid process, resulting in mastoiditis.

The symptoms of mastoiditis may include:

* Pain and tenderness behind the ear
* Swelling or redness of the skin behind the ear
* Ear drainage or discharge
* Fever and headache
* Hearing loss or difficulty hearing

Mastoiditis is a serious condition that requires prompt medical attention. Treatment typically involves antibiotics to eliminate the infection, as well as possible surgical intervention if the infection does not respond to medication or if it has caused significant damage to the mastoid process. If left untreated, mastoiditis can lead to complications such as meningitis, brain abscess, or even death.

Haemophilus infections are caused by bacteria named Haemophilus influenzae. Despite its name, this bacterium does not cause the flu, which is caused by a virus. There are several different strains of Haemophilus influenzae, and some are more likely to cause severe illness than others.

Haemophilus infections can affect people of any age, but they are most common in children under 5 years old. The bacteria can cause a range of infections, from mild ear infections to serious conditions such as meningitis (inflammation of the membranes surrounding the brain and spinal cord) and pneumonia (infection of the lungs).

The bacterium is spread through respiratory droplets when an infected person coughs or sneezes. It can also be spread by touching contaminated surfaces and then touching the mouth, nose, or eyes.

Prevention measures include good hygiene practices such as handwashing, covering the mouth and nose when coughing or sneezing, and avoiding close contact with people who are sick. Vaccination is also available to protect against Haemophilus influenzae type b (Hib) infections, which are the most severe and common form of Haemophilus infection.

Pneumococcal infections are illnesses caused by the bacterium Streptococcus pneumoniae, also known as pneumococcus. This bacterium can infect different parts of the body, including the lungs (pneumonia), blood (bacteremia or sepsis), and the covering of the brain and spinal cord (meningitis). Pneumococcal infections can also cause ear infections and sinus infections. The bacteria spread through close contact with an infected person, who may spread the bacteria by coughing or sneezing. People with weakened immune systems, children under 2 years of age, adults over 65, and those with certain medical conditions are at increased risk for developing pneumococcal infections.

An acute disease is a medical condition that has a rapid onset, develops quickly, and tends to be short in duration. Acute diseases can range from minor illnesses such as a common cold or flu, to more severe conditions such as pneumonia, meningitis, or a heart attack. These types of diseases often have clear symptoms that are easy to identify, and they may require immediate medical attention or treatment.

Acute diseases are typically caused by an external agent or factor, such as a bacterial or viral infection, a toxin, or an injury. They can also be the result of a sudden worsening of an existing chronic condition. In general, acute diseases are distinct from chronic diseases, which are long-term medical conditions that develop slowly over time and may require ongoing management and treatment.

Examples of acute diseases include:

* Acute bronchitis: a sudden inflammation of the airways in the lungs, often caused by a viral infection.
* Appendicitis: an inflammation of the appendix that can cause severe pain and requires surgical removal.
* Gastroenteritis: an inflammation of the stomach and intestines, often caused by a viral or bacterial infection.
* Migraine headaches: intense headaches that can last for hours or days, and are often accompanied by nausea, vomiting, and sensitivity to light and sound.
* Myocardial infarction (heart attack): a sudden blockage of blood flow to the heart muscle, often caused by a buildup of plaque in the coronary arteries.
* Pneumonia: an infection of the lungs that can cause coughing, chest pain, and difficulty breathing.
* Sinusitis: an inflammation of the sinuses, often caused by a viral or bacterial infection.

It's important to note that while some acute diseases may resolve on their own with rest and supportive care, others may require medical intervention or treatment to prevent complications and promote recovery. If you are experiencing symptoms of an acute disease, it is always best to seek medical attention to ensure proper diagnosis and treatment.

Acoustic impedance tests are diagnostic procedures used to measure the impedance or resistance of various parts of the ear to sound waves. These tests are often used to assess hearing function and diagnose any issues related to the middle ear, such as fluid buildup or problems with the eardrum.

The most common type of acoustic impedance test is tympanometry, which measures the mobility of the eardrum and the middle ear system by creating variations in air pressure within the ear canal. During this test, a small probe is inserted into the ear canal, and sound waves are generated while the pressure is varied. The resulting measurements provide information about the condition of the middle ear and can help identify any issues that may be affecting hearing.

Another type of acoustic impedance test is acoustic reflex testing, which measures the body's natural response to loud sounds. This involves measuring the contraction of the stapedius muscle in the middle ear, which occurs in response to loud noises. By measuring the strength and timing of this reflex, audiologists can gain additional insights into the functioning of the middle ear and identify any abnormalities that may be present.

Overall, acoustic impedance tests are important tools for diagnosing hearing problems and identifying any underlying issues in the middle ear. They are often used in conjunction with other hearing tests to provide a comprehensive assessment of an individual's hearing function.

Tympanic membrane perforation, also known as a ruptured eardrum, is a tear or hole in the tympanic membrane, which separates the outer ear canal and the middle ear. The tympanic membrane plays a crucial role in hearing by transmitting sound vibrations from the outer ear to the inner ear. A perforation can result from various causes such as infection, trauma, pressure changes, or explosive blasts, leading to symptoms like hearing loss, tinnitus, vertigo, and ear discharge. The extent and location of the perforation determine the severity of the symptoms and the course of treatment, which may include observation, antibiotics, or surgical repair.

The tympanic membrane, also known as the eardrum, is a thin, cone-shaped membrane that separates the external auditory canal from the middle ear. It serves to transmit sound vibrations from the air to the inner ear, where they are converted into electrical signals that can be interpreted by the brain as sound. The tympanic membrane is composed of three layers: an outer layer of skin, a middle layer of connective tissue, and an inner layer of mucous membrane. It is held in place by several small bones and muscles and is highly sensitive to changes in pressure.

Moraxellaceae is a family of Gram-negative, aerobic or facultatively anaerobic bacteria that are commonly found in the environment and on the mucosal surfaces of humans and animals. Infections caused by Moraxellaceae are relatively rare but can occur, particularly in individuals with weakened immune systems.

Two genera within this family, Moraxella and Acinetobacter, are most commonly associated with human infections. Moraxella catarrhalis is a leading cause of respiratory tract infections such as bronchitis, otitis media (middle ear infection), and sinusitis, particularly in children and the elderly. It can also cause conjunctivitis (pink eye) and pneumonia.

Acinetobacter species, on the other hand, are often found in soil and water and can colonize the skin and mucous membranes of humans without causing harm. However, they can become opportunistic pathogens in hospital settings, causing a range of infections such as pneumonia, bloodstream infections, wound infections, and meningitis, particularly in critically ill or immunocompromised patients.

Infections caused by Moraxellaceae can be treated with antibiotics, but the increasing prevalence of antibiotic-resistant strains is a growing concern. Proper infection control measures, such as hand hygiene and environmental cleaning, are essential to prevent the spread of these infections in healthcare settings.

Labyrinthitis is a medical condition characterized by inflammation of the labyrinth, which is the inner ear's balance- and hearing-sensitive system. It is often caused by an infection, such as a viral or bacterial infection, that spreads to the inner ear. The inflammation can affect the delicate structures of the labyrinth, leading to symptoms such as vertigo (a spinning sensation), dizziness, imbalance, hearing loss, and tinnitus (ringing in the ears). Labyrinthitis can be a serious condition that requires medical attention and treatment.

Streptococcus pneumoniae, also known as the pneumococcus, is a gram-positive, alpha-hemolytic bacterium frequently found in the upper respiratory tract of healthy individuals. It is a leading cause of community-acquired pneumonia and can also cause other infectious diseases such as otitis media (ear infection), sinusitis, meningitis, and bacteremia (bloodstream infection). The bacteria are encapsulated, and there are over 90 serotypes based on variations in the capsular polysaccharide. Some serotypes are more virulent or invasive than others, and the polysaccharide composition is crucial for vaccine development. S. pneumoniae infection can be treated with antibiotics, but the emergence of drug-resistant strains has become a significant global health concern.

The nasopharynx is the uppermost part of the pharynx (throat), which is located behind the nose. It is a muscular cavity that serves as a passageway for air and food. The nasopharynx extends from the base of the skull to the lower border of the soft palate, where it continues as the oropharynx. Its primary function is to allow air to flow into the respiratory system through the nostrils while also facilitating the drainage of mucus from the nose into the throat. The nasopharynx contains several important structures, including the adenoids and the opening of the Eustachian tubes, which connect the middle ear to the back of the nasopharynx.

