The repetitive uterine contraction during childbirth which is associated with the progressive dilation of the uterine cervix (CERVIX UTERI). Successful labor results in the expulsion of the FETUS and PLACENTA. Obstetric labor can be spontaneous or induced (LABOR, INDUCED).
Medical problems associated with OBSTETRIC LABOR, such as BREECH PRESENTATION; PREMATURE OBSTETRIC LABOR; HEMORRHAGE; or others. These complications can affect the well-being of the mother, the FETUS, or both.
Onset of OBSTETRIC LABOR before term (TERM BIRTH) but usually after the FETUS has become viable. In humans, it occurs sometime during the 29th through 38th week of PREGNANCY. TOCOLYSIS inhibits premature labor and can prevent the BIRTH of premature infants (INFANT, PREMATURE).
Artificially induced UTERINE CONTRACTION. Generally, LABOR, OBSTETRIC is induced with the intent to cause delivery of the fetus and termination of pregnancy.
The beginning of true OBSTETRIC LABOR which is characterized by the cyclic uterine contractions of increasing frequency, duration, and strength causing CERVICAL DILATATION to begin (LABOR STAGE, FIRST ).
Pain associated with OBSTETRIC LABOR in CHILDBIRTH. It is caused primarily by UTERINE CONTRACTION as well as pressure on the CERVIX; BLADDER; and the GASTROINTESTINAL TRACT. Labor pain mostly occurs in the ABDOMEN; the GROIN; and the BACK.
Allowing a woman to be in LABOR, OBSTETRIC long enough to determine if vaginal birth may be anticipated.
The status during which female mammals carry their developing young (EMBRYOS or FETUSES) in utero before birth, beginning from FERTILIZATION to BIRTH.
The position or orientation of the FETUS at near term or during OBSTETRIC LABOR, determined by its relation to the SPINE of the mother and the birth canal. The normal position is a vertical, cephalic presentation with the fetal vertex flexed on the NECK.
The final period of OBSTETRIC LABOR that is from the expulsion of the FETUS to the expulsion of the PLACENTA.
Delivery of the FETUS and PLACENTA under the care of an obstetrician or a health worker. Obstetric deliveries may involve physical, psychological, medical, or surgical interventions.
Extraction of the FETUS by means of abdominal HYSTEROTOMY.
Drugs that stimulate contraction of the myometrium. They are used to induce LABOR, OBSTETRIC at term, to prevent or control postpartum or postabortion hemorrhage, and to assess fetal status in high risk pregnancies. They may also be used alone or with other drugs to induce abortions (ABORTIFACIENTS). Oxytocics used clinically include the neurohypophyseal hormone OXYTOCIN and certain prostaglandins and ergot alkaloids. (From AMA Drug Evaluations, 1994, p1157)
The smooth muscle coat of the uterus, which forms the main mass of the organ.
The relief of pain without loss of consciousness through the introduction of an analgesic agent into the epidural space of the vertebral canal. It is differentiated from ANESTHESIA, EPIDURAL which refers to the state of insensitivity to sensation.
Contraction of the UTERINE MUSCLE.
CHILDBIRTH at the end of a normal duration of PREGNANCY, between 37 to 40 weeks of gestation or about 280 days from the first day of the mother's last menstrual period.
Drugs that prevent preterm labor and immature birth by suppressing uterine contractions (TOCOLYSIS). Agents used to delay premature uterine activity include magnesium sulfate, beta-mimetics, oxytocin antagonists, calcium channel inhibitors, and adrenergic beta-receptor agonists. The use of intravenous alcohol as a tocolytic is now obsolete.
A change in the CERVIX UTERI with respect to its readiness to relax. The cervix normally becomes softer, more flexible, more distensible, and shorter in the final weeks of PREGNANCY. These cervical changes can also be chemically induced (LABOR, INDUCED).
The innermost membranous sac that surrounds and protects the developing embryo which is bathed in the AMNIOTIC FLUID. Amnion cells are secretory EPITHELIAL CELLS and contribute to the amniotic fluid.
The process of giving birth to one or more offspring.
Physiologic or biochemical monitoring of the fetus. It is usually done during LABOR, OBSTETRIC and may be performed in conjunction with the monitoring of uterine activity. It may also be performed prenatally as when the mother is undergoing surgery.
The thin layers of tissue that surround the developing embryo. There are four extra-embryonic membranes commonly found in VERTEBRATES, such as REPTILES; BIRDS; and MAMMALS. They are the YOLK SAC, the ALLANTOIS, the AMNION, and the CHORION. These membranes provide protection and means to transport nutrients and wastes.
A term used to describe pregnancies that exceed the upper limit of a normal gestational period. In humans, a prolonged pregnancy is defined as one that extends beyond 42 weeks (294 days) after the first day of the last menstrual period (MENSTRUATION), or birth with gestational age of 41 weeks or more.
INFLAMMATION of the placental membranes (CHORION; AMNION) and connected tissues such as fetal BLOOD VESSELS and UMBILICAL CORD. It is often associated with intrauterine ascending infections during PREGNANCY.
Spontaneous tearing of the membranes surrounding the FETUS any time before the onset of OBSTETRIC LABOR. Preterm PROM is membrane rupture before 37 weeks of GESTATION.
A clear, yellowish liquid that envelopes the FETUS inside the sac of AMNION. In the first trimester, it is likely a transudate of maternal or fetal plasma. In the second trimester, amniotic fluid derives primarily from fetal lung and kidney. Cells or substances in this fluid can be removed for prenatal diagnostic tests (AMNIOCENTESIS).
Results of conception and ensuing pregnancy, including LIVE BIRTH; STILLBIRTH; SPONTANEOUS ABORTION; INDUCED ABORTION. The outcome may follow natural or artificial insemination or any of the various ASSISTED REPRODUCTIVE TECHNIQUES, such as EMBRYO TRANSFER or FERTILIZATION IN VITRO.
The number of offspring a female has borne. It is contrasted with GRAVIDITY, which refers to the number of pregnancies, regardless of outcome.
Measurement or recording of contraction activity of the uterine muscle. It is used to determine progress of LABOR, OBSTETRIC and assess status of pregnancy. It is also used in conjunction with FETAL MONITORING to determine fetal response to stress of maternal uterine contractions.
A variety of anesthetic methods such as EPIDURAL ANESTHESIA used to control the pain of childbirth.
The age of the conceptus, beginning from the time of FERTILIZATION. In clinical obstetrics, the gestational age is often estimated as the time from the last day of the last MENSTRUATION which is about 2 weeks before OVULATION and fertilization.
The neck portion of the UTERUS between the lower isthmus and the VAGINA forming the cervical canal.
Delivery of an infant through the vagina in a female who has had a prior cesarean section.
A method, developed by Dr. Virginia Apgar, to evaluate a newborn's adjustment to extrauterine life. Five items - heart rate, respiratory effort, muscle tone, reflex irritability, and color - are evaluated 60 seconds after birth and again five minutes later on a scale from 0-2, 0 being the lowest, 2 being normal. The five numbers are added for the Apgar score. A score of 0-3 represents severe distress, 4-7 indicates moderate distress, and a score of 7-10 predicts an absence of difficulty in adjusting to extrauterine life.
Excess blood loss from uterine bleeding associated with OBSTETRIC LABOR or CHILDBIRTH. It is defined as blood loss greater than 500 ml or of the amount that adversely affects the maternal physiology, such as BLOOD PRESSURE and HEMATOCRIT. Postpartum hemorrhage is divided into two categories, immediate (within first 24 hours after birth) or delayed (after 24 hours postpartum).
The state of being engaged in an activity or service for wages or salary.
Slow or difficult OBSTETRIC LABOR or CHILDBIRTH.
Any drug treatment modality designed to inhibit UTERINE CONTRACTION. It is used in pregnant women to arrest PREMATURE LABOR.
A complete separation or tear in the wall of the UTERUS with or without expulsion of the FETUS. It may be due to injuries, multiple pregnancies, large fetus, previous scarring, or obstruction.
An infant during the first month after birth.
The last third of a human PREGNANCY, from the beginning of the 29th through the 42nd completed week (197 to 294 days) of gestation.
Labor and delivery without medical intervention, usually involving RELAXATION THERAPY.
The practice of assisting women in childbirth.
Conditions or pathological processes associated with pregnancy. They can occur during or after pregnancy, and range from minor discomforts to serious diseases that require medical interventions. They include diseases in pregnant females, and pregnancies in females with diseases.
A narcotic analgesic that can be used for the relief of most types of moderate to severe pain, including postoperative pain and the pain of labor. Prolonged use may lead to dependence of the morphine type; withdrawal symptoms appear more rapidly than with morphine and are of shorter duration.
The outermost extra-embryonic membrane surrounding the developing embryo. In REPTILES and BIRDS, it adheres to the shell and allows exchange of gases between the egg and its environment. In MAMMALS, the chorion evolves into the fetal contribution of the PLACENTA.
A widely used local anesthetic agent.
Measurement of the dimensions and capacity of the pelvis. It includes cephalopelvimetry (measurement of fetal head size in relation to maternal pelvic capacity), a prognostic guide to the management of LABOR, OBSTETRIC associated with disproportion.
A nursing specialty involving nursing care given to the pregnant patient before, after, or during childbirth.
An opioid analgesic that is used as an adjunct in anesthesia, in balanced anesthesia, and as a primary anesthetic agent.
Procedure in which an anesthetic is injected into the epidural space.
A highly vascularized mammalian fetal-maternal organ and major site of transport of oxygen, nutrients, and fetal waste products. It includes a fetal portion (CHORIONIC VILLI) derived from TROPHOBLASTS and a maternal portion (DECIDUA) derived from the uterine ENDOMETRIUM. The placenta produces an array of steroid, protein and peptide hormones (PLACENTAL HORMONES).
A parameter usually used in PRENATAL ULTRASONOGRAPHY to measure the length of the uterine neck (CERVIX UTERI). Cervical length or its shortening is used to identify and prevent early cervical opening and PRETERM BIRTH.
The hollow thick-walled muscular organ in the female PELVIS. It consists of the fundus (the body) which is the site of EMBRYO IMPLANTATION and FETAL DEVELOPMENT. Beyond the isthmus at the perineal end of fundus, is CERVIX UTERI (the neck) opening into VAGINA. Beyond the isthmi at the upper abdominal end of fundus, are the FALLOPIAN TUBES.
Cell surface proteins that bind oxytocin with high affinity and trigger intracellular changes which influence the behavior of cells. Oxytocin receptors in the uterus and the mammary glands mediate the hormone's stimulation of contraction and milk ejection. The presence of oxytocin and oxytocin receptors in neurons of the brain probably reflects an additional role as a neurotransmitter.
The co-occurrence of pregnancy and an INFECTION. The infection may precede or follow FERTILIZATION.
Special hospitals which provide care to women during pregnancy and parturition.
CHILDBIRTH before 37 weeks of PREGNANCY (259 days from the first day of the mother's last menstrual period, or 245 days after FERTILIZATION).
A nonreassuring fetal status (NRFS) indicating that the FETUS is compromised (American College of Obstetricians and Gynecologists 1988). It can be identified by sub-optimal values in FETAL HEART RATE; oxygenation of FETAL BLOOD; and other parameters.
Failure of the UTERUS to contract with normal strength, duration, and intervals during childbirth (LABOR, OBSTETRIC). It is also called uterine atony.
The body region lying between the genital area and the ANUS on the surface of the trunk, and to the shallow compartment lying deep to this area that is inferior to the PELVIC DIAPHRAGM. The surface area is between the VULVA and the anus in the female, and between the SCROTUM and the anus in the male.
An incision of the posterior vaginal wall and a portion of the pudenda which enlarges the vaginal introitus to facilitate delivery and prevent lacerations.
An adrenergic beta-2 agonist used to control PREMATURE LABOR.
Death of the developing young in utero. BIRTH of a dead FETUS is STILLBIRTH.
A medical-surgical specialty concerned with management and care of women during pregnancy, parturition, and the puerperium.
Extraction of the fetus by abdominal hysterotomy anytime following a previous cesarean.
The heart rate of the FETUS. The normal range at term is between 120 and 160 beats per minute.
A synthetic analog of natural prostaglandin E1. It produces a dose-related inhibition of gastric acid and pepsin secretion, and enhances mucosal resistance to injury. It is an effective anti-ulcer agent and also has oxytocic properties.
Percutaneous transabdominal puncture of the uterus during pregnancy to obtain amniotic fluid. It is commonly used for fetal karyotype determination in order to diagnose abnormal fetal conditions.
The state of not being engaged in a gainful occupation.
Hospital department responsible for the administration and management of services provided for obstetric and gynecologic patients.
Care provided the pregnant woman in order to prevent complications, and decrease the incidence of maternal and prenatal mortality.
The hormone-responsive glandular layer of ENDOMETRIUM that sloughs off at each menstrual flow (decidua menstrualis) or at the termination of pregnancy. During pregnancy, the thickest part of the decidua forms the maternal portion of the PLACENTA, thus named decidua placentalis. The thin portion of the decidua covering the rest of the embryo is the decidua capsularis.
Drugs that block nerve conduction when applied locally to nerve tissue in appropriate concentrations. They act on any part of the nervous system and on every type of nerve fiber. In contact with a nerve trunk, these anesthetics can cause both sensory and motor paralysis in the innervated area. Their action is completely reversible. (From Gilman AG, et. al., Goodman and Gilman's The Pharmacological Basis of Therapeutics, 8th ed) Nearly all local anesthetics act by reducing the tendency of voltage-dependent sodium channels to activate.
The visualization of tissues during pregnancy through recording of the echoes of ultrasonic waves directed into the body. The procedure may be applied with reference to the mother or the fetus and with reference to organs or the detection of maternal or fetal disease.
The number of pregnancies, complete or incomplete, experienced by a female. It is different from PARITY, which is the number of offspring borne. (From Stedman, 26th ed)
A glucocorticoid given orally, parenterally, by local injection, by inhalation, or applied topically in the management of various disorders in which corticosteroids are indicated. Its lack of mineralocorticoid properties makes betamethasone particularly suitable for treating cerebral edema and congenital adrenal hyperplasia. (From Martindale, The Extra Pharmacopoeia, 30th ed, p724)
In females, the period that is shortly after giving birth (PARTURITION).
Removal of the fetus from the uterus or vagina at or near the end of pregnancy with a metal traction cup that is attached to the fetus' head. Negative pressure is applied and traction is made on a chain passed through the suction tube. (From Stedman, 26th ed & Dorland, 28th ed)
The care of women and a fetus or newborn given before, during, and after delivery from the 28th week of gestation through the 7th day after delivery.
Compounds with activity like OPIATE ALKALOIDS, acting at OPIOID RECEPTORS. Properties include induction of ANALGESIA or NARCOSIS.
Elements of limited time intervals, contributing to particular results or situations.
Antimuscarinic quaternary ammonium derivative of scopolamine used to treat cramps in gastrointestinal, urinary, uterine, and biliary tracts, and to facilitate radiologic visualization of the gastrointestinal tract.
Disorders or diseases associated with PUERPERIUM, the six-to-eight-week period immediately after PARTURITION in humans.
Professional nurses who have received postgraduate training in midwifery.
Unforeseen occurrences, especially injuries in the course of work-related activities.
Observation of a population for a sufficient number of persons over a sufficient number of years to generate incidence or mortality rates subsequent to the selection of the study group.
Childbirth taking place in the home.
Diseases of newborn infants present at birth (congenital) or developing within the first month of birth. It does not include hereditary diseases not manifesting at birth or within the first 30 days of life nor does it include inborn errors of metabolism. Both HEREDITARY DISEASES and METABOLISM, INBORN ERRORS are available as general concepts.
A malpresentation of the FETUS at near term or during OBSTETRIC LABOR with the fetal cephalic pole in the fundus of the UTERUS. There are three types of breech: the complete breech with flexed hips and knees; the incomplete breech with one or both hips partially or fully extended; the frank breech with flexed hips and extended knees.
The event that a FETUS is born dead or stillborn.
The promotion and maintenance of physical and mental health in the work environment.
Pregnancy in which the mother and/or FETUS are at greater than normal risk of MORBIDITY or MORTALITY. Causes include inadequate PRENATAL CARE, previous obstetrical history (ABORTION, SPONTANEOUS), pre-existing maternal disease, pregnancy-induced disease (GESTATIONAL HYPERTENSION), and MULTIPLE PREGNANCY, as well as advanced maternal age above 35.
The process of bearing developing young (EMBRYOS or FETUSES) in utero in non-human mammals, beginning from FERTILIZATION to BIRTH.
Hospital units equipped for childbirth.
A potent narcotic analgesic, abuse of which leads to habituation or addiction. It is primarily a mu-opioid agonist. Fentanyl is also used as an adjunct to general anesthetics, and as an anesthetic for induction and maintenance. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1078)
The thick green-to-black mucilaginous material found in the intestines of a full-term fetus. It consists of secretions of the INTESTINAL GLANDS; BILE PIGMENTS; FATTY ACIDS; AMNIOTIC FLUID; and intrauterine debris. It constitutes the first stools passed by a newborn.
The middle third of a human PREGNANCY, from the beginning of the 15th through the 28th completed week (99 to 196 days) of gestation.
Methods and procedures for the diagnosis of conditions related to pregnancy, labor, and the puerperium and of diseases of the female genitalia. It includes also demonstration of genital and pregnancy physiology.
Mechanical or anoxic trauma incurred by the infant during labor or delivery.
Scales, questionnaires, tests, and other methods used to assess pain severity and duration in patients or experimental animals to aid in diagnosis, therapy, and physiological studies.
Inflammation of the ENDOMETRIUM, usually caused by intrauterine infections. Endometritis is the most common cause of postpartum fever.
Surgical instrument designed to extract the newborn by the head from the maternal passages without injury to it or the mother.
Free-standing facilities that provide prenatal, childbirth, and postnatal care and usually incorporate family-centered maternity care concepts and practices.
The age of the mother in PREGNANCY.
Respiratory failure in the newborn. (Dorland, 27th ed)