The Amoxicillin-Potassium Clavulanate Combination is an antibiotic medication used to treat various infections caused by bacteria. This combination therapy combines the antibiotic amoxicillin with potassium clavulanate, which is a beta-lactamase inhibitor. The addition of potassium clavulanate helps protect amoxicillin from being broken down by certain types of bacteria that produce beta-lactamases, thus increasing the effectiveness of the antibiotic against a broader range of bacterial infections.

Amoxicillin is a type of penicillin antibiotic that works by inhibiting the synthesis of the bacterial cell wall, ultimately leading to bacterial death. However, some bacteria have developed enzymes called beta-lactamases, which can break down and inactivate certain antibiotics like amoxicillin. Potassium clavulanate is added to the combination to inhibit these beta-lactamase enzymes, allowing amoxicillin to maintain its effectiveness against a wider range of bacteria.

This combination medication is used to treat various infections, including skin and soft tissue infections, respiratory tract infections, urinary tract infections, and dental infections. It's essential to follow the prescribed dosage and duration as directed by a healthcare professional to ensure effective treatment and prevent antibiotic resistance.

Common brand names for this combination include Augmentin and Amoxiclav.

Cholesteatoma, middle ear is a medical condition characterized by the abnormal growth of skin cells (keratinizing squamous epithelium) within the middle ear space. This skin cells accumulation forms a pearly, white, or gray mass that can erode and destroy surrounding structures such as the ossicles (the tiny bones in the middle ear), the mastoid process (a bony prominence behind the ear), and even the inner ear or brain.

Cholesteatomas can be congenital (present at birth) or acquired (develop later in life). Acquired cholesteatomas are more common and usually result from repeated middle ear infections that cause a retraction pocket of the eardrum, which then traps skin cells leading to their abnormal growth. Symptoms of cholesteatoma may include hearing loss, ear drainage, ear pain, vertigo, or facial weakness. Treatment typically involves surgical removal of the cholesteatoma and restoration of any damaged structures.

Otolaryngology is a specialized branch of medicine that deals with the diagnosis, management, and treatment of disorders related to the ear, nose, throat (ENT), and head and neck region. It's also known as ENT (Ear, Nose, Throat) specialty. Otolaryngologists are physicians trained in the medical and surgical management of conditions such as hearing and balance disorders, nasal congestion, sinusitis, allergies, sleep apnea, snoring, swallowing difficulties, voice and speech problems, and head and neck tumors.

Tympanoplasty is a surgical procedure performed to reconstruct or repair the tympanic membrane (eardrum) and/or the small bones of the middle ear (ossicles). The primary goal of this surgery is to restore hearing, but it can also help manage chronic middle ear infections, traumatic eardrum perforations, or cholesteatoma (a skin growth in the middle ear).

During the procedure, a surgeon may use various techniques such as grafting tissue from another part of the body to rebuild the eardrum or using prosthetic materials to reconstruct the ossicles. The choice of technique depends on the extent and location of the damage. Tympanoplasty is typically an outpatient procedure, meaning patients can return home on the same day of the surgery.

Amoxicillin is a type of antibiotic known as a penicillin. It works by interfering with the ability of bacteria to form cell walls, which is necessary for their growth and survival. By disrupting this process, amoxicillin can kill bacteria and help to clear up infections.

Amoxicillin is used to treat a variety of bacterial infections, including respiratory tract infections, ear infections, skin infections, and urinary tract infections. It is available as a tablet, capsule, chewable tablet, or liquid suspension, and is typically taken two to three times a day.

Like all antibiotics, amoxicillin should be used only under the direction of a healthcare provider, and it is important to take the full course of treatment as prescribed, even if symptoms improve before the medication is finished. Misuse of antibiotics can lead to the development of drug-resistant bacteria, which can make infections more difficult to treat in the future.

An otoscope is a medical device used to examine the ear canal and eardrum. It consists of a handle, a speculum (a disposable or reusable attachment that fits on the end of the handle), and a light source. The speculum is inserted into the ear canal, allowing the healthcare provider to visualize the eardrum and assess its condition, as well as check for any foreign objects, wax buildup, or signs of infection in the ear canal. Otoscopes are commonly used by primary care physicians, pediatricians, and specialists such as otolaryngologists (ear, nose, and throat doctors).

Ear diseases are medical conditions that affect the ear and its various components, including the outer ear, middle ear, and inner ear. These diseases can cause a range of symptoms, such as hearing loss, tinnitus (ringing in the ears), vertigo (dizziness), ear pain, and discharge. Some common ear diseases include:

1. Otitis externa (swimmer's ear) - an infection or inflammation of the outer ear and ear canal.
2. Otitis media - an infection or inflammation of the middle ear, often caused by a cold or flu.
3. Cholesteatoma - a skin growth that develops in the middle ear behind the eardrum.
4. Meniere's disease - a disorder of the inner ear that can cause vertigo, hearing loss, and tinnitus.
5. Temporomandibular joint (TMJ) disorders - problems with the joint that connects the jawbone to the skull, which can cause ear pain and other symptoms.
6. Acoustic neuroma - a noncancerous tumor that grows on the nerve that connects the inner ear to the brain.
7. Presbycusis - age-related hearing loss.

Treatment for ear diseases varies depending on the specific condition and its severity. It may include medication, surgery, or other therapies. If you are experiencing symptoms of an ear disease, it is important to seek medical attention from a healthcare professional, such as an otolaryngologist (ear, nose, and throat specialist).

Adenoids are a pair of masses of lymphoid tissue located in the nasopharynx, which is the upper part of the throat behind the nose. They are part of the immune system and help to protect against infection. Adenoids are largest in children and tend to shrink in size as people get older. In some cases, adenoids can become enlarged or infected, leading to problems such as breathing difficulties, ear infections, and sleep disorders. Treatment for enlarged or infected adenoids may include antibiotics, medications to reduce swelling, or surgical removal of the adenoids (adenoidectomy).

The mastoid is a term used in anatomy and refers to the bony prominence located at the base of the skull, posterior to the ear. More specifically, it's part of the temporal bone, one of the bones that forms the side and base of the skull. The mastoid process provides attachment for various muscles involved in chewing and moving the head.

In a medical context, "mastoid" can also refer to conditions or procedures related to this area. For example, mastoiditis is an infection of the mastoid process, while a mastoidectomy is a surgical procedure that involves removing part or all of the mastoid process.

Hearing loss is a partial or total inability to hear sounds in one or both ears. It can occur due to damage to the structures of the ear, including the outer ear, middle ear, inner ear, or nerve pathways that transmit sound to the brain. The degree of hearing loss can vary from mild (difficulty hearing soft sounds) to severe (inability to hear even loud sounds). Hearing loss can be temporary or permanent and may be caused by factors such as exposure to loud noises, genetics, aging, infections, trauma, or certain medical conditions. It is important to note that hearing loss can have significant impacts on a person's communication abilities, social interactions, and overall quality of life.

Respiratory tract infections (RTIs) are infections that affect the respiratory system, which includes the nose, throat (pharynx), voice box (larynx), windpipe (trachea), bronchi, and lungs. These infections can be caused by viruses, bacteria, or, less commonly, fungi.

RTIs are classified into two categories based on their location: upper respiratory tract infections (URTIs) and lower respiratory tract infections (LRTIs). URTIs include infections of the nose, sinuses, throat, and larynx, such as the common cold, flu, laryngitis, and sinusitis. LRTIs involve the lower airways, including the bronchi and lungs, and can be more severe. Examples of LRTIs are pneumonia, bronchitis, and bronchiolitis.

Symptoms of RTIs depend on the location and cause of the infection but may include cough, congestion, runny nose, sore throat, difficulty breathing, wheezing, fever, fatigue, and chest pain. Treatment for RTIs varies depending on the severity and underlying cause of the infection. For viral infections, treatment typically involves supportive care to manage symptoms, while antibiotics may be prescribed for bacterial infections.

Sulfisoxazole is an antibacterial drug, specifically a sulfonamide. It is defined as a synthetic, short-acting, bacteriostatic antibiotic that inhibits the growth of certain bacteria by interfering with their ability to synthesize folic acid, an essential component for their survival. Sulfisoxazole is used to treat various infections caused by susceptible bacteria, including respiratory tract infections, urinary tract infections, and skin infections.

It's important to note that the use of sulfonamides like sulfisoxazole has declined over time due to the emergence of bacterial resistance and the availability of alternative antibiotics with better safety profiles. Additionally, adverse reactions such as rashes, allergies, and blood disorders have been associated with their use, so they should be prescribed with caution and only when necessary.

An earache is defined as a pain or discomfort in the ear. It can occur in either the outer, middle, or inner ear. The pain may be sharp, dull, constant, or intermittent and can vary in intensity from mild to severe. Earaches are often accompanied by other symptoms such as hearing loss, ringing in the ears (tinnitus), and feelings of pressure or fullness in the ear. In some cases, an earache may be a symptom of an underlying medical condition, such as an ear infection, swimmer's ear, or a ruptured eardrum. If you are experiencing an earache that is severe or persistent, it is important to seek medical attention from a healthcare professional.

Diagnostic techniques in otology refer to the methods and tests used by healthcare professionals to identify and diagnose various conditions related to the ear. These techniques can include:

1. Otoscopy: A visual examination of the external auditory canal and eardrum using an otoscope. This helps to identify any physical abnormalities, such as wax buildup, inflammation, or foreign objects in the ear.
2. Audiometry: A hearing test that measures a person's ability to hear different sounds, pitches, and volumes. This can help to identify any hearing loss or auditory processing issues.
3. Tympanometry: A test that measures the function of the middle ear by creating variations in air pressure in the ear canal. This can help to identify any issues with the eardrum or middle ear bones.
4. Acoustic reflex testing: A test that measures the body's involuntary response to loud sounds. This can help to identify any damage to the hearing nerves or brainstem.
5. Otoacoustic emissions (OAE) testing: A test that measures the sound waves produced by the inner ear in response to stimuli. This can help to identify any issues with the cochlea or hair cells in the inner ear.
6. Auditory brainstem response (ABR) testing: A test that measures the electrical activity of the hearing nerve and brainstem in response to sound. This can help to identify any issues with the auditory nervous system.
7. Vestibular testing: A series of tests that measure a person's balance and equilibrium. This can help to identify any issues with the vestibular system, which is responsible for maintaining balance.

These diagnostic techniques are used to diagnose various otological conditions such as hearing loss, tinnitus, vertigo, ear infections, and tumors of the ear.

The ear canal, also known as the external auditory canal, is the tubular passage that extends from the outer ear (pinna) to the eardrum (tympanic membrane). It is lined with skin and tiny hairs, and is responsible for conducting sound waves from the outside environment to the middle and inner ear. The ear canal is typically about 2.5 cm long in adults and has a self-cleaning mechanism that helps to keep it free of debris and wax.

Pneumococcal vaccines are immunizing agents that protect against infections caused by the bacterium Streptococcus pneumoniae, also known as pneumococcus. These vaccines help to prevent several types of diseases, including pneumonia, meningitis, and bacteremia (bloodstream infection).

There are two main types of pneumococcal vaccines available:

1. Pneumococcal Conjugate Vaccine (PCV): This vaccine is recommended for children under 2 years old, adults aged 65 and older, and people with certain medical conditions that increase their risk of pneumococcal infections. PCV protects against 13 or 20 serotypes (strains) of Streptococcus pneumoniae, depending on the formulation (PCV13 or PCV20).
2. Pneumococcal Polysaccharide Vaccine (PPSV): This vaccine is recommended for adults aged 65 and older, children and adults with specific medical conditions, and smokers. PPSV protects against 23 serotypes of Streptococcus pneumoniae.

These vaccines work by stimulating the immune system to produce antibodies that recognize and fight off the bacteria if an individual comes into contact with it in the future. Both types of pneumococcal vaccines have been proven to be safe and effective in preventing severe pneumococcal diseases.

Conjugate vaccines are a type of vaccine that combines a part of a bacterium with a protein or other substance to boost the body's immune response to the bacteria. The bacterial component is usually a polysaccharide, which is a long chain of sugars that makes up part of the bacterial cell wall.

By itself, a polysaccharide is not very immunogenic, meaning it does not stimulate a strong immune response. However, when it is conjugated or linked to a protein or other carrier molecule, it becomes much more immunogenic and can elicit a stronger and longer-lasting immune response.

Conjugate vaccines are particularly effective in protecting against bacterial infections that affect young children, such as Haemophilus influenzae type b (Hib) and pneumococcal disease. These vaccines have been instrumental in reducing the incidence of these diseases and their associated complications, such as meningitis and pneumonia.

Overall, conjugate vaccines work by mimicking a natural infection and stimulating the immune system to produce antibodies that can protect against future infections with the same bacterium. By combining a weakly immunogenic polysaccharide with a protein carrier, these vaccines can elicit a stronger and more effective immune response, providing long-lasting protection against bacterial infections.

Neisseriaceae infections refer to illnesses caused by bacteria belonging to the family Neisseriaceae, which includes several genera of gram-negative diplococci. The most common pathogens in this family are Neisseria gonorrhoeae and Neisseria meningitidis.

* N. gonorrhoeae is the causative agent of gonorrhea, a sexually transmitted infection that can affect the genital tract, rectum, and throat. It can also cause conjunctivitis in newborns who contract the bacteria during childbirth.
* N. meningitidis is responsible for meningococcal disease, which can present as meningitis (inflammation of the membranes surrounding the brain and spinal cord) or septicemia (bloodstream infection). Meningococcal disease can be severe and potentially life-threatening, with symptoms including high fever, headache, stiff neck, and a rash.

Other Neisseriaceae species that can cause human infections, though less commonly, include Moraxella catarrhalis (a cause of respiratory tract infections, particularly in children), Kingella kingae (associated with bone and joint infections in young children), and various other Neisseria species (which can cause skin and soft tissue infections, endocarditis, and other invasive diseases).

Adenoidectomy is a surgical procedure in which the adenoids are removed. The adenoids are a patch of tissue located behind the nasal cavity, near the roof of the mouth. They help to filter out germs that are breathed in through the nose. However, sometimes the adenoids can become enlarged or infected, leading to problems such as difficulty breathing through the nose, recurrent ear infections, and sleep apnea. In these cases, an adenoidectomy may be recommended to remove the adenoids and alleviate these symptoms.

The procedure is typically performed on an outpatient basis, which means that the patient can go home the same day as the surgery. The surgeon will use a special instrument to remove the adenoids through the mouth, without making any external incisions. After the surgery, the patient may experience some discomfort, sore throat, and difficulty swallowing for a few days. However, these symptoms usually resolve within a week or two.

It is important to note that an adenoidectomy is not the same as a tonsillectomy, which is the surgical removal of the tonsils. While the tonsils and adenoids are both part of the immune system and located in the same area of the mouth, they serve different functions and may be removed separately or together depending on the individual's medical needs.

Recurrence, in a medical context, refers to the return of symptoms or signs of a disease after a period of improvement or remission. It indicates that the condition has not been fully eradicated and may require further treatment. Recurrence is often used to describe situations where a disease such as cancer comes back after initial treatment, but it can also apply to other medical conditions. The likelihood of recurrence varies depending on the type of disease and individual patient factors.

Anti-bacterial agents, also known as antibiotics, are a type of medication used to treat infections caused by bacteria. These agents work by either killing the bacteria or inhibiting their growth and reproduction. There are several different classes of anti-bacterial agents, including penicillins, cephalosporins, fluoroquinolones, macrolides, and tetracyclines, among others. Each class of antibiotic has a specific mechanism of action and is used to treat certain types of bacterial infections. It's important to note that anti-bacterial agents are not effective against viral infections, such as the common cold or flu. Misuse and overuse of antibiotics can lead to antibiotic resistance, which is a significant global health concern.

Child day care centers are facilities that provide supervision and care for children for varying lengths of time during the day. These centers may offer early education, recreational activities, and meals, and they cater to children of different age groups, from infants to school-aged children. They are typically licensed and regulated by state authorities and must meet certain standards related to staff qualifications, child-to-staff ratios, and safety. Child day care centers may be operated by non-profit organizations, religious institutions, or for-profit businesses. They can also be referred to as daycare centers, nursery schools, or preschools.

Sinusitis, also known as rhinosinusitis, is a medical condition characterized by inflammation of the paranasal sinuses, which are air-filled cavities located within the skull near the nose. The inflammation can be caused by viral, bacterial, or fungal infections, as well as allergies, structural issues, or autoimmune disorders.

In sinusitis, the mucous membranes lining the sinuses become swollen and may produce excess mucus, leading to symptoms such as nasal congestion, thick green or yellow nasal discharge, facial pain or pressure, reduced sense of smell, cough, fatigue, and fever.

Sinusitis can be classified into acute (lasting less than 4 weeks), subacute (lasting 4-12 weeks), chronic (lasting more than 12 weeks), or recurrent (multiple episodes within a year). Treatment options depend on the underlying cause and severity of symptoms, and may include antibiotics, nasal corticosteroids, decongestants, saline irrigation, and in some cases, surgery.

Azithromycin is a widely used antibiotic drug that belongs to the class of macrolides. It works by inhibiting bacterial protein synthesis, which leads to the death of susceptible bacteria. This medication is active against a broad range of gram-positive and gram-negative bacteria, atypical bacteria, and some parasites.