Delay of preterm delivery in sheep by omega-3 long-chain polyunsaturates. (1/868)

A positive correlation has been shown between dietary intake of long-chain omega-3 fatty acids in late pregnancy and gestation length in pregnant women and experimental animals. To determine whether omega-3 fatty acids have an effect on preterm labor in sheep, a fish oil concentrate emulsion was continuously infused to six pregnant ewes from 124 days gestational age. At 125 days, betamethasone was administered to the fetus to produce preterm labor. Both the onset of labor and the time of delivery were delayed by the fish oil emulsion. Two of the omega-3-infused ewes reverted from contractions to nonlabor, an effect never previously observed for experimental glucocorticoid-induced preterm labor in sheep. Maternal plasma estradiol and maternal and fetal prostaglandin E2 rose in control ewes but not in those infused with omega-3 fatty acid. The ability of omega-3 fatty acids to delay premature delivery in sheep indicates their possible use as tocolytics in humans. Premature labor is the major cause of neonatal death and long-term disability, and these studies present information that may lead to a novel therapeutic regimen for the prevention of preterm delivery in human pregnancy.  (+info)

Preterm labor. (2/868)

Preterm labor is the leading cause of perinatal morbidity and mortality in the United States. It is characterized by cervical effacement and/or dilatation and increased uterine irritability before 37 weeks of gestation. Women with a history of preterm labor are at greatest risk. Strategies for reducing the incidence of preterm labor and delivery have focused on educating both physicians and patients about the risks for preterm labor and methods of detecting preterm cervical dilatation. Methods used to predict preterm labor include weekly cervical assessment, transvaginal ultrasonography, detection of fetal fibronectin and home uterine activity monitoring. As yet, it is unclear if any of these strategies should be routinely employed. At present, management of preterm labor may include the use of tocolytic agents, corticosteroids and antibiotics.  (+info)

Prostaglandin endoperoxide H synthase mRNA expression in the human amnion and decidua during pregnancy and in the amnion at preterm labour. (3/868)

We have examined the expression of prostaglandin endoperoxide H synthase (PGHS) isoenzymes in the amnion and the decidua during gestation, and the abundance of PGHS mRNA in the amnion at idiopathic preterm labour. PGHS-1 and -2 mRNA abundance in the amnion, determined with ribonuclease protection assays, was significantly (P< 0.05) higher at term than earlier during pregnancy. In contrast, neither PGHS-1 and -2 mRNA values, nor PGHS-specific activity, measured with a cell-free assay, was different in the decidua at term as compared to earlier gestational ages. In individual term patients, PGHS-2 mRNA values in the amnion were positively correlated with PGHS-2 mRNA values in the chorion laeve. PGHS-1 and -2 mRNA abundance was higher (P < 0.05) in the amnion after idiopathic preterm labour than in the absence of labour at the same gestational age (28-35 weeks). Thus, PGHS-1 and -2 are induced in the amnion at term. Furthermore, amniotic PGHS-2 changes in co-ordination with PGHS-2 concentrations in the chorion laeve. PGHS is not induced in the decidua at term. Increased amniotic PGHS expression may contribute to the enhanced intrauterine prostaglandin synthesis before term labour. Both PGHS isoenzymes may participate in the increase of PGHS activity in the amnion at preterm birth.  (+info)

Identification and case management in an HMO of patients at risk of preterm labor. (4/868)

We carried out a study of pregnant patients in a health maintenance organization to identify and provide case management of women at risk of preterm labor and to determine important risk factors for preterm labor in a managed care population. Data were collected on 794 women who completed an initial prenatal care visit at HealthAmerica of Pittsburgh between July 15, 1994, and March 31, 1995, and delivered at a local Pittsburgh hospital. The patients were assessed during an initial call to schedule their first prenatal visit and also at the 8- to 15-week and 24- to 28-week prenatal visits. Patients scoring 10 or higher on the risk assessment form were referred to a nurse case manager who provided education and support. Results of a logistic regression analysis suggest that the risk assessment tool was effective in identifying women at risk for preterm labor. "Physical/stressful work", as assessed by the patient, history of a prior preterm birth, and multiple gestation were all statistically significant predictors of preterm birth. Further research is needed to confirm the finding that physical or stressful work is a significant predictor of preterm births and to determine which aspects of the work may increase the patient's risk. This study was based on 8 months of data; however, additional program implementation is needed to evaluate fully the potential long-term benefits of the program.  (+info)

The effects on fetal development of high alpha-fetoprotein and maternal smoking. (5/868)

OBJECTIVES: This study determined the risk of impaired fetal growth resulting from the interaction between maternal smoking during pregnancy and unexplained elevated concentrations of maternal serum alpha-fetoprotein (MSAFP). METHODS: This observational study involved 123 pregnant smokers with unexplained second-trimester elevated concentrations of MSAFP, 827 smokers with normal levels, and 471 nonsmokers with raised levels. RESULTS: By logistic regression, coincident smoking and elevated MSAFP levels were found to be associated with increases in the low basic risks of prematurity, small-for-gestational-age births, low birthweight, and need for neonatal care. CONCLUSIONS: Maternal smoking has an adverse effect on fetal development in pregnancies with unexplained elevated MSAFP concentrations. Such pregnancies merit close surveillance.  (+info)

Chemical hair treatments and adverse pregnancy outcome among Black women in central North Carolina. (6/868)

Several studies suggest that toxic chemicals in hair products may be absorbed through the scalp in sufficient amounts to increase the risks of adverse health effects in women or their infants. This case-control study of 525 Black women from three counties in North Carolina who had delivered a singleton, liveborn infant examined whether exposure to chemicals used in hair straightening and curling increased the odds that the infant was preterm or low birth weight. Cases consisted of 188 preterm and 156 low birth weight births (for 123 women, their infant was both low birth weight and preterm). Controls were 304 women who delivered term and normal birth weight infants. Women who used a chemical hair straightener at any time during pregnancy or within 3 months prior to conception had an adjusted odds ratios (OR) of 0.7 (95% confidence interval (CI) 0.4-1.1) for preterm birth and 0.6 (95% CI 0.4-1.1) for low birth weight. Exposure to chemical curl products was also not associated with preterm delivery (adjusted OR = 0.9, 95% CI 0.5-1.8) or low birth weight (adjusted OR = 1.0, 95% CI 0.5-1.9). Despite this failure to find an association, continued search for risk factors to which Black women are uniquely exposed is warranted.  (+info)

Utilization of endoscopic inoculation in a mouse model of intrauterine infection-induced preterm birth: role of interleukin 1beta. (7/868)

A novel murine model of intrauterine infection/inflammation-induced preterm birth based on direct endoscopic intracervical inoculation is described. Using this model, we investigated infection-induced premature pregnancy loss in normal and interleukin (IL) 1beta-deficient mice. Seventy-four CD-1, HS, C57BL/6J wild type (IL-1beta+/+), and C57BL/6J IL-1beta-deficient (IL-1beta-/-) mice were inoculated intracervically using a micro-endoscope, at a time corresponding to 70% of average gestation. Intracervical injection of lipopolysaccharide (LPS) or Escherichia coli reliably induced premature birth: 100% of mice intracervically injected with LPS and 92% of mice with a positive endometrial E. coli culture delivered prematurely within 36 h after inoculation. No losses were observed in mice inoculated with saline. Pregnancy loss was associated with increased uterine tissue cyclooxygenase-2 gene expression and uterine content of IL-1beta, tumor necrosis factor alpha, macrophage inflammatory protein-1alpha, and IL-6, as well as elevation of nuclear factor-kappaB activity in uterine tissues. Although IL-1beta-/- mice exhibited decreased uterine cytokine production in response to bacteria and LPS, IL-1beta deficiency did not affect the rate of pregnancy loss. This model using direct intracervical bacterial or LPS inoculation is useful for studying preterm pregnancy loss in genetically altered mice in order to develop novel interventions for infection-associated preterm labor.  (+info)

A murine model for the study of Chlamydia trachomatis genital infections during pregnancy. (8/868)

Pregnant BALB/c mice were inoculated intravaginally on day 5 of gestation with the Chlamydia trachomatis mouse pneumonitis biovar. Animals that received 10(5), 10(6), or 10(7) inclusion-forming units (IFU) of C. trachomatis delivered prematurely on days 15 to 16 of gestation. A focal inflammatory infiltrate was observed in the wall of the uterus on the day 14 of gestation in animals inoculated with 10(5) IFU. In this group of mice, immunohistochemical analysis showed chlamydial inclusions in the endometrium and fetal membranes.  (+info)

'Labor, Obstetric' refers to the physiological process that occurs during childbirth, leading to the expulsion of the fetus from the uterus. It is divided into three stages:

1. The first stage begins with the onset of regular contractions and cervical dilation and effacement (thinning and shortening) until full dilation is reached (approximately 10 cm). This stage can last from hours to days, particularly in nulliparous women (those who have not given birth before).
2. The second stage starts with complete cervical dilation and ends with the delivery of the baby. During this stage, the mother experiences strong contractions that help push the fetus down the birth canal. This stage typically lasts from 20 minutes to two hours but can take longer in some cases.
3. The third stage involves the delivery of the placenta (afterbirth) and membranes, which usually occurs within 15-30 minutes after the baby's birth. However, it can sometimes take up to an hour for the placenta to be expelled completely.

Obstetric labor is a complex process that requires careful monitoring and management by healthcare professionals to ensure the safety and well-being of both the mother and the baby.