Azithromycin is commonly prescribed to treat various bacterial infections, such as:

1. Respiratory tract infections, including pneumonia, bronchitis, and sinusitis
2. Skin and soft tissue infections
3. Sexually transmitted diseases, like chlamydia
4. Otitis media (middle ear infection)
5. Traveler's diarrhea

The drug is available in various forms, including tablets, capsules, suspension, and intravenous solutions. The typical dosage for adults ranges from 250 mg to 500 mg per day, depending on the type and severity of the infection being treated.

Like other antibiotics, azithromycin should be used judiciously to prevent antibiotic resistance. It is essential to complete the full course of treatment as prescribed by a healthcare professional, even if symptoms improve before finishing the medication.

A hearing test is a procedure used to evaluate a person's ability to hear different sounds, pitches, or frequencies. It is performed by a hearing healthcare professional in a sound-treated booth or room with calibrated audiometers. The test measures a person's hearing sensitivity at different frequencies and determines the quietest sounds they can hear, known as their hearing thresholds.

There are several types of hearing tests, including:

1. Pure Tone Audiometry (PTA): This is the most common type of hearing test, where the person is presented with pure tones at different frequencies and volumes through headphones or ear inserts. The person indicates when they hear the sound by pressing a button or raising their hand.
2. Speech Audiometry: This test measures a person's ability to understand speech at different volume levels. The person is asked to repeat words presented to them in quiet and in background noise.
3. Tympanometry: This test measures the function of the middle ear by creating variations in air pressure in the ear canal. It can help identify issues such as fluid buildup or a perforated eardrum.
4. Acoustic Reflex Testing: This test measures the body's natural response to loud sounds and can help identify the location of damage in the hearing system.
5. Otoacoustic Emissions (OAEs): This test measures the sound that is produced by the inner ear when it is stimulated by a sound. It can help identify cochlear damage or abnormalities.

Hearing tests are important for diagnosing and monitoring hearing loss, as well as identifying any underlying medical conditions that may be causing the hearing problems.

Cefaclor is a type of antibiotic known as a second-generation cephalosporin. It works by interfering with the bacteria's ability to form a cell wall, which is necessary for its survival. Without a functional cell wall, the bacteria eventually die. Cefaclor is effective against a wide range of gram-positive and gram-negative bacteria, making it a broad-spectrum antibiotic.

Cefaclor is used to treat various types of bacterial infections, including respiratory tract infections (such as bronchitis and pneumonia), ear infections, skin infections, and urinary tract infections. It is available in both oral and intravenous forms.

Like all antibiotics, cefaclor should be used only to treat bacterial infections, as it is not effective against viral infections such as the common cold or flu. Overuse of antibiotics can lead to the development of antibiotic-resistant bacteria, which can make future infections more difficult to treat. It is important to take cefaclor exactly as directed by a healthcare professional and to complete the full course of treatment, even if symptoms improve before all of the medication has been taken.

A chronic disease is a long-term medical condition that often progresses slowly over a period of years and requires ongoing management and care. These diseases are typically not fully curable, but symptoms can be managed to improve quality of life. Common chronic diseases include heart disease, stroke, cancer, diabetes, arthritis, and COPD (chronic obstructive pulmonary disease). They are often associated with advanced age, although they can also affect children and younger adults. Chronic diseases can have significant impacts on individuals' physical, emotional, and social well-being, as well as on healthcare systems and society at large.

Xylitol is a type of sugar alcohol used as a sugar substitute in various food and dental products. It has a sweet taste similar to sugar but with fewer calories and less impact on blood sugar levels, making it a popular choice for people with diabetes or those looking to reduce their sugar intake. Xylitol is also known to have dental benefits, as it can help prevent tooth decay by reducing the amount of bacteria in the mouth that cause cavities.

Medically speaking, xylitol is classified as a carbohydrate and has a chemical formula of C5H12O5. It occurs naturally in some fruits and vegetables, but most commercial xylitol is produced from corn cobs or other plant materials through a process called hydrogenation. While generally considered safe for human consumption, it can have a laxative effect in large amounts and may be harmful to dogs, so it's important to keep it out of reach of pets.

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.

Exudates and transudates are two types of bodily fluids that can accumulate in various body cavities or tissues as a result of injury, inflammation, or other medical conditions. Here are the medical definitions:

1. Exudates: These are fluids that accumulate due to an active inflammatory process. Exudates contain high levels of protein, white blood cells (such as neutrophils and macrophages), and sometimes other cells like red blood cells or cellular debris. They can be yellow, green, or brown in color and may have a foul odor due to the presence of dead cells and bacteria. Exudates are often seen in conditions such as abscesses, pneumonia, pleurisy, or wound infections.

Examples of exudative fluids include pus, purulent discharge, or inflammatory effusions.

2. Transudates: These are fluids that accumulate due to increased hydrostatic pressure or decreased oncotic pressure within the blood vessels. Transudates contain low levels of protein and cells compared to exudates. They are typically clear and pale yellow in color, with no odor. Transudates can be found in conditions such as congestive heart failure, liver cirrhosis, or nephrotic syndrome.

Examples of transudative fluids include ascites, pleural effusions, or pericardial effusions.

It is essential to differentiate between exudates and transudates because their underlying causes and treatment approaches may differ significantly. Medical professionals often use various tests, such as fluid analysis, to determine whether a fluid sample is an exudate or transudate.

I'm sorry for any confusion, but "Mass Media" is not a term that has a medical definition. Mass media refers to the means of communication that reach large numbers of people simultaneously, such as television, radio, newspapers, and the Internet. It may be used in a public health context to discuss how information about health-related topics is disseminated to the general population. However, it is not a term that is typically used within the field of medicine to describe a specific medical concept or condition.

Audiometry is the testing of a person's ability to hear different sounds, pitches, or frequencies. It is typically conducted using an audiometer, a device that emits tones at varying volumes and frequencies. The person being tested wears headphones and indicates when they can hear the tone by pressing a button or raising their hand.

There are two main types of audiometry: pure-tone audiometry and speech audiometry. Pure-tone audiometry measures a person's ability to hear different frequencies at varying volumes, while speech audiometry measures a person's ability to understand spoken words at different volumes and in the presence of background noise.

The results of an audiometry test are typically plotted on an audiogram, which shows the quietest sounds that a person can hear at different frequencies. This information can be used to diagnose hearing loss, determine its cause, and develop a treatment plan.

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.

Otologic surgical procedures refer to a range of surgeries performed on the ear or its related structures. These procedures are typically conducted by otologists, who are specialists trained in diagnosing and treating conditions that affect the ears, balance system, and related nerves. The goal of otologic surgery can vary from repairing damaged bones in the middle ear to managing hearing loss, tumors, or chronic infections. Some common otologic surgical procedures include:

1. Stapedectomy/Stapedotomy: These are procedures used to treat otosclerosis, a condition where the stapes bone in the middle ear becomes fixed and causes conductive hearing loss. The surgeon creates an opening in the stapes footplate (stapedotomy) or removes the entire stapes bone (stapedectomy) and replaces it with a prosthetic device to improve sound conduction.
2. Myringoplasty/Tympanoplasty: These are surgeries aimed at repairing damaged eardrums (tympanic membrane). A myringoplasty involves grafting a piece of tissue over the perforation in the eardrum, while a tympanoplasty includes both eardrum repair and reconstruction of the middle ear bones if necessary.
3. Mastoidectomy: This procedure involves removing the mastoid air cells, which are located in the bony prominence behind the ear. A mastoidectomy is often performed to treat chronic mastoiditis, cholesteatoma, or complications from middle ear infections.
4. Ossiculoplasty: This procedure aims to reconstruct and improve the function of the ossicles (middle ear bones) when they are damaged due to various reasons such as infection, trauma, or congenital conditions. The surgeon uses prosthetic devices made from plastic, metal, or even bone to replace or support the damaged ossicles.
5. Cochlear implantation: This is a surgical procedure that involves placing an electronic device inside the inner ear to help individuals with severe to profound hearing loss. The implant consists of an external processor and internal components that directly stimulate the auditory nerve, bypassing the damaged hair cells in the cochlea.
6. Labyrinthectomy: This procedure involves removing the balance-sensing structures (vestibular system) inside the inner ear to treat severe vertigo or dizziness caused by conditions like Meniere's disease when other treatments have failed.
7. Acoustic neuroma removal: An acoustic neuroma is a benign tumor that grows on the vestibulocochlear nerve, which connects the inner ear to the brain. Surgical removal of the tumor is necessary to prevent hearing loss, balance problems, and potential neurological complications.