Obstetric labor complications refer to any physical or physiological difficulties that arise during the process of childbirth (labor) and can pose risks to the health of the mother, baby, or both. These complications may result from various factors such as pre-existing medical conditions, fetal distress, prolonged labor, abnormal positioning of the fetus, or issues related to the size or weight of the baby.

Some examples of obstetric labor complications include:

1. Fetal distress: This occurs when the fetus is not receiving adequate oxygen supply or is in danger during labor. It can be caused by various factors such as umbilical cord compression, placental abruption, or maternal anemia.
2. Prolonged labor: When labor lasts for more than 20 hours in first-time mothers or more than 14 hours in subsequent pregnancies, it is considered prolonged labor. This can lead to fatigue, infection, and other complications for both the mother and baby.
3. Abnormal positioning of the fetus: Normally, the fetus should be positioned head-down (vertex) before delivery. However, if the fetus is in a breech or transverse position, it can lead to difficult labor and increased risk of complications during delivery.
4. Shoulder dystocia: This occurs when the baby's shoulders get stuck behind the mother's pubic bone during delivery, making it challenging to deliver the baby. It can cause injuries to both the mother and the baby.
5. Placental abruption: This is a serious complication where the placenta separates from the uterus before delivery, leading to bleeding and potential oxygen deprivation for the fetus.
6. Uterine rupture: A rare but life-threatening complication where the uterus tears during labor, causing severe bleeding and potentially endangering both the mother and baby's lives.
7. Preeclampsia/eclampsia: This is a pregnancy-related hypertensive disorder that can lead to complications such as seizures, organ failure, or even maternal death if left untreated.
8. Postpartum hemorrhage: Excessive bleeding after delivery can be life-threatening and requires immediate medical attention.
9. Infections: Maternal infections during pregnancy or childbirth can lead to complications for both the mother and baby, including preterm labor, low birth weight, and even fetal death.
10. Anesthesia complications: Adverse reactions to anesthesia during delivery can cause respiratory depression, allergic reactions, or other complications that may endanger the mother's life.

Premature obstetric labor, also known as preterm labor, is defined as regular contractions leading to cervical changes that begin before 37 weeks of gestation. This condition can result in premature birth and potentially complications for the newborn, depending on how early the delivery occurs. It's important to note that premature labor requires medical attention and intervention to try to stop or delay it, if possible, to allow for further fetal development.

Induced labor refers to the initiation of labor before it begins spontaneously, which is usually achieved through medical intervention. This process is initiated when there is a medically indicated reason to deliver the baby, such as maternal or fetal compromise, prolonged pregnancy, or reduced fetal movement. The most common methods used to induce labor include membrane stripping, prostaglandin administration, and oxytocin infusion. It's important to note that induced labor carries certain risks, including a higher chance of uterine hyperstimulation, infection, and the need for assisted vaginal delivery or cesarean section. Therefore, it should only be performed under the close supervision of a healthcare provider in a clinical setting.

Labor onset, also known as the start of labor, refers to the beginning of regular and coordinated uterine contractions that ultimately result in the delivery of a baby. This is usually marked by the presence of regular contractions that increase in intensity and frequency over time, along with cervical dilation and effacement (thinning and shortening of the cervix).

There are two types of labor onset: spontaneous and induced. Spontaneous labor onset occurs naturally, without any medical intervention, while induced labor onset is initiated by medical professionals using various methods such as medication or mechanical dilation of the cervix.

It's important to note that the onset of labor can be a challenging concept to define precisely, and different healthcare providers may use slightly different criteria to diagnose the start of labor.

Labor pain is the physiological discomfort and pain experienced by women during childbirth, typically beginning in the lower back and radiating to the abdomen as contractions become more intense and frequent. It's primarily caused by the contraction of uterine muscles, pressure on the cervix, and stretching of the vaginal tissues during labor and delivery.

The pain can vary greatly among individuals, ranging from mild to severe, and it may be influenced by factors such as fear, anxiety, cultural expectations, and previous childbirth experiences. Various methods, including pharmacological interventions (such as epidural anesthesia), non-pharmacological techniques (such as breathing exercises, relaxation techniques, and water immersion), and alternative therapies (such as acupuncture and massage) can be used to manage labor pain.

A "trial of labor" (ToL) is a medical term used to describe the attempt to deliver a baby vaginally, without the use of a cesarean section (C-section), after a previous C-section delivery. It's also sometimes referred to as "VBAC" (vaginal birth after cesarean). The decision to undergo a trial of labor is made after considering several factors, including the reason for the prior C-section, the woman's overall health and pregnancy complications, if any.

During a trial of labor, the healthcare provider will monitor both the mother and the baby closely for signs of distress or other complications that might require an emergency C-section. The success rate of a trial of labor varies depending on several factors, including the number of previous C-sections, the reason for those C-sections, and whether there are any additional risk factors present in the current pregnancy.

It's important to note that while a trial of labor can be successful and result in a vaginal delivery, it also carries some risks, such as the possibility of uterine rupture, which is a serious complication that requires immediate medical attention. Therefore, the decision to undergo a trial of labor should be made carefully and discussed thoroughly with a healthcare provider.

Pregnancy is a physiological state or condition where a fertilized egg (zygote) successfully implants and grows in the uterus of a woman, leading to the development of an embryo and finally a fetus. This process typically spans approximately 40 weeks, divided into three trimesters, and culminates in childbirth. Throughout this period, numerous hormonal and physical changes occur to support the growing offspring, including uterine enlargement, breast development, and various maternal adaptations to ensure the fetus's optimal growth and well-being.

'Labor presentation' is a term used in obstetrics to describe the part of the fetus that enters the mother's pelvis first during labor. This positioning determines the route the baby will take through the birth canal. The most common and uncomplicated presentation is vertex or cephalic presentation, where the baby's head is the presenting part. Other possible presentations include breech (buttocks or feet first), face, brow, and shoulder presentations, which can potentially lead to complications during delivery if not managed appropriately.

The third stage of labor is the period between the delivery of the baby and the expulsion of the placenta. It is also known as the afterbirth stage. This stage is typically completed within 5-30 minutes, but can take up to an hour. During this stage, the uterus continues to contract, causing the separation of the placenta from the uterine wall. Once separated, the placenta is expelled from the body with the help of contractions and a strong push from the mother. It is important for medical professionals to monitor this stage closely to ensure that the entire placenta is expelled and to manage any potential complications, such as heavy bleeding.

"Delivery, Obstetric" is a medical term that refers to the process of giving birth to a baby. It involves the passage of the fetus through the mother's vagina or via Caesarean section (C-section), which is a surgical procedure.

The obstetric delivery process typically includes three stages:

1. The first stage begins with the onset of labor and ends when the cervix is fully dilated.
2. The second stage starts with full dilation of the cervix and ends with the birth of the baby.
3. The third stage involves the delivery of the placenta, which is the organ that provides oxygen and nutrients to the developing fetus during pregnancy.

Obstetric delivery requires careful monitoring and management by healthcare professionals to ensure the safety and well-being of both the mother and the baby. Various interventions and techniques may be used during the delivery process to facilitate a safe and successful outcome, including the use of medications, assisted delivery with forceps or vacuum extraction, and C-section.

A Cesarean section, often referred to as a C-section, is a surgical procedure used to deliver a baby. It involves making an incision through the mother's abdomen and uterus to remove the baby. This procedure may be necessary when a vaginal delivery would put the mother or the baby at risk.

There are several reasons why a C-section might be recommended, including:

* The baby is in a breech position (feet first) or a transverse position (sideways) and cannot be turned to a normal head-down position.
* The baby is too large to safely pass through the mother's birth canal.
* The mother has a medical condition, such as heart disease or high blood pressure, that could make vaginal delivery risky.
* The mother has an infection, such as HIV or herpes, that could be passed to the baby during a vaginal delivery.
* The labor is not progressing and there are concerns about the health of the mother or the baby.

C-sections are generally safe for both the mother and the baby, but like any surgery, they do carry some risks. These can include infection, bleeding, blood clots, and injury to nearby organs. In addition, women who have a C-section are more likely to experience complications in future pregnancies, such as placenta previa or uterine rupture.

If you have questions about whether a C-section is necessary for your delivery, it's important to discuss your options with your healthcare provider.

Oxytocics are a class of medications that stimulate the contraction of uterine smooth muscle. They are primarily used in obstetrics to induce or augment labor, and to control bleeding after childbirth. Oxytocin is the most commonly used oxytocic and is naturally produced by the posterior pituitary gland. Synthetic forms of oxytocin, such as Pitocin, are often used in medical settings to induce labor or reduce postpartum bleeding. Other medications with oxytocic properties include ergometrine and methylergometrine. It's important to note that the use of oxytocics should be monitored carefully as overuse can lead to excessive uterine contractions, which may compromise fetal oxygenation and increase the risk of uterine rupture.

The myometrium is the middle and thickest layer of the uterine wall, composed mainly of smooth muscle cells. It is responsible for the strong contractions during labor and can also contribute to bleeding during menstruation or childbirth. The myometrium is able to stretch and expand to accommodate a growing fetus and then contract during labor to help push the baby out. It also plays a role in maintaining the structure and shape of the uterus, and in protecting the internal organs within the pelvic cavity.

Epidural analgesia is a type of regional anesthesia used to manage pain, most commonly during childbirth and after surgery. The term "epidural" refers to the location of the injection, which is in the epidural space of the spinal column.

In this procedure, a small amount of local anesthetic or narcotic medication is injected into the epidural space using a thin catheter. This medication blocks nerve impulses from the lower body, reducing or eliminating pain sensations without causing complete loss of feeling or muscle movement.

Epidural analgesia can be used for both short-term and long-term pain management. It is often preferred in situations where patients require prolonged pain relief, such as during labor and delivery or after major surgery. The medication can be administered continuously or intermittently, depending on the patient's needs and the type of procedure being performed.

While epidural analgesia is generally safe and effective, it can have side effects, including low blood pressure, headache, and difficulty urinating. In rare cases, it may also cause nerve damage or infection. Patients should discuss the risks and benefits of this procedure with their healthcare provider before deciding whether to undergo epidural analgesia.

A uterine contraction is a rhythmic, involuntary muscle tightening that occurs in the uterus. These contractions are primarily caused by the activation of smooth muscle cells within the uterine wall, known as myometrial cells. They play a crucial role in various reproductive processes, including menstruation, implantation of a fertilized egg, and childbirth (labor).

During labor, strong and frequent uterine contractions help to dilate the cervix and efface (thin) the lower part of the uterus. As the contractions become more intense and regular, they assist in moving the baby down through the birth canal, ultimately resulting in delivery. Uterine contractions are regulated by a complex interplay of hormones, neurotransmitters, and other signaling molecules, ensuring proper coordination and timing throughout the reproductive process.

A "term birth" is a medical term that refers to a delivery or pregnancy that has reached 37 weeks or more. It is the normal length of a full-term pregnancy and is considered a healthy and low-risk period for childbirth. Babies born at term have the best chance of being healthy and not experiencing any significant medical issues, compared to those born preterm (before 37 weeks) or postterm (after 42 weeks). The different types of term births are:

* Early Term: Between 37 weeks and 38 weeks, 6 days.
* Full Term: Between 39 weeks and 40 weeks, 6 days.
* Late Term: Between 41 weeks and 41 weeks, 6 days.
* Postterm: 42 weeks or later.

It is important to note that while a term birth is generally considered low-risk, there can still be variations in the health of babies born at different points within this range. For example, research has shown that babies born at 39 weeks have better outcomes than those born at 37 or 38 weeks. Therefore, it is always best to consult with a healthcare provider for individualized guidance and recommendations regarding pregnancy and childbirth.

Tocolytic agents are a type of medication used in obstetrics to suppress premature labor. They work by relaxing the smooth muscle of the uterus, thereby reducing contractions and delaying delivery. Commonly used tocolytic agents include beta-adrenergic agonists (such as terbutaline), calcium channel blockers (such as nifedipine), and prostaglandin synthesis inhibitors (such as indomethacin). It's important to note that the use of tocolytic agents is typically reserved for specific clinical situations, and their benefits must be weighed against potential risks to both the mother and fetus.

Cervical ripening is a medical term that refers to the process of softening, thinning, and dilating (opening) the cervix, which is the lower part of the uterus that opens into the vagina. This process typically occurs naturally in preparation for childbirth, as the body prepares for labor.

Cervical ripening can also be induced medically, using various methods such as prostaglandin gels or medications, or mechanical means such as a Foley catheter or dilators. These interventions are used to help prepare the cervix for delivery in cases where labor is not progressing on its own or when there is a medical indication to induce labor.

It's important to note that cervical ripening is different from labor induction, which involves stimulating uterine contractions to begin or strengthen labor. Cervical ripening may be a necessary step before labor induction can occur.

The amnion is the innermost fetal membrane in mammals, forming a sac that contains and protects the developing embryo and later the fetus within the uterus. It is one of the extraembryonic membranes that are derived from the outer cell mass of the blastocyst during early embryonic development. The amnion is filled with fluid (amniotic fluid) that allows for the freedom of movement and protection of the developing fetus.

The primary function of the amnion is to provide a protective environment for the growing fetus, allowing for expansion and preventing physical damage from outside forces. Additionally, the amniotic fluid serves as a medium for the exchange of waste products and nutrients between the fetal membranes and the placenta. The amnion also contributes to the formation of the umbilical cord and plays a role in the initiation of labor during childbirth.

Parturition is the process of giving birth, or the act of delivering newborn offspring. In medical terms, it refers to the expulsion of the products of conception (such as the fetus, placenta, and membranes) from the uterus of a pregnant woman during childbirth. This process is regulated by hormonal changes and involves complex interactions between the mother's body and the developing fetus. Parturition typically occurs after a full-term pregnancy, which is approximately 40 weeks in humans.

Fetal monitoring is a procedure used during labor and delivery to assess the well-being of the fetus. It involves the use of electronic devices to measure and record the fetal heart rate and uterine contractions. The information obtained from fetal monitoring can help healthcare providers identify any signs of fetal distress, such as a decreased fetal heart rate, which may indicate the need for interventions or an emergency cesarean delivery.

There are two main types of fetal monitoring: external and internal. External fetal monitoring involves placing sensors on the mother's abdomen to detect the fetal heart rate and uterine contractions. Internal fetal monitoring, which is typically used during high-risk deliveries, involves inserting an electrode into the fetus' scalp to measure the fetal heart rate more accurately.

Fetal monitoring can provide valuable information about the fetus's well-being during labor and delivery, but it is important to note that it has limitations and may not always detect fetal distress in a timely manner. Therefore, healthcare providers must use their clinical judgment and other assessment tools, such as fetal movement counting and visual examination of the fetus, to ensure the safe delivery of the baby.

Extraembryonic membranes are specialized structures that form around the developing embryo in utero and provide vital support and protection during fetal development. There are three main extraembryonic membranes: the amnion, the chorion, and the allantois.

The amnion is the innermost membrane that surrounds the embryo itself, forming a fluid-filled sac known as the amniotic cavity. This sac provides a protective cushion for the developing embryo and helps to regulate its temperature and moisture levels.

The chorion is the outermost of the extraembryonic membranes, and it forms the boundary between the developing fetus and the mother's uterine wall. The chorion contains blood vessels that exchange nutrients and waste products with the mother's circulation, allowing for the growth and development of the fetus.

The allantois is a small membranous sac that arises from the developing fetal gut and eventually becomes part of the umbilical cord. It serves as a reservoir for fetal urine and helps to exchange waste products between the fetal and maternal circulations.

Together, these extraembryonic membranes play a critical role in supporting fetal development and ensuring a healthy pregnancy.

Prolonged pregnancy, also known as post-term pregnancy, is a medical condition defined as a pregnancy that continues beyond 42 weeks (294 days) of gestation from the first day of the last menstrual period. It is important to note that this definition is based on the estimated date of delivery and not the actual conception date. Prolonged pregnancies are associated with increased risks for both the mother and the fetus, including stillbirth, meconium aspiration, fetal distress, and difficulty during labor and delivery. Therefore, healthcare providers closely monitor pregnant women who reach 41 weeks of gestation to ensure timely delivery if necessary.

Chorioamnionitis is a medical condition that refers to the inflammation of the fetal membranes, specifically the chorion and amnion, which make up the membranous sac surrounding the developing fetus in the uterus. This condition is typically caused by a bacterial infection that ascends from the lower genital tract of the mother and infects the amniotic cavity, leading to an inflammatory response.

The symptoms of chorioamnionitis can vary but often include fever, abdominal pain or tenderness, foul-smelling amniotic fluid, and an elevated white blood cell count in the mother's blood. In some cases, it may also be associated with preterm labor and premature rupture of membranes.

Chorioamnionitis can have serious consequences for both the mother and the baby. It can increase the risk of complications such as sepsis, pneumonia, and endometritis in the mother, and may lead to premature birth, respiratory distress syndrome, and brain injury in the newborn. Treatment typically involves administering antibiotics to the mother to help clear the infection and prevent further complications.

Premature rupture of fetal membranes (PROM) is a medical condition that occurs when the amniotic sac, which surrounds and protects the developing fetus, breaks or ruptures prematurely before labor begins. The amniotic sac is made up of two layers of fetal membranes - the inner amnion and the outer chorion.

In a normal pregnancy, the fetal membranes rupture spontaneously during labor as a sign that the delivery process has begun. However, if the membranes rupture before 37 weeks of gestation, it is considered premature rupture of membranes. PROM can lead to complications such as preterm labor, infection, and fetal distress.

PROM can be classified into two types based on the timing of membrane rupture:

1. Preterm Premature Rupture of Membranes (PPROM): When the membranes rupture before 37 weeks of gestation, it is called preterm premature rupture of membranes. PPROM increases the risk of preterm labor and delivery, which can lead to various complications for the newborn, such as respiratory distress syndrome, brain bleeding, and developmental delays.
2. Term Premature Rupture of Membranes (TPROM): When the membranes rupture at or after 37 weeks of gestation, it is called term premature rupture of membranes. TPROM may not necessarily lead to complications if labor begins soon after the membrane rupture and there are no signs of infection. However, if labor does not start within 24 hours of membrane rupture, the risk of infection increases, and the healthcare provider may consider inducing labor or performing a cesarean delivery.

The exact cause of premature rupture of fetal membranes is not always known, but several factors can increase the risk, including previous PROM, bacterial infections, smoking, substance abuse, and trauma to the uterus. Healthcare providers monitor women with PROM closely for signs of infection and preterm labor and may recommend treatments such as antibiotics, corticosteroids, or hospitalization to reduce the risk of complications.

Amniotic fluid is a clear, slightly yellowish liquid that surrounds and protects the developing baby in the uterus. It is enclosed within the amniotic sac, which is a thin-walled sac that forms around the embryo during early pregnancy. The fluid is composed of fetal urine, lung secretions, and fluids that cross over from the mother's bloodstream through the placenta.

Amniotic fluid plays several important roles in pregnancy:

1. It provides a shock-absorbing cushion for the developing baby, protecting it from injury caused by movement or external forces.
2. It helps to maintain a constant temperature around the fetus, keeping it warm and comfortable.
3. It allows the developing baby to move freely within the uterus, promoting normal growth and development of the muscles and bones.
4. It provides a source of nutrients and hydration for the fetus, helping to support its growth and development.
5. It helps to prevent infection by providing a barrier between the fetus and the outside world.

Throughout pregnancy, the volume of amniotic fluid increases as the fetus grows. The amount of fluid typically peaks around 34-36 weeks of gestation, after which it begins to gradually decrease. Abnormalities in the volume of amniotic fluid can indicate problems with the developing baby or the pregnancy itself, and may require medical intervention.

Pregnancy outcome refers to the final result or status of a pregnancy, including both the health of the mother and the newborn baby. It can be categorized into various types such as:

1. Live birth: The delivery of one or more babies who show signs of life after separation from their mother.
2. Stillbirth: The delivery of a baby who has died in the womb after 20 weeks of pregnancy.
3. Miscarriage: The spontaneous loss of a pregnancy before the 20th week.
4. Abortion: The intentional termination of a pregnancy before the fetus can survive outside the uterus.
5. Ectopic pregnancy: A pregnancy that develops outside the uterus, usually in the fallopian tube, which is not viable and requires medical attention.
6. Preterm birth: The delivery of a baby before 37 weeks of gestation, which can lead to various health issues for the newborn.
7. Full-term birth: The delivery of a baby between 37 and 42 weeks of gestation.
8. Post-term pregnancy: The delivery of a baby after 42 weeks of gestation, which may increase the risk of complications for both mother and baby.

The pregnancy outcome is influenced by various factors such as maternal age, health status, lifestyle habits, genetic factors, and access to quality prenatal care.

In medical terms, parity refers to the number of times a woman has given birth to a viable fetus, usually defined as a pregnancy that reaches at least 20 weeks' gestation. It is often used in obstetrics and gynecology to describe a woman's childbearing history and to assess potential risks associated with childbirth.

Parity is typically categorized as follows:

* Nulliparous: A woman who has never given birth to a viable fetus.
* Primiparous: A woman who has given birth to one viable fetus.
* Multiparous: A woman who has given birth to more than one viable fetus.

In some cases, parity may also consider the number of pregnancies that resulted in stillbirths or miscarriages, although this is not always the case. It's important to note that parity does not necessarily reflect the total number of pregnancies a woman has had, only those that resulted in viable births.

Uterine monitoring is a medical procedure that involves the continuous or intermittent observation and measurement of uterine activity, typically during labor. This is usually done to assess the strength and frequency of uterine contractions, as well as the fetal response to those contractions. There are various methods for uterine monitoring, including:

1. External tocodynamometry: A device that measures the tension on the abdominal wall, which can provide an estimate of the strength and frequency of uterine contractions.
2. Internal uterine pressure catheter: A thin tube that is inserted through the cervix into the uterus to measure the actual pressure generated by uterine contractions.
3. Cardiotocography (CTG): A method that combines both electronic fetal heart rate monitoring and uterine contraction monitoring, providing a continuous record of both the fetal heart rate and uterine activity.

Uterine monitoring is essential for evaluating labor progression, detecting potential complications such as fetal distress or abnormal uterine activity, and guiding clinical decision-making during childbirth.

Obstetrical anesthesia refers to the use of anesthetic techniques and medications during childbirth or obstetrical procedures. The goal is to provide pain relief and comfort to the birthing person while ensuring the safety of both the mother and the baby. There are different types of obstetrical anesthesia, including:

1. Local anesthesia: Injection of a local anesthetic agent to numb a specific area, such as the perineum (the area between the vagina and the anus) during childbirth.
2. Regional anesthesia: Numbing a larger region of the body using techniques like spinal or epidural anesthesia. These methods involve injecting local anesthetic agents near the spinal cord to block nerve impulses, providing pain relief in the lower half of the body.
3. General anesthesia: Using inhaled gases or intravenous medications to render the birthing person unconscious during cesarean sections (C-sections) or other surgical procedures related to childbirth.

The choice of anesthetic technique depends on various factors, including the type of delivery, the mother's medical history, and the preferences of both the mother and the healthcare team. Obstetrical anesthesia requires specialized training and expertise to ensure safe and effective pain management during labor and delivery.

Gestational age is the length of time that has passed since the first day of the last menstrual period (LMP) in pregnant women. It is the standard unit used to estimate the age of a pregnancy and is typically expressed in weeks. This measure is used because the exact date of conception is often not known, but the start of the last menstrual period is usually easier to recall.

It's important to note that since ovulation typically occurs around two weeks after the start of the LMP, gestational age is approximately two weeks longer than fetal age, which is the actual time elapsed since conception. Medical professionals use both gestational and fetal age to track the development and growth of the fetus during pregnancy.

The cervix uteri, often simply referred to as the cervix, is the lower part of the uterus (womb) that connects to the vagina. It has an opening called the external os through which menstrual blood exits the uterus and sperm enters during sexual intercourse. During childbirth, the cervix dilates or opens to allow for the passage of the baby through the birth canal.

Vaginal Birth after Cesarean (VBAC) is a medical term used to describe a woman's successful childbirth through the vagina after she has previously given birth via cesarean section. The process involves the mother going into labor naturally or being induced, and delivering the baby through the birth canal. VBAC is often pursued as a means to avoid the risks associated with repeat cesarean deliveries, such as infection, blood loss, and surgical complications. However, it's important to note that VBAC carries its own set of risks, including uterine rupture, which can be life-threatening for both mother and baby. As a result, careful consideration and consultation with healthcare providers are necessary before making a decision about attempting a VBAC.

The Apgar score is a quick assessment of the physical condition of a newborn infant, assessed by measuring heart rate, respiratory effort, muscle tone, reflex irritability, and skin color. It is named after Virginia Apgar, an American anesthesiologist who developed it in 1952. The score is usually given at one minute and five minutes after birth, with a possible range of 0 to 10. Scores of 7 and above are considered normal, while scores of 4-6 indicate moderate distress, and scores below 4 indicate severe distress. The Apgar score can provide important information for making decisions about the need for resuscitation or other medical interventions after birth.

Postpartum hemorrhage (PPH) is a significant obstetrical complication defined as the loss of more than 500 milliliters of blood within the first 24 hours after childbirth, whether it occurs vaginally or through cesarean section. It can also be defined as a blood loss of more than 1000 mL in relation to the amount of blood lost during the procedure and the patient's baseline hematocrit level.

Postpartum hemorrhage is classified into two types: primary (early) PPH, which occurs within the first 24 hours after delivery, and secondary (late) PPH, which happens between 24 hours and 12 weeks postpartum. The most common causes of PPH are uterine atony, trauma to the genital tract, retained placental tissue, and coagulopathy.

Uterine atony is the inability of the uterus to contract effectively after delivery, leading to excessive bleeding. Trauma to the genital tract can occur during childbirth, causing lacerations or tears that may result in bleeding. Retained placental tissue refers to the remnants of the placenta left inside the uterus, which can cause infection and heavy bleeding. Coagulopathy is a condition where the blood has difficulty clotting, leading to uncontrolled bleeding.

Symptoms of PPH include excessive vaginal bleeding, low blood pressure, increased heart rate, decreased urine output, and signs of shock such as confusion, rapid breathing, and pale skin. Treatment for PPH includes uterotonics, manual removal of retained placental tissue, repair of genital tract lacerations, blood transfusions, and surgery if necessary.

Preventing PPH involves proper antenatal care, monitoring high-risk pregnancies, active management of the third stage of labor, and prompt recognition and treatment of any bleeding complications during or after delivery.

"Employment" is a term that is commonly used in the context of social sciences and law rather than medicine. It generally refers to the state or condition of being employed, which means an individual is engaged in a job or occupation, providing services to an employer in exchange for compensation, such as wages or salary. Employment may involve various types of work arrangements, including full-time, part-time, temporary, contract, or freelance positions.

In the context of medicine and public health, employment is often discussed in relation to its impact on health outcomes, healthcare access, and socioeconomic status. For instance, research has shown that unemployment or underemployment can negatively affect mental and physical health, while stable employment can contribute to better health outcomes and overall well-being. Additionally, employment may influence an individual's ability to afford healthcare, medications, and other essential needs, which can impact their health status.

In summary, the medical definition of 'employment' pertains to the state or condition of being engaged in a job or occupation, providing services to an employer for compensation. Employment has significant implications for health outcomes, healthcare access, and socioeconomic status.