These are just a few examples of the various surgical procedures performed by otolaryngologists (ear, nose, and throat specialists) to treat conditions affecting the ear and surrounding structures. Each procedure has its specific indications, benefits, risks, and postoperative care requirements. Patients should consult with their healthcare providers to discuss the most appropriate treatment options for their individual needs.

Nasopharyngeal diseases refer to conditions that affect the nasopharynx, which is the uppermost part of the pharynx (throat) located behind the nose. The nasopharynx is lined with mucous membrane and contains the opening of the Eustachian tubes, which connect to the middle ear.

There are several types of nasopharyngeal diseases, including:

1. Nasopharyngitis: Also known as a "common cold," this is an inflammation of the nasopharynx caused by a viral infection. Symptoms may include a runny nose, sore throat, cough, and fever.
2. Nasopharyngeal cancer: A malignant tumor that develops in the nasopharynx. It is relatively rare but more common in certain populations, such as those of Southeast Asian or Southern Chinese descent. Symptoms may include a lump in the neck, nosebleeds, hearing loss, and difficulty swallowing.
3. Nasopharyngeal stenosis: A narrowing of the nasopharynx that can be congenital or acquired. Acquired stenosis may result from trauma, infection, or inflammation. Symptoms may include difficulty breathing through the nose and snoring.
4. Nasopharyngeal abscess: A collection of pus in the nasopharynx that can be caused by a bacterial infection. Symptoms may include fever, difficulty swallowing, and neck pain or stiffness.
5. Nasopharyngitis allergica: Also known as "hay fever," this is an inflammation of the nasopharynx caused by an allergic reaction to substances such as pollen, dust mites, or pet dander. Symptoms may include a runny nose, sneezing, and itchy eyes.

Treatment for nasopharyngeal diseases depends on the specific condition and its severity. Treatment options may include medications, surgery, or radiation therapy.

Bacterial infections are caused by the invasion and multiplication of bacteria in or on tissues of the body. These infections can range from mild, like a common cold, to severe, such as pneumonia, meningitis, or sepsis. The symptoms of a bacterial infection depend on the type of bacteria invading the body and the area of the body that is affected.

Bacteria are single-celled microorganisms that can live in many different environments, including in the human body. While some bacteria are beneficial to humans and help with digestion or protect against harmful pathogens, others can cause illness and disease. When bacteria invade the body, they can release toxins and other harmful substances that damage tissues and trigger an immune response.

Bacterial infections can be treated with antibiotics, which work by killing or inhibiting the growth of bacteria. However, it is important to note that misuse or overuse of antibiotics can lead to antibiotic resistance, making treatment more difficult. It is also essential to complete the full course of antibiotics as prescribed, even if symptoms improve, to ensure that all bacteria are eliminated and reduce the risk of recurrence or development of antibiotic resistance.

Bacterial antibodies are a type of antibodies produced by the immune system in response to an infection caused by bacteria. These antibodies are proteins that recognize and bind to specific antigens on the surface of the bacterial cells, marking them for destruction by other immune cells. Bacterial antibodies can be classified into several types based on their structure and function, including IgG, IgM, IgA, and IgE. They play a crucial role in the body's defense against bacterial infections and provide immunity to future infections with the same bacteria.

Streptolysins are exotoxins produced by certain strains of Streptococcus bacteria, primarily Group A Streptococcus (GAS). These toxins are classified into two types: streptolysin O (SLO) and streptolysin S (SLS).

1. Streptolysin O (SLO): It is a protein exotoxin that exhibits oxygen-labile hemolytic activity, meaning it can lyse or destroy red blood cells in the presence of oxygen. SLO is capable of entering host cells and causing various cellular damages, including inhibition of phagocytosis, modulation of immune responses, and induction of apoptosis (programmed cell death).

2. Streptolysin S (SLS): It is a non-protein, oxygen-stable hemolysin that can also lyse red blood cells but does so independently of oxygen presence. SLS is more heat-resistant than SLO and has a stronger ability to penetrate host cell membranes.

Both streptolysins contribute to the virulence of Streptococcus pyogenes, which can cause various clinical infections such as pharyngitis (strep throat), impetigo, scarlet fever, and invasive diseases like necrotizing fasciitis and toxic shock syndrome.

The detection of streptolysin O antibodies (ASO titer) is often used as a diagnostic marker for past or recent GAS infections, particularly in cases of rheumatic fever, where elevated ASO titers indicate ongoing or previous streptococcal infection.

Cefuroxime is a type of antibiotic known as a cephalosporin, which is used to treat a variety of bacterial infections. It works by interfering with the bacteria's ability to form a cell wall, which is necessary for its survival. Without a functional cell wall, the bacteria are unable to grow and multiply, and are eventually destroyed by the body's immune system.

Cefuroxime is effective against many different types of bacteria, including both Gram-positive and Gram-negative organisms. It is often used to treat respiratory tract infections, urinary tract infections, skin and soft tissue infections, and bone and joint infections.

Like all antibiotics, cefuroxime should be used only under the direction of a healthcare provider, and it is important to take the full course of treatment as prescribed, even if symptoms improve before the medication is finished. Misuse of antibiotics can lead to the development of drug-resistant bacteria, which are more difficult to treat and can pose a serious threat to public health.

Facial paralysis is a loss of facial movement due to damage or dysfunction of the facial nerve (cranial nerve VII). This nerve controls the muscles involved in facial expressions, such as smiling, frowning, and closing the eyes. Damage to one side of the facial nerve can cause weakness or paralysis on that side of the face.

Facial paralysis can result from various conditions, including:

1. Bell's palsy - an idiopathic (unknown cause) inflammation of the facial nerve
2. Trauma - skull fractures, facial injuries, or surgical trauma to the facial nerve
3. Infections - Lyme disease, herpes zoster (shingles), HIV/AIDS, or bacterial infections like meningitis
4. Tumors - benign or malignant growths that compress or invade the facial nerve
5. Stroke - damage to the brainstem where the facial nerve originates
6. Congenital conditions - some people are born with facial paralysis due to genetic factors or birth trauma

Symptoms of facial paralysis may include:

* Inability to move one or more parts of the face, such as the eyebrows, eyelids, mouth, or cheeks
* Drooping of the affected side of the face
* Difficulty closing the eye on the affected side
* Changes in saliva and tear production
* Altered sense of taste
* Pain around the ear or jaw
* Speech difficulties due to weakened facial muscles

Treatment for facial paralysis depends on the underlying cause. In some cases, such as Bell's palsy, spontaneous recovery may occur within a few weeks to months. However, physical therapy, medications, and surgical interventions might be necessary in other situations to improve function and minimize complications.

Haemophilus vaccines are vaccines that are designed to protect against Haemophilus influenzae type b (Hib), a bacterium that can cause serious infections such as meningitis, pneumonia, and epiglottitis. There are two main types of Hib vaccines:

1. Polysaccharide vaccine: This type of vaccine is made from the sugar coating (polysaccharide) of the bacterial cells. It is not effective in children under 2 years of age because their immune systems are not yet mature enough to respond effectively to this type of vaccine.
2. Conjugate vaccine: This type of vaccine combines the polysaccharide with a protein carrier, which helps to stimulate a stronger and more sustained immune response. It is effective in infants as young as 6 weeks old.

Hib vaccines are usually given as part of routine childhood immunizations starting at 2 months of age. They are administered through an injection into the muscle. The vaccine is safe and effective, with few side effects. Vaccination against Hib has led to a significant reduction in the incidence of Hib infections worldwide.

Myringoplasty is a surgical procedure that involves reconstructing or repairing the tympanic membrane (eardrum) in the middle ear. The eardrum is the thin, delicate tissue that separates the outer ear from the inner ear. It plays a crucial role in hearing by vibrating in response to sound waves and transmitting these vibrations to the bones of the middle ear.

Myringoplasty is typically performed to treat chronic perforations or holes in the eardrum that have not healed on their own or with medical management. These perforations can result from various causes, such as infection, trauma, or congenital defects. By closing the perforation, myringoplasty helps prevent the risk of middle ear infections and improves hearing function.

The procedure involves harvesting a small piece of tissue, often from the patient's own body (such as the fascia surrounding a muscle), to use as a graft to cover the eardrum perforation. The graft is placed through an incision made in the ear canal or, less commonly, via an external approach through the mastoid bone behind the ear.

Myringoplasty is typically performed under general anesthesia and requires a short hospital stay for observation and monitoring. Following surgery, patients may need to avoid water exposure, heavy lifting, and strenuous activities for a few weeks to allow proper healing. The success rate of myringoplasty is generally high, with most patients experiencing improved hearing and reduced symptoms of ear infections.

Human bocavirus (HBoV) is a species of parvovirus that primarily infects the human respiratory tract. It was first identified in 2005 and has been found to be associated with respiratory tract infections, particularly in young children. The virus is small, non-enveloped, and contains a single stranded DNA genome. It is named after bovine parvovirus and canine minute virus, which belong to the same genus (Bocaparvovirus) as HBoV. There are four known subtypes of HBoV (HBoV1-4), with HBoV1 being the most commonly detected in humans. Infection with HBoV can cause a range of symptoms, from mild respiratory illness to more severe lower respiratory tract infections such as pneumonia and bronchiolitis. However, it is also frequently detected in asymptomatic individuals, making its role in respiratory disease somewhat unclear.

Cerumen is the medical term for earwax. It is a natural substance produced by the body to protect and clean the ears. Cerumen helps to keep the ear canal moist, which prevents dry, itchy ears, and also traps dirt, dust, and other particles that could harm the eardrum. The earwax then gradually moves out of the ear canal and falls out or is removed during activities like showering or washing the face. While some people may need to have their earwax removed if it builds up and causes hearing problems or discomfort, in most cases, cerumen does not need to be cleaned or removed.

Conductive hearing loss is a type of hearing loss that occurs when there is a problem with the outer or middle ear. Sound waves are not able to transmit efficiently through the ear canal to the eardrum and the small bones in the middle ear, resulting in a reduction of sound that reaches the inner ear. Causes of conductive hearing loss may include earwax buildup, fluid in the middle ear, a middle ear infection, a hole in the eardrum, or problems with the tiny bones in the middle ear. This type of hearing loss can often be treated through medical intervention or surgery.

The ear ossicles are the three smallest bones in the human body, which are located in the middle ear. They play a crucial role in the process of hearing by transmitting and amplifying sound vibrations from the eardrum to the inner ear. The three ear ossicles are:

1. Malleus (hammer): The largest of the three bones, it is shaped like a hammer and connects to the eardrum.
2. Incus (anvil): The middle-sized bone, it looks like an anvil and connects the malleus to the stapes.
3. Stapes (stirrup): The smallest and lightest bone in the human body, it resembles a stirrup and transmits vibrations from the incus to the inner ear.

Together, these tiny bones work to efficiently transfer sound waves from the air to the fluid-filled cochlea of the inner ear, enabling us to hear.

Conditioned culture media refers to a type of growth medium that has been previously used to culture and maintain the cells of an organism. The conditioned media contains factors secreted by those cells, such as hormones, nutrients, and signaling molecules, which can affect the behavior and growth of other cells that are introduced into the media later on.

When the conditioned media is used for culturing a new set of cells, it can provide a more physiologically relevant environment than traditional culture media, as it contains factors that are specific to the original cell type. This can be particularly useful in studies that aim to understand cell-cell interactions and communication, or to mimic the natural microenvironment of cells in the body.

It's important to note that conditioned media should be handled carefully and used promptly after preparation, as the factors it contains can degrade over time and affect the quality of the results.