Dystocia is a medical term used to describe difficult or abnormal labor or delivery in animals, including humans. It refers to a situation where the natural process of childbirth is hindered or obstructed, making it difficult for the fetus to pass through the birth canal. This condition can be caused by various factors such as the size and position of the fetus, maternal pelvic size or shape, hormonal imbalances, or other medical conditions that affect the mother's ability to give birth.

Dystocia can lead to serious complications for both the mother and the fetus if not treated promptly and appropriately. Prolonged labor can result in fetal distress, hypoxia (lack of oxygen), or even death. In addition, maternal injuries such as uterine rupture, cervical trauma, or infection can occur during a difficult delivery.

The treatment for dystocia depends on the underlying cause and severity of the condition. In some cases, manual assistance or manipulation of the fetus may be sufficient to facilitate delivery. However, in more severe cases, medical intervention such as cesarean section (C-section) may be necessary to ensure the safety of both the mother and the fetus.

It is important for pregnant individuals to receive regular prenatal care from a qualified healthcare provider to monitor their pregnancy and identify any potential risk factors for dystocia or other complications. Prompt medical attention should be sought if any signs of difficult labor or delivery are observed.

Tocolysis is a medical intervention used to suppress preterm labor. It involves the use of medications that aim to relax the uterus and stop contractions, thereby delaying or preventing preterm delivery. The goal of tocolysis is to give time for corticosteroid administration to promote fetal lung maturity and allow for the transfer of the mother to a facility with a higher level of neonatal care, if necessary. Commonly used tocolytic agents include calcium channel blockers, beta-adrenergic agonists, and nitric oxide donors. It's important to note that tocolysis is not always successful in preventing preterm birth, and its use should be carefully considered based on the individual circumstances and gestational age of the pregnancy.

Uterine rupture is a serious obstetrical complication characterized by the disruption or tearing of all layers of the uterine wall, including the serosa (outer covering), myometrium (middle layer of muscle), and endometrium (inner lining). This can occur during pregnancy, labor, or delivery. In some cases, it may also involve the rupture of the adjacent structures such as bladder or broad ligament. Uterine rupture is a medical emergency that requires immediate surgical intervention to prevent maternal and fetal mortality or morbidity.

The symptoms of uterine rupture might include severe abdominal pain, vaginal bleeding, loss of fetal heart rate, changes in the mother's vital signs, and shock. The risk factors for uterine rupture include previous cesarean delivery, grand multiparity (having given birth to five or more pregnancies), use of labor-inducing drugs like oxytocin, and instrumental deliveries with vacuum extractors or forceps.

The management of uterine rupture typically involves an emergency laparotomy (open abdominal surgery) to repair the tear and stop any bleeding. In some cases, a hysterectomy (removal of the uterus) may be necessary if the damage is too severe or if there are other complications. The prognosis for both mother and baby depends on various factors like the extent of the injury, timeliness of treatment, and the overall health status of the patient before the event.

A newborn infant is a baby who is within the first 28 days of life. This period is also referred to as the neonatal period. Newborns require specialized care and attention due to their immature bodily systems and increased vulnerability to various health issues. They are closely monitored for signs of well-being, growth, and development during this critical time.

The third trimester of pregnancy is the final stage of pregnancy that lasts from week 29 until birth, which typically occurs around the 40th week. During this period, the fetus continues to grow and mature, gaining weight rapidly. The mother's body also prepares for childbirth by dilating the cervix and producing milk in preparation for breastfeeding. Regular prenatal care is crucial during this time to monitor the health of both the mother and the developing fetus, as well as to prepare for delivery.

"Natural childbirth" is not a medically defined term, but it generally refers to the process of giving birth without the use of medical interventions such as epidurals for pain relief or assisted delivery methods like forceps or vacuum extraction. The concept typically emphasizes the use of breathing and relaxation techniques, movement and assuming different positions during labor and delivery, and sometimes relying on the support of a doula or other labor coach. However, it's important to note that even in "natural childbirth," medical intervention may become necessary if there are concerns for the health and safety of the mother or baby.

Midwifery is the health profession that involves providing care to childbearing individuals and their newborns during pregnancy, labor, birth, and postpartum period. Midwives offer a range of services including: conducting physical examinations, monitoring the health of the fetus and mother, providing education and counseling on pregnancy-related topics, managing common complaints and complications, and collaborating with other healthcare professionals when necessary. They promote normal childbirth and work to minimize technological interventions, while ensuring the safety and well-being of both the mother and baby. Midwifery is based on the principles of informed choice, continuity of care, and evidence-based practice.

Pregnancy complications refer to any health problems that arise during pregnancy which can put both the mother and the baby at risk. These complications may occur at any point during the pregnancy, from conception until childbirth. Some common pregnancy complications include:

1. Gestational diabetes: a type of diabetes that develops during pregnancy in women who did not have diabetes before becoming pregnant.
2. Preeclampsia: a pregnancy complication characterized by high blood pressure and damage to organs such as the liver or kidneys.
3. Placenta previa: a condition where the placenta covers the cervix, which can cause bleeding and may require delivery via cesarean section.
4. Preterm labor: when labor begins before 37 weeks of gestation, which can lead to premature birth and other complications.
5. Intrauterine growth restriction (IUGR): a condition where the fetus does not grow at a normal rate inside the womb.
6. Multiple pregnancies: carrying more than one baby, such as twins or triplets, which can increase the risk of premature labor and other complications.
7. Rh incompatibility: a condition where the mother's blood type is different from the baby's, which can cause anemia and jaundice in the newborn.
8. Pregnancy loss: including miscarriage, stillbirth, or ectopic pregnancy, which can be emotionally devastating for the parents.

It is important to monitor pregnancy closely and seek medical attention promptly if any concerning symptoms arise. With proper care and management, many pregnancy complications can be treated effectively, reducing the risk of harm to both the mother and the baby.

Meperidine is a synthetic opioid analgesic (pain reliever) that works by binding to opioid receptors in the brain and spinal cord, blocking the transmission of pain signals. It is also known by its brand name Demerol and is used to treat moderate to severe pain. Meperidine has a rapid onset of action and its effects typically last for 2-4 hours.

Meperidine can cause various side effects such as dizziness, sedation, nausea, vomiting, sweating, and respiratory depression (slowed breathing). It also has a risk of abuse and physical dependence, so it is classified as a Schedule II controlled substance in the United States.

Meperidine should be used with caution and under the supervision of a healthcare provider due to its potential for serious side effects and addiction. It may not be suitable for people with certain medical conditions or those who are taking other medications that can interact with meperidine.

The chorion is the outermost fetal membrane that surrounds the developing conceptus (the embryo or fetus and its supporting structures). It forms early in pregnancy as an extraembryonic structure, meaning it arises from cells that will not become part of the actual body of the developing organism. The chorion plays a crucial role in pregnancy by contributing to the formation of the placenta, which provides nutrients and oxygen to the growing embryo/fetus and removes waste products.

One of the most important functions of the chorion is to produce human chorionic gonadotropin (hCG), a hormone that signals the presence of pregnancy and maintains the corpus luteum, a temporary endocrine structure in the ovary that produces progesterone during early pregnancy. Progesterone is essential for preparing the uterus for implantation and maintaining the pregnancy.

The chorion consists of two layers: an inner cytotrophoblast layer and an outer syncytiotrophoblast layer. The cytotrophoblast layer is made up of individual cells, while the syncytiotrophoblast layer is a multinucleated mass of fused cytotrophoblast cells. These layers interact with the maternal endometrium (the lining of the uterus) to form the placenta and facilitate exchange between the mother and the developing fetus.

In summary, the chorion is a vital extraembryonic structure in pregnancy that contributes to the formation of the placenta, produces hCG, and interacts with the maternal endometrium to support fetal development.

Bupivacaine is a long-acting local anesthetic drug, which is used to cause numbness or loss of feeling in a specific area of the body during certain medical procedures such as surgery, dental work, or childbirth. It works by blocking the nerves that transmit pain signals to the brain.

Bupivacaine is available as a solution for injection and is usually administered directly into the tissue surrounding the nerve to be blocked (nerve block) or into the spinal fluid (epidural). The onset of action of bupivacaine is relatively slow, but its duration of action is long, making it suitable for procedures that require prolonged pain relief.

Like all local anesthetics, bupivacaine carries a risk of side effects such as allergic reactions, nerve damage, and systemic toxicity if accidentally injected into a blood vessel or given in excessive doses. It should be used with caution in patients with certain medical conditions, including heart disease, liver disease, and neurological disorders.

Pelvimetry is a medical measurement and evaluation of the size and shape of the pelvis, which can be performed in several ways:

1. Clinical pelvimetry: This involves physical examination to assess the dimensions of the pelvis by palpation and measurement of the distance between bony landmarks.
2. Radiological pelvimetry: This uses X-ray or CT imaging to obtain more accurate measurements of the pelvic diameters, including the anteroposterior, transverse, and oblique dimensions.
3. Magnetic resonance imaging (MRI) pelvimetry: This method is considered the most accurate for assessing the size and shape of the pelvis, as it provides detailed images without radiation exposure.

Pelvimetry is often used in obstetrics to evaluate whether a woman's pelvis can accommodate a fetus during childbirth (known as "obstetric pelvimetry"). It helps healthcare providers determine if a vaginal delivery is possible or if a cesarean section may be necessary. However, the use of pelvimetry in modern obstetrics has become less common due to its limited predictive value and the increasing focus on individualized birth management.

Obstetric nursing is a specialized field of nursing that focuses on the care of women during pregnancy, childbirth, and the postpartum period. This includes providing prenatal education and support, managing labor and delivery, assisting with newborn care immediately after birth, and supporting the physical and emotional needs of new mothers in the days and weeks following childbirth. Obstetric nurses may also provide care for women experiencing high-risk pregnancies or pregnancy-related complications. They work closely with obstetricians, midwives, and other healthcare professionals to ensure that women receive comprehensive and compassionate care throughout their pregnancy and childbirth journey.

Sufentanil is a potent, synthetic opioid analgesic that is approximately 5-10 times more potent than fentanyl and 1000 times more potent than morphine. It is primarily used for the treatment of moderate to severe pain in surgical settings, as an adjunct to anesthesia, or for obstetrical analgesia during labor and delivery.

Sufentanil works by binding to opioid receptors in the brain and spinal cord, which inhibits the transmission of pain signals to the brain. It has a rapid onset of action and a short duration of effect, making it useful for procedures that require intense analgesia for brief periods.

Like other opioids, sufentanil can cause respiratory depression, sedation, nausea, vomiting, and constipation. It should be used with caution in patients with compromised respiratory function or those who are taking other central nervous system depressants.

Epidural anesthesia is a type of regional anesthesia that involves the injection of local anesthetic medication into the epidural space in the spine, which is the space surrounding the dura mater, a membrane that covers the spinal cord. The injection is typically administered through a catheter placed in the lower back using a needle.

The local anesthetic drug blocks nerve impulses from the affected area, numbing it and relieving pain. Epidural anesthesia can be used for various surgical procedures, such as cesarean sections, knee or hip replacements, and hernia repairs. It is also commonly used during childbirth to provide pain relief during labor and delivery.

The effects of epidural anesthesia can vary depending on the dose and type of medication used, as well as the individual's response to the drug. The anesthetic may take several minutes to start working, and its duration of action can range from a few hours to a day or more. Epidural anesthesia is generally considered safe when administered by trained medical professionals, but like any medical procedure, it carries some risks, including infection, bleeding, nerve damage, and respiratory depression.

The placenta is an organ that develops in the uterus during pregnancy and provides oxygen and nutrients to the growing baby through the umbilical cord. It also removes waste products from the baby's blood. The placenta attaches to the wall of the uterus, and the baby's side of the placenta contains many tiny blood vessels that connect to the baby's circulatory system. This allows for the exchange of oxygen, nutrients, and waste between the mother's and baby's blood. After the baby is born, the placenta is usually expelled from the uterus in a process called afterbirth.

Cervical length measurement is a medical procedure that involves measuring the length of the cervix, which is the lower part of the uterus that opens into the vagina. This measurement is usually taken using transvaginal ultrasound, where a small probe is inserted into the vagina to obtain images of the cervix.

The cervical length measurement is often used in obstetrics to assess the risk of preterm labor and delivery. A shorter cervical length may indicate an increased risk of preterm birth, particularly in women with a history of preterm delivery or other risk factors. Regular cervical length measurements may be recommended for women who are at high risk of preterm labor to monitor changes in the cervix and allow for early intervention if necessary.

It is important to note that while cervical length measurement can provide useful information about preterm labor risk, it is not a definitive test and other factors should also be considered when assessing pregnancy risks. Additionally, cervical length measurement may not be recommended for all women and should only be performed by a qualified healthcare professional.

The uterus, also known as the womb, is a hollow, muscular organ located in the female pelvic cavity, between the bladder and the rectum. It has a thick, middle layer called the myometrium, which is composed of smooth muscle tissue, and an inner lining called the endometrium, which provides a nurturing environment for the fertilized egg to develop into a fetus during pregnancy.

The uterus is where the baby grows and develops until it is ready for birth through the cervix, which is the lower, narrow part of the uterus that opens into the vagina. The uterus plays a critical role in the menstrual cycle as well, by shedding its lining each month if pregnancy does not occur.

Oxytocin receptors are specialized protein structures found on the surface of cells, primarily in the uterus and mammary glands. They bind to the hormone oxytocin, which is produced in the hypothalamus and released into the bloodstream by the posterior pituitary gland.

When oxytocin binds to its receptor, it triggers a series of intracellular signaling events that lead to various physiological responses. In the uterus, oxytocin receptors play a crucial role in promoting contractions during labor and childbirth. In the mammary glands, they stimulate milk letdown and ejection during breastfeeding.