... with effusion (OME), also known as serous otitis media (SOM) or secretory otitis media (SOM), and colloquially ... with recurrent episodes of acute otitis media and those with otitis media with effusion or chronic suppurative otitis media ... Otitis media is a group of inflammatory diseases of the middle ear. One of the two main types is acute otitis media (AOM), an ... Otitis media resulted in 3,200 deaths in 2015 - down from 4,900 deaths in 1990. The primary symptom of acute otitis media is ...
... media, or middle ear infection, involves the middle ear. In otitis media, the ear is infected or clogged with fluid ... "Otitis". Medlineplus.gov. Retrieved 18 March 2023. "Otitis media with effusion". MedlinePlus. National Library of Medicine. ... When inflammation is present due to fluid build up in the middle ear and infection is not present it is considered Otitis media ... Otitis externa can be acute or chronic. It can fungal or bacterial. The most common aetiology of acute otitis externa is ...
ISBN 978-0-7817-8943-1. Lee, H; Kim, J; Nguyen, V (September 2013). "Ear infections: otitis externa and otitis media". Primary ... Chronic otitis externa Spread of infection to other areas of the body Necrotizing external otitis Otitis externa haemorhagica ... In contrast to the chronic otitis externa, acute otitis externa (AOE) is predominantly a bacterial infection, occurs suddenly, ... Necrotizing external otitis (malignant otitis externa) is an uncommon form of external otitis that occurs mainly in elderly ...
"Detection of Alloiococcus otitis in mixed bacterial populations from middle-ear effusions of patients with otitis media". The ... Tano K, von Essen R, Eriksson PO, Sjöstedt A (2008). "Alloiococcus otitidis--otitis media pathogen or normal bacterial flora ... "Alloiococcus otitis" at the Encyclopedia of Life LPSN Type strain of Alloiococcus otitis at BacDive - the Bacterial Diversity ... "High Incidence of Alloiococcus otitidis in Children with Otitis Media, Despite Treatment with Antibiotics". Journal of Clinical ...
In more severe cases, ear cleaning under sedation or anesthesia may be required and evaluation for otitis media may be ... Otitis externa is an inflammation of the outer ear and ear canal. Animals are commonly prone to ear infection, and this is one ... Ear Infections (Otitis Externa) from The Pet Health Library (Articles needing additional medical references from November 2018 ...
Chronic otitis media. In: Gleeson M, ed. Scott-Brown's Otorhinolaryngology Head and Neck Surgery. London: Hodder Arnold, 2008: ...
Chronic Otitis media. The Zurich Chronic Middle Ear Inventory (ZCMEI-21) has 21 questionnaires with answers as a 5-point Likert ... an electronic questionnaire for assessing quality of life in patients with chronic otitis media". European Archives of Oto- ... assessing quality of life in chronic otitis media: A prospective international multicentre study". Clinical Otolaryngology. 44 ... Springer Science+Business Media. doi:10.1186/ISRCTN21216199. Retrieved 2 October 2013. Quinn MA, Conaghan PG, O'Connor PJ, ...
... otitis media, chronic, left; varicose veins left, mild; abscessed teeth roots; myocarditis, mild." Petitioner's wife, the ...
... otitis media, acute brain inflammation, corneal ulceration (leading to corneal scarring), and in about 1 in 600 unvaccinated ... "Otitis Media in Measles". The Journal of Laryngology & Otology. 39 (11): 614-17. doi:10.1017/S0022215100026712. S2CID 71376401 ... and this can contribute to bacterial superinfections such as otitis media and bacterial pneumonia. Two months after recovery ... "CDC Media Statement: Measles cases in the U.S. are highest since measles was eliminated in 2000". Centers for Disease Control ...
American Academy of Pediatrics Subcommittee on Otitis Media With Effusion (May 2004). "Otitis media with effusion". Pediatrics ... the most frequent including chronic otitis media with effusion (OME) which is unresponsive to antibiotics, and recurrent otitis ... Myringoplasty Otitis media List of surgeries by type Smith N, Greinwald JR (2011). "To tube or not to tube: indications for ... Chang CW, Yang YW, Fu CY, Shiao AS (January 2012). "Differences between children and adults with otitis media with effusion ...
1975). Chronic otitis media-a clinical and bacteriological study. Eye Ear Nose Throat Mon. 54:198-201. Australia, France, USA, ... 1996). Acute otitis media. Indian Pediatr. 33:832-6. Deka RC. (1994). Middle ear effusion: its management. Indian Pediatr. 31: ... Wikimedia Commons has media related to Ramesh C. Deka. http://rameshcdeka.com http://www.aiims.edu/ (Articles with short ...
Alper, Cuneyt M. (2004). Advanced Therapy of Otitis Media. PMPH-USA. p. 49. ISBN 9781550092011. (Articles with short ... It is a type of otitis externa. Without treatment it can lead to narrowing of the ear canal. A number of treatment options ...
Their excessive use in children with otitis media has given rise to a breed of bacteria resistant to antibiotics entirely. ... July 1997). "Antimicrobials for acute otitis media? A review from the International Primary Care Network". The BMJ. 315 (7100 ... Acute otitis externa". Otolaryngology-Head and Neck Surgery. 134 (4): S4-23. doi:10.1016/j.otohns.2006.02.014. PMID 16638473. ... and the organization published many different forms of media including podcasts, articles, and infographics to raise awareness ...
Frequent episodes of otitis media. Short stature. Mildy dysmorphic facial features such as a flattened nasal bridge, a bifid ( ...
MRC Multi-Centre Otitis Media Study Group (May 2001). "Pars tensa and pars flaccida retractions in persistent otitis media with ... The terms atelectasis or sometimes adhesive otitis media can be used to describe retraction of a large area of the pars tensa. ... Sadé, J; Berco E (1976). "Atelectasis and secretory otitis media". Ann Otol Rhinol Laryngol. 85 (2 Suppl 25 Pt 2): 66-72. doi: ... van den Aardweg, MT; Schilder AG; Herkert E; Boonacker CW; Rovers MM (20 January 2010). "Adenoidectomy for otitis media in ...
Advanced Therapy in Otitis Media. PMPH-USA. 2004. p. 56. ISBN 978-1-55009-201-1. Robert Thayer Sataloff; Joseph Sataloff (24 ... However, distortions in the cone of light can also be a sign of increased middle ear pressure or otitis media. Stanley Gelfand ...
Recurrent ear infections (otitis media) are the leading cause of temporary auditory deprivation in young children. During ear ... Teele DW, Klein JO, Rosner B (July 1989). "Epidemiology of otitis media during the first seven years of life in children in ... Hall JW, Grose JH, Pillsbury HC (August 1995). "Long-term effects of chronic otitis media on binaural hearing in children". ... Miccio AW, Gallagher E, Grossman CB, Yont KM, Vernon-Feagans L (2001). "Influence of chronic otitis media on phonological ...
D. S. Grewal; N. L. Hiranandani; A. G. Pusalkar (June 1982). "The middle ear mucosa in chronic suppurative otitis media". ... Charles D. Bluestone; Jerome O. Klein (2007). Otitis Media in Infants and Children. PMPH-USA. pp. 423-. ISBN 978-1-55009-335-3 ... Shekelle P, Takata G, Chan L (May 2003). "Diagnosis, Natural History, and Late Effects of Otitis Media with Effusion" (PDF). ...
Acute otitis media is an infection of the middle ear. More than 80% of children experience at least one episode of otitis media ... a physician should evaluate for necrotizing external otitis. Acute otitis media (AOM) self-resolves within 24-48 hours in 80% ... Acute otitis media is also most common in these first 3 years of life, though older children may also experience it. The most ... Otitis media often occurs with or following cold symptoms. The diagnosis is made by the combination of symptoms and examination ...
Sadé, J. (ed.) (1979). Secretory Otitis Media and Its Sequelae. Churchill Livingstone: New York, Edinburgh, London. Sadé, J. ( ... Sadé, J. (1966), "Pathology and Pathogenesis of Serous Otitis Media". Arch Otolaryngol, 84:297-305. Sadé, J. (1972), "Pathology ...
Chronic suppurative otitis media Otic polyp Endoscopic ear surgery Kuo, Chin-Lung; Shiao, An-Suey; Yung, Matthew; Sakagami, ... Becvarovski Z. "Chronic suppurative otitis media". ENT. Archived from the original on 18 January 2013. Retrieved 12 January ... Other more common conditions (e.g. otitis externa) may also present with these symptoms, but cholesteatoma is much more serious ... ISBN 978-0-912684-11-6. Wikimedia Commons has media related to Cholesteatoma. Information on Cholesteatomas Laser Cholesteatoma ...
Children with acute otitis media who are younger than six months of age are generally treated with amoxicillin or other ... In the past, amoxicillin was dosed three times daily when used to treat acute otitis media, which resulted in missed doses in ... Although most children with acute otitis media who are older than two years old do not benefit from treatment with amoxicillin ... Venekamp RP, Sanders SL, Glasziou PP, Del Mar CB, Rovers MM (June 2015). "Antibiotics for acute otitis media in children". The ...
104-. ISBN 978-1-4698-7194-3. Stan L. Block; Christopher J. Harrison (2005). Diagnosis and Management of Acute Otitis Media. ...
Valles, Jennie M.; Fekete, Robert (2014). "Gradenigo Syndrome: Unusual Consequence of Otitis Media". Case Reports in Neurology ...
... specifically otitis media. This is due to the immature development of the different bones and muscles in the ear. Otitis media ... In addition, breast milk has been proven to decrease the incidence of otitis media in infants with clefts. There are different ... Rivron RP (March 1989). "Bifid uvula: prevalence and association in otitis media with effusion in children admitted for routine ... for hearing loss associated with otitis media with effusion in children". Cochrane Database of Systematic Reviews (10): ...
Sloyer JL, Howie VM, Ploussard JH, Ammann AJ, Austrian R, Johnston RB (June 1974). "Immune response to acute otitis media in ... I. Serotypes isolated and serum and middle ear fluid antibody in pneumococcal otitis media". Infection and Immunity. 9 (6): ... With the 2003 invasion of Iraq a wider controversy ensued in the media about requiring US troops to be vaccinated against ... Springer Science & Business Media. p. 8. ISBN 9781461474388. Ward JK (June 2016). "Rethinking the antivaccine movement concept ...
Dhindsa MK, Naidu J, Singh SM, Jain SK (1995). "Chronic suppurative otitis media caused by Paecilomyces variotii". Journal of ... otitis media and dialysis-related peritonitis. It has also been reported from mastitis in a goat, and as an agent of mycotic ... Colonies on G25N media reach 8-16 mm diameter, similar to on CYA but with predominantly white mycelium. Microscopically, the ...
Complications can include sinusitis and acute otitis media. Pharyngitis is a type of upper respiratory tract infection. Most ... community-acquired pneumonia and acute otitis media". European Journal of Clinical Microbiology & Infectious Diseases. 32 (2): ... Medicine portal Wikimedia Commons has media related to Pharyngitis. (Articles with short description, Short description is ...
Rarely anosmia, recurrent otitis media, and eye pain. If nasopharyngeal angiofibroma is suspected based on physical examination ...
Otitis Media is concurrently present in many of the cases of dogs diagnosed with Otitis Externa. If Otitis Media is not ... Staphylococcus schleiferi has been identified as a contributor to Otitis media in dogs and less commonly cats. Otitis media is ... Diagnosis of Otitis Media is more challenging than with Otitis Externa because access to the middle ear canal can be ... S. schleiferi is a known canine skin pathogen, causing pyoderma, otitis externa, and otitis media in healthy dogs with no pre- ...
Otitis media with effusion (OME), also known as serous otitis media (SOM) or secretory otitis media (SOM), and colloquially ... with recurrent episodes of acute otitis media and those with otitis media with effusion or chronic suppurative otitis media ... Otitis media is a group of inflammatory diseases of the middle ear. One of the two main types is acute otitis media (AOM), an ... Otitis media resulted in 3,200 deaths in 2015 - down from 4,900 deaths in 1990. The primary symptom of acute otitis media is ...
... and guidelines about otitis media and ear infection treatment, including ear infection antibiotics. Recognize inner-ear ... Otitis Media : Review in-depth clinical information, latest medical news, ... Emergent Management of Acute Otitis Media * Middle Ear, Acute Otitis Media, Surgical Treatment ...
Otitis media with effusion (OME) is thick or sticky fluid behind the eardrum in the middle ear. It occurs without an ear ... Otitis media with effusion (OME) is thick or sticky fluid behind the eardrum in the middle ear. It occurs without an ear ... OME; Secretory otitis media; Serous otitis media; Silent otitis media; Silent ear infection; Glue ear ... Acute otitis media and otitis media with effusion. In: Flint PW, Francis HW, Haughey BH, et al, eds. Cummings Otolaryngology: ...
... acute otitis media (AOM), defined by convention as the first 3 weeks of a process in which the middle ear shows the signs and ... encoded search term (Acute Otitis Media) and Acute Otitis Media What to Read Next on Medscape ... Megged O, Abdulgany S, Bar-Meir M. Does Acute Otitis Media in the First Month of Life Increase the Risk for Recurrent Otitis?. ... The natural history of a treated episode of acute otitis media. Pediatrics. 1996; 98(5): 968-7. View Media Gallery ...
... they usually mean otitis media rather than swimmers ear (or otitis externa). Otitis media with effusion is when noninfected ... When a child has an ear infection (also called otitis media), the middle ear fills with pus (infected fluid). The pus pushes on ... In kids who have otitis media with effusion, the fluid behind the eardrum can block sound, so mild temporary hearing loss can ... The type of otitis affects treatment options. Not all kinds need to be treated with antibiotics. Because most ear infections ...
Acute otitis media (AOM) is the most common diagnosis in childhood acute sick visits. By three years of age, 50% to 85% of ... symptomatic children with moderate to severe bulging of the tympanic membrane or new-onset otorrhea not caused by acute otitis ... and contralateral otitis media.10 Children younger than two years with bilateral otitis media or otitis media with otorrhea ... Otitis media with effusion is often misdiagnosed as AOM. Otitis media with effusion can be distinguished on physical ...
Data sources: We searched the Cochrane Controlled Trials Register using the terms otitis media; otitis media with effusion; ... Steroids for otitis media with effusion: a systematic review Arch Pediatr Adolesc Med. 2001 Jun;155(6):641-7. doi: 10.1001/ ... Background: Otitis media with effusion (OME) is common and may cause hearing loss with associated delayed language development ...
... KA Cox. ,1G Al-Rawahi. ,1and TR ... and reproduction in any medium, provided the original work is properly cited. ...
Almost all children have one or more bouts of otitis media before age six. Children who have acute otitis media before six ... Ear infection or acute otitis media is an infection of the middle ear.. Acute otitis media (ear infection) describes ... Young children with otitis media may be irritable, fussy, or have problems feeding or sleeping. Older children may complain ... In addition to increasing the chance for acute otitis media, falling asleep with milk in the mouth increases the incidence of ...
Fluid in the space behind the eardrum (middle ear) is called otitis media with effusion. It occurs when a eustachian tube ( ...
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Objectives: The aim of this study is to verify the critical role of adenoid hypertrophy and otitis media with effusion in adult ... Read more about What is Critical Diagnostic Role of Adenoid Hypertrophy and Adult-Onset Otitis Media with Effusion in ... What is Critical Diagnostic Role of Adenoid Hypertrophy and Adult-Onset Otitis Media with Effusion in Clinically Asymptomatic ... biopsies to diagnose suspected malignity in adult patients with adenoid hypertrophy whit/without synchronous otitis media with ...
What is Acute Otitis Media?. Acute otitis media is a frequent bacterial or viral infection which affects the middle ear, the ... Browse Articles » Health & Medical » Acute Otitis Media (Middle Ear Infection) -.... Acute Otitis Media (Middle Ear Infection ... Today we are going to talk about acute otitis media and how it can be treated. ... Otitis Externa: Infection or inflammation of the external ear canal (swimmers ear ...
See Otitis Media - Acute various therapeutic strategies, side effects and dosage guidelines , MIMS Singapore ... Otitis media is a general term used to describe inflammation of the middle ear which may be caused by an acute infection.. The ...
Related topic: acute otitis media. Codes. Copy. ICD10CM:. H65.20 - Chronic serous otitis media, unspecified ear. SNOMEDCT:. ... including chronic suppurative otitis media (CSOM) and chronic otitis media with effusion (COME). CSOM presents with ongoing ... Chronic otitis media Print Patient Handout Images (3) Contributors: Paul C. Bryson MD, MBA, Eric Ingerowski MD, FAAP. Other ... Chronic otitis media is a condition that encompasses a group of chronic inflammatory conditions of the middle ear, ...
... chronic otitis and cholesteatoma will be reviewed. Topics to be discussed include the symptoms and signs, audiologic profile ... Chronic Otitis Media and Cholesteatoma Course: #27431Level: Intermediate 1 Hour 782 Reviews ... If you are in clinic I believe everyone should see this course to help better identify otitis medias and cholesteatomas. Dr. ... participants will be able to describe the definition and treatment options for chronic suppurative otitis media. ...
A mouse model for acute otitis media.. *Mark. Melhus, Åsa LU and Ryan, Allen F (2003) In APMIS : acta pathologica, ... A mouse model for acute otitis media.}}, url = {{http://dx.doi.org/10.1034/j.1600-0463.2003.1111012.x}}, doi = {{10.1034/j.1600 ...
Adenoidectomy versus chemoprophylaxis and placebo for recurrent acute otitis media in children aged under 2 years: randomised ... Adenoidectomy versus chemoprophylaxis and placebo for recurrent acute otitis media in children aged under 2 years: randomised ... Adenoidectomy versus chemoprophylaxis and placebo for recurrent acute otitis media in children aged under 2 years: randomised ... Adenoidectomy versus chemoprophylaxis and placebo for recurrent acute otitis media in children aged under 2 years: randomised ...
... Otitis media is an infection or inflammation of the middle ear, and its fairly common -- ... In fact, its estimated that one-third of the child population will experience six or more episodes of otitis media before ... For more information on nonsurgical alternatives for resolving otitis media, contact your doctor of chiropractic. And for ... Adenoidectomy and adenotonsillectomy for recurrent acute otitis media. Journal of the American Medical Association, Sept. 8, ...
2/3 of all children have had otitis media by the age of 2. Causes of otitis media and several types of otitis media Otitis ... Some in depth knowledge about otitis media What is otitis media Otitis media is a disease in the middle part of the ear where ... Otitis media can also be of allergic origine. Characteristics and symptoms of otitis media The inflammation causes tissue to ... Recurrent serous otitis media caused by toncil infections is sometimes treated with toncilectomy. Secretory otitis media In ...
Acute Otitis Media) - Learn about the causes, symptoms, diagnosis & treatment from the Merck Manuals - Medical Consumer Version ... "Media" means middle, and "otitis" means inflamed ear, so doctors call this infection otitis media. Its "acute" when it happens ... Acute otitis media is a painful type of ear infection in your middle ear. It happens suddenly and usually gets better quickly. ... A hole in the eardrum that keeps draining fluid (chronic ear infection Chronic Ear Infection (Chronic Otitis Media) Your middle ...
Expression of receptor CD23+ on B lymphocytes in hypertrophied adenoids of children with otitis media with effusion]. Download ... AdenoidsAdolescentAntigens, CD19ChildChild, PreschoolFemaleFlow CytometryGene ExpressionHumansHypertrophyInfantMaleOtitis Media ... Expression Fas and FasL antigen protein of lymphocytes T and B in hypertrophied adenoid in children with otitis media with ... Expression of receptor CD23+ on B lymphocytes in hypertrophied adenoids of children with otitis media with effusion].. ...
Finnish Otitis Media Study Group. Efficacy of a pneumococcal conjugate vaccine against acute otitis media. N Engl J Med 2001; ... Otitis media (OM) is the most common paediatric diagnosis made in physician office practices1 2 and the leading cause of ... Epidemiology of otitis media during the first seven years of life in children in greater Boston: a prospective, cohort study. J ... Management of acute otitis media after publication of the 2004 AAP and AAFP clinical practice guideline. Pediatrics 2010;125: ...
Otitis 382.9. *. media (hemorrhagic) (staphylococcal) (streptococcal) 382.9. *. acute 382.9. *. with effusion 381.00. ... Short description: Ac supp otitis media NOS.. *ICD-9-CM 382.00 is a billable medical code that can be used to indicate a ... Acute suppurative otitis media without spontaneous rupture of eardrum. * ... 2015/16 ICD-10-CM H66.009 Acute suppurative otitis media without spontaneous rupture of ear drum, unspecified ear ...
... otitis media How to cite this article. Fernández Rodríguez M, Orejón de Luna G. Lactante con otitis frecuentes: ¿qué puede ... Adenoidectomía para la otitis media en niños (Revision Cochrane traducida). En: La Biblioteca Cochrane Plus 2010 Número 1. ... A systematic review of the effect of tympanostomy tubes in children with recurrent acute otitis media. Int J Pediatr ... McDonald Stephen, Langton Hewer Claire D, Nunez Desmond A. Drenajes timpánicos (tubos de ventilación) para la otitis media ...
Key words: Otitis Media/prevention and control; Xylitol/ administration and dosage How to cite this article. García Vera C, ... García Vera C, Llerena Santa Cruz E. ¿Es útil el xilitol para prevenir episodios de otitis media aguda? Evid Pediatr. 2014;10: ... Uhari M, Kontiokari T, Koskela M, Niemelä M. Xylitol chewing gum in prevention of acute otitis media: double blind randomised ... Xylitol for preventing acute otitis media in children up to 12 years of age. Cochrane Database of Systematic Reviews 2011, ...
Vitamin D seems promising for Otitis Media - Review July 2019. Vitamin D and Otitis Media Current Allergy and Asthma Reports, ... Vitamin D seems promising for Otitis Media - Review July 2019 *Vitamin D Supplementation Reduces the Risk of Acute Otitis Media ... Also, subgroup analysis was performed addressing to the complete recovery otitis media with effusion and chronic otitis media ... including otitis media. Vitamin D supplementation may reduce the risk of otitis media. This relationship may be explained by ...
... that persistent otitis media with effusion in young children would impair several aspects of development unless the effusions ...
Learn about the veterinary topic of Otitis Media and Interna in Dogs. Find specific details on this topic and related topics ... Also see professional content regarding otitis media and interna Otitis Media and Interna in Animals Otitis media, inflammation ... The signs of otitis media may be similar to those of otitis externa Ear Infections and Otitis Externa in Dogs The tubular ... Otitis Media and Interna in Dogs By Karen A. Moriello , DVM, DACVD, Department of Medical Sciences, School of Veterinary ...

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