Oxytocin receptors have also been identified in other tissues, including the brain, heart, and kidneys, where they are involved in a variety of functions such as social bonding, sexual behavior, stress response, and cardiovascular regulation. Dysregulation of oxytocin receptor function has been implicated in several pathological conditions, including anxiety disorders, autism spectrum disorder, and hypertension.

Infectious pregnancy complications refer to infections that occur during pregnancy and can affect the mother, fetus, or both. These infections can lead to serious consequences such as preterm labor, low birth weight, birth defects, stillbirth, or even death. Some common infectious agents that can cause pregnancy complications include:

1. Bacteria: Examples include group B streptococcus, Escherichia coli, and Listeria monocytogenes, which can cause sepsis, meningitis, or pneumonia in the mother and lead to preterm labor or stillbirth.
2. Viruses: Examples include cytomegalovirus, rubella, varicella-zoster, and HIV, which can cause congenital anomalies, developmental delays, or transmission of the virus to the fetus.
3. Parasites: Examples include Toxoplasma gondii, which can cause severe neurological damage in the fetus if transmitted during pregnancy.
4. Fungi: Examples include Candida albicans, which can cause fungal infections in the mother and lead to preterm labor or stillbirth.

Preventive measures such as vaccination, good hygiene practices, and avoiding high-risk behaviors can help reduce the risk of infectious pregnancy complications. Prompt diagnosis and treatment of infections during pregnancy are also crucial to prevent adverse outcomes.

A maternity hospital, also known as a birthing center or maternity ward in a general hospital, is a healthcare institution specifically designed to provide care and services for women during pregnancy, childbirth, and the postpartum period. These facilities have specialized medical staff, equipment, and resources to manage both normal and high-risk pregnancies, deliveries, and newborn care.

Maternity hospitals offer various services, including:

1. Antenatal care: Regular check-ups during pregnancy to monitor the health of the mother and fetus, provide necessary vaccinations, screen for potential complications, and offer education on pregnancy, childbirth, and newborn care.
2. Intrapartum care: Monitoring and support during labor and delivery, including pain management options, epidural anesthesia, and assisted vaginal deliveries using forceps or vacuum extraction, if necessary.
3. Obstetric surgery: Access to cesarean sections (C-sections) and other surgical interventions in case of complications or emergencies during childbirth.
4. Neonatal care: Immediate care for newborns, including resuscitation, monitoring, and treatment for any medical conditions or abnormalities. Some maternity hospitals have specialized neonatal intensive care units (NICUs) to provide advanced care for premature or critically ill newborns.
5. Postpartum care: Support and guidance for mothers during the recovery period after childbirth, including breastfeeding assistance, emotional support, and family planning counseling.
6. Education and counseling: Providing expectant parents with information on pregnancy, childbirth, parenting skills, and family planning. This may include prenatal classes, lactation consultations, and support groups.

Maternity hospitals prioritize the safety and well-being of both mother and baby, ensuring that they receive high-quality medical care and support throughout the childbearing process.

A premature birth is defined as the delivery of a baby before 37 weeks of gestation. This can occur spontaneously or as a result of medical intervention due to maternal or fetal complications. Premature babies, also known as preemies, may face various health challenges depending on how early they are born and their weight at birth. These challenges can include respiratory distress syndrome, jaundice, anemia, issues with feeding and digestion, developmental delays, and vision problems. With advancements in medical care and neonatal intensive care units (NICUs), many premature babies survive and go on to lead healthy lives.

Fetal distress is a term used to describe situations where a fetus is experiencing problems during labor or delivery that are causing significant physiological changes. These changes may include an abnormal heart rate, decreased oxygen levels, or the presence of meconium (the baby's first stool) in the amniotic fluid. Fetal distress can be caused by a variety of factors, such as problems with the umbilical cord, placental abruption, maternal high blood pressure, or prolonged labor. It is important to monitor fetal well-being during labor and delivery to detect and address any signs of fetal distress promptly. Treatment may include changing the mother's position, administering oxygen, giving intravenous fluids, or performing an emergency cesarean section.

Uterine inertia is a medical condition that occurs during childbirth, specifically during the second stage of labor. It is defined as the failure of the uterus to contract efficiently and effectively during this stage, leading to prolonged or arrested labor. This can result in complications for both the mother and the baby, such as fetal distress, postpartum hemorrhage, and infection. Uterine inertia can be caused by various factors, including exhaustion of the uterus, drugs that interfere with muscle contractions, or abnormalities in the uterus itself. Treatment typically involves administering oxytocin to stimulate stronger contractions, assisted delivery methods such as forceps or vacuum extraction, or in some cases, cesarean section.

The perineum is the region between the anus and the genitals. In anatomical terms, it refers to the diamond-shaped area located in the lower part of the pelvis and extends from the coccyx (tailbone) to the pubic symphysis, which is the joint in the front where the two pubic bones meet. This region contains various muscles that support the pelvic floor and contributes to maintaining urinary and fecal continence. The perineum can be further divided into two triangular regions: the urogenital triangle (anterior) and the anal triangle (posterior).

An episiotomy is a surgical incision made in the perineum, the area between the vagina and the anus, during childbirth to widen the opening of the vagina and facilitate the delivery of the baby. It is typically performed when there is a risk of severe tearing or if the baby is showing signs of distress and needs to be delivered quickly. The incision is usually made with scissors or a scalpel, and it can be either midline (cut along the midline of the perineum) or mediolateral (cut diagonally from the vaginal opening toward the side of the buttocks). After delivery, the incision is stitched up.

Episiotomy was once a routine procedure during childbirth, but its use has become less common in recent years due to increasing evidence that it may not provide any significant benefits and can actually increase the risk of complications such as pain, infection, and difficulty with urination or bowel movements. Current guidelines recommend that episiotomies should only be performed when medically necessary and after informed consent from the mother.

Ritodrine is a medication that was previously used to prevent or delay premature labor in women at high risk. It is a beta-2 adrenergic agonist, which works by relaxing uterine muscles and slowing down contractions. However, its use in clinical practice has been largely discontinued due to the availability of more effective and safer alternatives for tocolysis (the suppression of premature labor). It's important to note that Ritodrine is not currently a commonly used medication in obstetrics.

Fetal death, also known as stillbirth or intrauterine fetal demise, is defined as the death of a fetus at 20 weeks of gestation or later. The criteria for defining fetal death may vary slightly by country and jurisdiction, but in general, it refers to the loss of a pregnancy after the point at which the fetus is considered viable outside the womb.

Fetal death can occur for a variety of reasons, including chromosomal abnormalities, placental problems, maternal health conditions, infections, and umbilical cord accidents. In some cases, the cause of fetal death may remain unknown.

The diagnosis of fetal death is typically made through ultrasound or other imaging tests, which can confirm the absence of a heartbeat or movement in the fetus. Once fetal death has been diagnosed, medical professionals will work with the parents to determine the best course of action for managing the pregnancy and delivering the fetus. This may involve waiting for labor to begin naturally, inducing labor, or performing a cesarean delivery.

Experiencing a fetal death can be a very difficult and emotional experience for parents, and it is important for them to receive supportive care from their healthcare providers, family members, and friends. Grief counseling and support groups may also be helpful in coping with the loss.

Obstetrics is a branch of medicine and surgery concerned with the care of women during pregnancy, childbirth, and the postnatal period. It involves managing potential complications that may arise during any stage of pregnancy or delivery, as well as providing advice and guidance on prenatal care, labor and delivery, and postpartum care. Obstetricians are medical doctors who specialize in obstetrics and can provide a range of services including routine check-ups, ultrasounds, genetic testing, and other diagnostic procedures to monitor the health and development of the fetus. They also perform surgical procedures such as cesarean sections when necessary.

A "repeat cesarean section" is a medical term that refers to the delivery of a fetus through surgical incision in the abdominal and uterine walls, which has been performed previously. It is also known as a "classical repeat cesarean delivery." This procedure may be recommended when vaginal birth poses potential risks to the mother or the baby, such as in cases of placenta previa, previous classical uterine incision, or multiple pregnancies. The decision for a repeat cesarean section is typically made after considering various factors, including the patient's medical history, current pregnancy status, and personal preferences.

Fetal heart rate (FHR) is the number of times a fetus's heart beats in one minute. It is measured through the use of a fetoscope, Doppler ultrasound device, or cardiotocograph (CTG). A normal FHR ranges from 120 to 160 beats per minute (bpm), although it can vary throughout pregnancy and is usually faster than an adult's heart rate. Changes in the FHR pattern may indicate fetal distress, hypoxia, or other conditions that require medical attention. Regular monitoring of FHR during pregnancy, labor, and delivery helps healthcare providers assess fetal well-being and ensure a safe outcome for both the mother and the baby.

Misoprostol is a synthetic prostaglandin E1 analog used in obstetrics and gynecology to prevent and treat ulcers caused by nonsteroidal anti-inflammatory drugs (NSAIDs), reduce the risk of gastric ulcers in patients taking NSAIDs long term, induce labor, manage postpartum hemorrhage, and cause abortion. It is also used off-label for cervical ripening before gynecologic surgery and to treat miscarriage.

In addition, Misoprostol has been found to be effective in reducing the risk of gastric ulcers and NSAID-induced dyspepsia (upper abdominal pain or discomfort) in patients with rheumatoid arthritis and other inflammatory conditions who require long-term NSAID therapy.

It is important to note that Misoprostol should not be used during pregnancy unless under the supervision of a healthcare provider for specific medical indications, such as preventing or treating stomach ulcers in pregnant women taking NSAIDs or inducing labor. It can cause miscarriage and birth defects if taken during early pregnancy.

Amniocentesis is a medical procedure in which a small amount of amniotic fluid, which contains fetal cells, is withdrawn from the uterus through a hollow needle inserted into the abdomen of a pregnant woman. This procedure is typically performed between the 16th and 20th weeks of pregnancy.

The main purpose of amniocentesis is to diagnose genetic disorders and chromosomal abnormalities in the developing fetus, such as Down syndrome, Edwards syndrome, and neural tube defects. The fetal cells obtained from the amniotic fluid can be cultured and analyzed for various genetic characteristics, including chromosomal structure and number, as well as specific gene mutations.

Amniocentesis carries a small risk of complications, such as miscarriage, infection, or injury to the fetus. Therefore, it is generally offered to women who have an increased risk of having a baby with a genetic disorder or chromosomal abnormality, such as those over the age of 35, those with a family history of genetic disorders, or those who have had a previous pregnancy affected by a genetic condition.

It's important to note that while amniocentesis can provide valuable information about the health of the fetus, it does not guarantee a completely normal baby, and there are some risks associated with the procedure. Therefore, the decision to undergo amniocentesis should be made carefully, in consultation with a healthcare provider, taking into account the individual circumstances and preferences of each woman.

Unemployment is an economic concept rather than a medical one. It refers to the situation where individuals who are actively seeking employment are unable to find work. The World Health Organization (WHO) and other medical bodies do not provide a specific medical definition for unemployment. However, unemployment can have significant impacts on both physical and mental health, leading to issues such as stress, anxiety, depression, and poor physical health.

The Obstetrics and Gynecology (OB-GYN) Department in a hospital is responsible for providing healthcare services related to pregnancy, childbirth, and the postpartum period, as well as gynecological care for women of all ages. This department is typically staffed with medical doctors who have specialized training in obstetrics and/or gynecology, including obstetricians, gynecologists, and maternal-fetal medicine specialists.

Obstetrics focuses on the care of pregnant women, including prenatal care, delivery, and postpartum care. Obstetricians provide medical care during pregnancy and childbirth to ensure the health and wellbeing of both the mother and the baby. They are trained to manage high-risk pregnancies, perform cesarean sections, and handle complications that may arise during labor and delivery.

Gynecology focuses on the health of the female reproductive system, including the prevention, diagnosis, and treatment of disorders related to the reproductive organs. Gynecologists provide routine care such as Pap tests, breast exams, and family planning services, as well as more complex care for conditions such as endometriosis, ovarian cysts, and menopause.

The OB-GYN department may also include specialized services such as reproductive endocrinology and infertility, which focuses on the diagnosis and treatment of infertility and other hormonal disorders related to reproduction. Additionally, some OB-GYN departments may offer midwifery services, providing a more natural approach to childbirth under the supervision of medical professionals.

Overall, the OB-GYN department plays a critical role in ensuring the health and wellbeing of women throughout their lives, from adolescence through menopause and beyond.

Prenatal care is a type of preventive healthcare that focuses on providing regular check-ups and medical care to pregnant women, with the aim of ensuring the best possible health outcomes for both the mother and the developing fetus. It involves routine prenatal screenings and tests, such as blood pressure monitoring, urine analysis, weight checks, and ultrasounds, to assess the progress of the pregnancy and identify any potential health issues or complications early on.

Prenatal care also includes education and counseling on topics such as nutrition, exercise, and lifestyle choices that can affect pregnancy outcomes. It may involve referrals to specialists, such as obstetricians, perinatologists, or maternal-fetal medicine specialists, for high-risk pregnancies.

Overall, prenatal care is an essential component of ensuring a healthy pregnancy and reducing the risk of complications during childbirth and beyond.

The decidua is a specialized type of tissue that lines the uterus during pregnancy. It forms after the implantation of a fertilized egg (embryo) into the uterine lining, and it plays an important role in supporting the growth and development of the embryo and fetus.

The decidua is composed of several layers, including the decidual capsularis, which surrounds the embryo, and the decidual parietalis, which lines the rest of the uterus. The tissue is rich in blood vessels and contains a variety of immune cells that help to protect the developing fetus from infection.

During pregnancy, the decidua produces various hormones and growth factors that support the growth of the placenta, which provides nutrients and oxygen to the fetus. After the birth of the baby, the decidua is shed along with the placenta in a process called childbirth or parturition.

It's worth noting that abnormalities in the decidua can contribute to pregnancy complications such as preeclampsia, preterm labor, and miscarriage.

Local anesthetics are a type of medication that is used to block the sensation of pain in a specific area of the body. They work by temporarily numbing the nerves in that area, preventing them from transmitting pain signals to the brain. Local anesthetics can be administered through various routes, including topical application (such as creams or gels), injection (such as into the skin or tissues), or regional nerve blocks (such as epidural or spinal anesthesia).

Some common examples of local anesthetics include lidocaine, prilocaine, bupivacaine, and ropivacaine. These medications can be used for a variety of medical procedures, ranging from minor surgeries (such as dental work or skin biopsies) to more major surgeries (such as joint replacements or hernia repairs).

Local anesthetics are generally considered safe when used appropriately, but they can have side effects and potential complications. These may include allergic reactions, toxicity (if too much is administered), and nerve damage (if the medication is injected into a nerve). It's important to follow your healthcare provider's instructions carefully when using local anesthetics, and to report any unusual symptoms or side effects promptly.

Prenatal ultrasonography, also known as obstetric ultrasound, is a medical diagnostic procedure that uses high-frequency sound waves to create images of the developing fetus, placenta, and amniotic fluid inside the uterus. It is a non-invasive and painless test that is widely used during pregnancy to monitor the growth and development of the fetus, detect any potential abnormalities or complications, and determine the due date.

During the procedure, a transducer (a small handheld device) is placed on the mother's abdomen and moved around to capture images from different angles. The sound waves travel through the mother's body and bounce back off the fetus, producing echoes that are then converted into electrical signals and displayed as images on a screen.

Prenatal ultrasonography can be performed at various stages of pregnancy, including early pregnancy to confirm the pregnancy and detect the number of fetuses, mid-pregnancy to assess the growth and development of the fetus, and late pregnancy to evaluate the position of the fetus and determine if it is head down or breech. It can also be used to guide invasive procedures such as amniocentesis or chorionic villus sampling.

Overall, prenatal ultrasonography is a valuable tool in modern obstetrics that helps ensure the health and well-being of both the mother and the developing fetus.

Gravidity is a medical term that refers to the number of times a woman has been pregnant, regardless of the outcome of the pregnancies. It's a way to quantify a woman's childbearing experience and is often used in obstetrics and gynecology to assess potential risks and complications during pregnancy and childbirth.

For example, a woman who has been pregnant once before would have a gravidity of 1, while a woman who has been pregnant twice would have a gravidity of 2. This term is distinct from parity, which refers to the number of pregnancies that have reached a viable gestational age and resulted in a live birth.

Betamethasone is a type of corticosteroid medication that is used to treat various medical conditions. It works by reducing inflammation and suppressing the activity of the immune system. Betamethasone is available in several forms, including creams, ointments, lotions, gels, solutions, tablets, and injectable preparations.

The medical definition of betamethasone is:

A synthetic corticosteroid with anti-inflammatory, immunosuppressive, and vasoconstrictive properties. It is used to treat a variety of conditions such as skin disorders, allergies, asthma, arthritis, and autoimmune diseases. Betamethasone is available in various formulations including topical (creams, ointments, lotions, gels), oral (tablets), and injectable preparations. It acts by binding to specific receptors in cells, which leads to the inhibition of the production of inflammatory mediators and the suppression of immune responses.

It is important to note that betamethasone should be used under the guidance of a healthcare professional, as it can have significant side effects if not used properly.

The postpartum period refers to the time frame immediately following childbirth, typically defined as the first 6-12 weeks. During this time, significant physical and emotional changes occur as the body recovers from pregnancy and delivery. Hormone levels fluctuate dramatically, leading to various symptoms such as mood swings, fatigue, and breast engorgement. The reproductive system also undergoes significant changes, with the uterus returning to its pre-pregnancy size and shape, and the cervix closing.

It is essential to monitor physical and emotional health during this period, as complications such as postpartum depression, infection, or difficulty breastfeeding may arise. Regular check-ups with healthcare providers are recommended to ensure a healthy recovery and address any concerns. Additionally, proper rest, nutrition, and support from family and friends can help facilitate a smooth transition into this new phase of life.

Vacuum extraction, obstetrical is a medical procedure used during childbirth to help deliver the baby when there are signs of fetal distress or if the mother is experiencing exhaustion during labor. This assisted delivery technique involves the application of suction through a vacuum device that attaches to the baby's head, allowing the healthcare provider to gently pull the baby out as the mother pushes.

The vacuum extractor consists of a soft or rigid cup connected to a pump, which creates negative pressure inside the cup. The cup is placed on the fetal scalp and engaged during a contraction when the cervix is fully dilated and the baby's head has descended into the pelvis. The healthcare provider then uses controlled traction to help deliver the baby while monitoring both the mother and the infant for any signs of distress or complications.

Vacuum extraction should only be performed by experienced healthcare providers, as it carries risks such as scalp trauma, cephalohematoma (a collection of blood under the skin on the baby's head), subgaleal hematoma (a more serious type of bleeding beneath the scalp), and intracranial hemorrhage (bleeding inside the skull). Proper evaluation, technique, and monitoring are crucial to minimize these risks and ensure a safe delivery for both mother and baby.

Perinatal care refers to the health care provided to pregnant individuals, fetuses, and newborn infants during the time immediately before and after birth. This period is defined as beginning at approximately 20 weeks of gestation and ending 4 weeks after birth. Perinatal care includes preventative measures, medical and supportive services, and treatment for complications during pregnancy, childbirth, and in the newborn period. It encompasses a wide range of services including prenatal care, labor and delivery management, postpartum care, and neonatal care. The goal of perinatal care is to ensure the best possible outcomes for both the mother and the baby by preventing, diagnosing, and treating any potential health issues that may arise during this critical period.

Analgesics, opioid are a class of drugs used for the treatment of pain. They work by binding to specific receptors in the brain and spinal cord, blocking the transmission of pain signals to the brain. Opioids can be synthetic or natural, and include drugs such as morphine, codeine, oxycodone, hydrocodone, hydromorphone, fentanyl, and methadone. They are often used for moderate to severe pain, such as that resulting from injury, surgery, or chronic conditions like cancer. However, opioids can also produce euphoria, physical dependence, and addiction, so they are tightly regulated and carry a risk of misuse.

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

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

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

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

Butylscopolammonium Bromide is an anticholinergic drug, which is used as a smooth muscle relaxant and an anti-spasmodic agent. It works by blocking the action of acetylcholine, a neurotransmitter in the body, on certain types of receptors, leading to relaxation of smooth muscles and reduction of spasms.

This medication is commonly used to treat gastrointestinal disorders such as irritable bowel syndrome, intestinal cramps, and spastic constipation. It may also be used in the management of bladder disorders, including neurogenic bladder and urinary incontinence.

The drug is available in various forms, including tablets, suppositories, and solutions for injection. The dosage and route of administration depend on the specific condition being treated and the patient's overall health status. As with any medication, Butylscopolammonium Bromide can cause side effects, such as dry mouth, blurred vision, dizziness, and constipation. It should be used under the guidance of a healthcare professional to ensure safe and effective treatment.

Puerperal disorders are a group of medical conditions that can affect women during the period following childbirth, also known as the puerperium. The puerperium typically lasts for six to eight weeks after delivery. These disorders can be complications of childbirth or postpartum infections and include:

1. Puerperal fever: This is a febrile illness that occurs during the puerperium, usually caused by a bacterial infection. The most common causative organisms are group A streptococcus, Staphylococcus aureus, and Escherichia coli.

2. Puerperal sepsis: This is a severe form of puerperal fever characterized by the presence of bacteria in the blood (bacteremia) and widespread inflammation throughout the body. It can lead to organ failure and even death if not treated promptly with antibiotics.

3. Puerperal endometritis: This is an infection of the lining of the uterus (endometrium) that occurs during the puerperium. Symptoms may include fever, abdominal pain, and foul-smelling vaginal discharge.

4. Puerperal mastitis: This is an inflammation of the breast tissue that can occur during lactation, often caused by a bacterial infection. It is more common in women who are breastfeeding but can also occur in non-lactating women.

5. Puerperal psychosis: This is a rare but serious mental health disorder that can occur after childbirth. It is characterized by symptoms such as delusions, hallucinations, and disorganized thinking.

6. Puerperal thromboembolism: This is a blood clot that forms during the puerperium, usually in the deep veins of the legs (deep vein thrombosis) or in the lungs (pulmonary embolism). It can be a serious complication of childbirth and requires prompt medical attention.

Overall, puerperal disorders are a significant cause of maternal morbidity and mortality worldwide, particularly in low-income countries where access to healthcare is limited. Prompt diagnosis and treatment are essential for improving outcomes and reducing the risk of long-term complications.

A Nurse-Midwife, according to the American College of Nurse-Midwives (ACNM), is a certified nurse-midwife (CNM) who has successfully completed a graduate-level education program accredited by the Accreditation Commission for Midwifery Education (ACME) and passed a national certification examination to receive the professional designation of CNM. Nurse-midwives are licensed, independent healthcare providers who practice in a variety of settings including hospitals, medical offices, clinics, community health systems, and birth centers.

Nurse-midwives offer primary care, gynecological care, family planning services, preconception care, pregnancy care, childbirth care, and postpartum care to women throughout the lifespan. They focus on promoting normal physiologic processes, providing education, counseling, and patient advocacy, and collaborating with other healthcare professionals when necessary. Nurse-midwives are recognized for their expertise in providing safe, evidence-based, woman-centered care.

Occupational accidents are defined as unexpected and unplanned events that occur in the context of work and lead to physical or mental harm. These accidents can be caused by a variety of factors, including unsafe working conditions, lack of proper training, or failure to use appropriate personal protective equipment. Occupational accidents can result in injuries, illnesses, or even death, and can have significant impacts on individuals, families, and communities. In many cases, occupational accidents are preventable through the implementation of effective safety measures and risk management strategies.

Prospective studies, also known as longitudinal studies, are a type of cohort study in which data is collected forward in time, following a group of individuals who share a common characteristic or exposure over a period of time. The researchers clearly define the study population and exposure of interest at the beginning of the study and follow up with the participants to determine the outcomes that develop over time. This type of study design allows for the investigation of causal relationships between exposures and outcomes, as well as the identification of risk factors and the estimation of disease incidence rates. Prospective studies are particularly useful in epidemiology and medical research when studying diseases with long latency periods or rare outcomes.

Home childbirth, also known as home birth, refers to the process of giving birth in a private residence, such as one's own home, rather than in a healthcare facility like a hospital or birth center. Home childbirth is typically attended by a midwife, who provides prenatal care, attends the birth, and offers postpartum care. In some cases, a doctor may also be present at a home birth. It's important to note that home birth is not legal in all countries or regions, and even where it is legal, it may not be covered by insurance. Home childbirth carries inherent risks and should only be considered after careful consultation with healthcare providers.

A "newborn infant" refers to a baby in the first 28 days of life outside of the womb. This period is crucial for growth and development, but also poses unique challenges as the infant's immune system is not fully developed, making them more susceptible to various diseases.

"Newborn diseases" are health conditions that specifically affect newborn infants. These can be categorized into three main types:

1. Congenital disorders: These are conditions that are present at birth and may be inherited or caused by factors such as infection, exposure to harmful substances during pregnancy, or chromosomal abnormalities. Examples include Down syndrome, congenital heart defects, and spina bifida.

2. Infectious diseases: Newborn infants are particularly vulnerable to infections due to their immature immune systems. Common infectious diseases in newborns include sepsis (bloodstream infection), pneumonia, and meningitis. These can be acquired from the mother during pregnancy or childbirth, or from the environment after birth.

3. Developmental disorders: These are conditions that affect the normal growth and development of the newborn infant. Examples include cerebral palsy, intellectual disabilities, and vision or hearing impairments.

It is important to note that many newborn diseases can be prevented or treated with appropriate medical care, including prenatal care, proper hygiene practices, and timely vaccinations. Regular check-ups and monitoring of the newborn's health by a healthcare provider are essential for early detection and management of any potential health issues.

Breech presentation is a term used in obstetrics to describe a situation where the fetus's buttocks or feet are positioned to come out first during childbirth, instead of the head. There are several types of breech presentations, including:

1. Frank breech: The fetus's hips are flexed and its knees are extended, so that the buttocks are the leading part of the body.
2. Complete breech: The fetus's hips and knees are flexed, and both thighs and legs are close to its chest, so that the buttocks are the leading part of the body.
3. Footling breech: One or both feet are presenting first, with the heels down.

Breech presentation occurs in about 3-4% of all pregnancies at term. While some breech babies can be safely delivered vaginally, most obstetricians recommend a cesarean delivery for breech presentation due to the increased risk of complications such as cord prolapse, head entrapment, and fetal distress. However, there are some techniques that may be used to attempt a vaginal breech delivery in certain situations, such as external cephalic version (ECV), which is a procedure where a healthcare provider manually turns the fetus from a breech position to a head-down position while it is still in the uterus.

A stillbirth is defined as the delivery of a baby who has died in the womb after 20 weeks of pregnancy. The baby may die at any time during the pregnancy, but death must occur after 20 weeks to be classified as a stillbirth. Stillbirths can have many different causes, including problems with the placenta or umbilical cord, chromosomal abnormalities, infections, and birth defects. In some cases, the cause of a stillbirth may not be able to be determined.

Stillbirth is a tragic event that can have significant emotional and psychological impacts on the parents and other family members. It is important for healthcare providers to offer support and resources to help families cope with their loss. This may include counseling, support groups, and information about memorializing their baby.

Occupational health is a branch of medicine that focuses on the physical, mental, and social well-being of workers in all types of jobs. The goal of occupational health is to prevent work-related injuries, illnesses, and disabilities, while also promoting the overall health and safety of employees. This may involve identifying and assessing potential hazards in the workplace, implementing controls to reduce or eliminate those hazards, providing education and training to workers on safe practices, and conducting medical surveillance and screenings to detect early signs of work-related health problems.

Occupational health also involves working closely with employers, employees, and other stakeholders to develop policies and programs that support the health and well-being of workers. This may include promoting healthy lifestyles, providing access to mental health resources, and supporting return-to-work programs for injured or ill workers. Ultimately, the goal of occupational health is to create a safe and healthy work environment that enables employees to perform their jobs effectively and efficiently, while also protecting their long-term health and well-being.

High-risk pregnancy is a term used to describe a situation where the mother or the fetus has an increased risk of developing complications during pregnancy, labor, delivery, or in the postpartum period. These risks may be due to pre-existing medical conditions in the mother, such as diabetes, hypertension, heart disease, kidney disease, autoimmune disorders, or infectious diseases like HIV/AIDS. Other factors that can contribute to a high-risk pregnancy include advanced maternal age (35 years and older), obesity, multiple gestations (twins, triplets, etc.), fetal growth restriction, placental issues, and a history of previous pregnancy complications or preterm labor.

High-risk pregnancies require specialized care and monitoring by healthcare professionals, often involving maternal-fetal medicine specialists, obstetricians, perinatologists, and neonatologists. Regular prenatal care, frequent checkups, ultrasound monitoring, and sometimes additional testing and interventions may be necessary to ensure the best possible outcomes for both the mother and the baby.

"Animal pregnancy" is not a term that is typically used in medical definitions. However, in biological terms, animal pregnancy refers to the condition where a fertilized egg (or eggs) implants and develops inside the reproductive tract of a female animal, leading to the birth of offspring (live young).

The specific details of animal pregnancy can vary widely between different species, with some animals exhibiting phenomena such as placental development, gestation periods, and hormonal changes that are similar to human pregnancy, while others may have very different reproductive strategies.

It's worth noting that the study of animal pregnancy and reproduction is an important area of biological research, as it can provide insights into fundamental mechanisms of embryonic development, genetics, and evolution.

A delivery room is a specialized unit in a hospital where childbirth takes place. It is staffed with healthcare professionals, such as obstetricians, nurses, and midwives, who are trained to assist women during labor, delivery, and the immediate postpartum period. Delivery rooms are equipped with medical equipment and supplies to monitor the mother's and baby's vital signs, administer medications, and perform emergency procedures if necessary.

Delivery rooms may also be referred to as labor and delivery units or wards. In some hospitals, there may be different types of delivery rooms, such as birthing suites that provide a more home-like atmosphere for women who prefer a natural childbirth experience. Overall, the goal of a delivery room is to ensure a safe and healthy outcome for both the mother and the baby during childbirth.

Fentanyl is a potent synthetic opioid analgesic, which is similar to morphine but is 50 to 100 times more potent. It is a schedule II prescription drug, typically used to treat patients with severe pain or to manage pain after surgery. It works by binding to the body's opioid receptors, which are found in the brain, spinal cord, and other areas of the body.

Fentanyl can be administered in several forms, including transdermal patches, lozenges, injectable solutions, and tablets that dissolve in the mouth. Illegally manufactured and distributed fentanyl has also become a major public health concern, as it is often mixed with other drugs such as heroin, cocaine, and counterfeit pills, leading to an increase in overdose deaths.

Like all opioids, fentanyl carries a risk of dependence, addiction, and overdose, especially when used outside of medical supervision or in combination with other central nervous system depressants such as alcohol or benzodiazepines. It is important to use fentanyl only as directed by a healthcare provider and to be aware of the potential risks associated with its use.

Meconium is the first stool passed by a newborn infant, typically within the first 48 hours of life. It is composed of materials ingested during fetal development, including intestinal epithelial cells, lanugo (fine hair), amniotic fluid, mucus, bile, and water. The color of meconium is usually greenish-black, and its consistency can range from a thick paste to a liquid. Meconium staining of the amniotic fluid can occur when the fetus has passed meconium while still in the uterus, which may indicate fetal distress and requires careful medical attention during delivery.

The second trimester of pregnancy is the period between the completion of 12 weeks (the end of the first trimester) and 26 weeks (the beginning of the third trimester) of gestational age. It is often considered the most comfortable period for many pregnant women as the risk of miscarriage decreases significantly, and the symptoms experienced during the first trimester, such as nausea and fatigue, typically improve.

During this time, the uterus expands above the pubic bone, allowing more space for the growing fetus. The fetal development in the second trimester includes significant growth in size and weight, formation of all major organs, and the beginning of movement sensations that the mother can feel. Additionally, the fetus starts to hear, swallow and kick, and the skin is covered with a protective coating called vernix.

Prenatal care during this period typically includes regular prenatal appointments to monitor the mother's health and the baby's growth and development. These appointments may include measurements of the uterus, fetal heart rate monitoring, and screening tests for genetic disorders or other potential issues.

Diagnostic techniques in obstetrics and gynecology refer to the various methods used by healthcare professionals to diagnose and monitor conditions related to the female reproductive system and pregnancy. Here are some commonly used diagnostic techniques:

1. Physical examination: A thorough physical exam, including a pelvic exam, can help identify any abnormalities in the reproductive organs.
2. Medical history: A detailed medical history, including information about menstrual cycles, sexual activity, and family health, can provide valuable clues to diagnose various conditions.
3. Imaging tests: Ultrasound, CT scans, and MRIs can help healthcare professionals visualize the reproductive organs and detect any abnormalities.
4. Laboratory tests: Blood tests, urine tests, and cultures can help identify infections, hormonal imbalances, and other conditions.
5. Biopsy: A small sample of tissue is taken from the affected area and examined under a microscope to diagnose conditions such as cancer.
6. Colposcopy: This procedure involves using a special magnifying device to examine the cervix and vagina for signs of abnormalities.
7. Hysterosalpingography: This is an X-ray procedure that involves injecting a dye into the uterus and fallopian tubes to detect any blockages or other abnormalities.
8. Sonohysterography: This is an ultrasound procedure that involves injecting a fluid into the uterus to help visualize its interior and detect any abnormalities.
9. Minimally invasive surgery: Procedures such as laparoscopy and hysteroscopy can help healthcare professionals diagnose and treat various conditions related to the reproductive organs.

These diagnostic techniques can help healthcare professionals identify and manage a wide range of conditions, including infertility, pregnancy complications, infections, hormonal imbalances, and cancer.

Birth injuries refer to damages or injuries that a baby suffers during the birthing process. These injuries can result from various factors, such as mechanical forces during delivery, medical negligence, or complications during pregnancy or labor. Some common examples of birth injuries include:

1. Brachial plexus injuries: Damage to the nerves that control movement and feeling in the arms and hands, often caused by excessive pulling or stretching during delivery.
2. Cephalohematoma: A collection of blood between the skull and the periosteum (the membrane covering the bone), usually caused by trauma during delivery.
3. Caput succedaneum: Swelling of the soft tissues of the baby's scalp, often resulting from pressure on the head during labor and delivery.
4. Fractures: Broken bones, such as a clavicle or skull fracture, can occur due to mechanical forces during delivery.
5. Intracranial hemorrhage: Bleeding in or around the brain, which can result from trauma during delivery or complications like high blood pressure in the mother.
6. Perinatal asphyxia: A lack of oxygen supply to the baby before, during, or immediately after birth, which can lead to brain damage and other health issues.
7. Subconjunctival hemorrhage: Bleeding under the conjunctiva (the clear membrane covering the eye), often caused by pressure on the head during delivery.
8. Spinal cord injuries: Damage to the spinal cord, which can result in paralysis or other neurological issues, may occur due to excessive force during delivery or medical negligence.

It's important to note that some birth injuries are unavoidable and may not be a result of medical malpractice. However, if a healthcare provider fails to provide the standard of care expected during pregnancy, labor, or delivery, they may be held liable for any resulting injuries.

Pain measurement, in a medical context, refers to the quantification or evaluation of the intensity and/or unpleasantness of a patient's subjective pain experience. This is typically accomplished through the use of standardized self-report measures such as numerical rating scales (NRS), visual analog scales (VAS), or categorical scales (mild, moderate, severe). In some cases, physiological measures like heart rate, blood pressure, and facial expressions may also be used to supplement self-reported pain ratings. The goal of pain measurement is to help healthcare providers better understand the nature and severity of a patient's pain in order to develop an effective treatment plan.

Endometritis is a medical condition that refers to the inflammation of the endometrium, which is the innermost layer of the uterus. It is often caused by infections, such as bacterial or fungal infections, that enter the uterus through various routes, including childbirth, miscarriage, or surgical procedures.

The symptoms of endometritis may include abnormal vaginal discharge, pelvic pain, fever, and abdominal cramping. In severe cases, it can lead to complications such as infertility, ectopic pregnancy, or sepsis. Treatment typically involves the use of antibiotics to clear the infection, as well as supportive care to manage symptoms and promote healing.

It is important to seek medical attention if you experience any symptoms of endometritis, as prompt treatment can help prevent complications and improve outcomes.

Obstetrical forceps are a surgical instrument used in childbirth to help deliver a baby when there are difficulties in the normal birthing process. They are a pair of curved metal instruments that resemble tongs, with each part designed to grip onto specific areas of the baby's head. The forceps are carefully applied to the baby's head during a contraction, and then used to gently guide the baby out of the mother's birth canal. This procedure is called an assisted vaginal delivery or operative vaginal delivery.

Obstetrical forceps require precise knowledge and skill to use safely and effectively, as their misuse can lead to complications such as facial injuries, skull fractures, or nerve damage in the baby. Therefore, they are typically used by experienced obstetricians in specific clinical situations, such as when the labor is prolonged, when the baby shows signs of distress, or when there is a need for a quick delivery due to maternal health concerns.

Birthing centers, also known as birth centers or freestanding birth centers, are healthcare facilities that provide family-centered care for low-risk childbirth. They are usually standalone facilities, separate from hospitals, and are designed to provide a homelike atmosphere for labor, delivery, and immediate postpartum recovery.

Birthing centers are staffed by certified nurse-midwives, midwives, and sometimes obstetricians who work together to provide care that is based on the principles of normal, physiologic birth. They offer a range of services, including prenatal care, labor support, and postpartum follow-up care.

Birthing centers aim to provide a safe and supportive environment for women who want to have a natural childbirth experience, without the need for medical intervention unless it becomes necessary. They may not be equipped to handle high-risk pregnancies or complications during labor and delivery, and therefore may transfer women to a hospital if needed.

It's important to note that while birthing centers can provide a unique and personalized childbirth experience, they may not be covered by all insurance plans, and it's essential to check with your insurance provider to determine coverage before making a decision.

Maternal age is a term used to describe the age of a woman at the time she becomes pregnant or gives birth. It is often used in medical and epidemiological contexts to discuss the potential risks, complications, and outcomes associated with pregnancy and childbirth at different stages of a woman's reproductive years.

Advanced maternal age typically refers to women who become pregnant or give birth at 35 years of age or older. This group faces an increased risk for certain chromosomal abnormalities, such as Down syndrome, and other pregnancy-related complications, including gestational diabetes, preeclampsia, and cesarean delivery.

On the other end of the spectrum, adolescent pregnancies (those that occur in women under 20 years old) also come with their own set of potential risks and complications, such as preterm birth, low birth weight, and anemia.

It's important to note that while maternal age can influence pregnancy outcomes, many other factors – including genetics, lifestyle choices, and access to quality healthcare – can also play a significant role in determining the health of both mother and baby during pregnancy and childbirth.

Asphyxia neonatorum is a medical condition that refers to a newborn baby's lack of oxygen or difficulty breathing, which can lead to suffocation and serious complications. It is often caused by problems during the birthing process, such as umbilical cord compression or prolapse, placental abruption, or prolonged labor.

Symptoms of asphyxia neonatorum may include bluish skin color (cyanosis), weak or absent breathing, poor muscle tone, meconium-stained amniotic fluid, and a slow heart rate. In severe cases, it can lead to organ damage, developmental delays, or even death.

Prompt medical attention is necessary to diagnose and treat asphyxia neonatorum. Treatment may include oxygen therapy, mechanical ventilation, and medications to support the baby's heart function and blood pressure. In some cases, therapeutic hypothermia (cooling the body) may be used to reduce the risk of brain damage. Preventive measures such as proper prenatal care, timely delivery, and careful monitoring during labor and delivery can also help reduce the risk of asphyxia neonatorum.

Active management of labor with oxytocin is recommended in the third stage of labor. Medio-lateral episiotomies are recommended ... Little information is known about actual practices in Sri Lanka, but the Sri Lankan College of Obstetric Gynecology (SLCOG) ... Management of premature rupture of membranes. Retrieved from http://www.gfmer.ch/SRH-Course-2010/national-guidelines/pdf/ ... During the second stage of labor, women are encouraged to assume the most comfortable position. In the second stage of labor ...
Premature labour is labour that spontaneously occurs earlier than 37 weeks gestational age. A nuchal cord is a complication ... An obstetric labor complication is a difficulty or abnormality that arises during the process of labor or delivery. The Trust ... Prolonged labour may result in maternal exhaustion, fetal distress, and other complications including obstetric fistula. ... The second stage of labour may be delayed or lengthy due to poor or uncoordinated uterine action, an abnormal uterine position ...
Other women have induced premature labour by rupture of the membranes or by prostaglandin suppositories or both. These extreme ... Jureidini J (1993). "Obstetric factitious disorder and Munchausen syndrome by proxy". Journal of Nervous and Mental Disease. ... After excessively painful labors, or those with a disturbing loss of control, fear of death or infant loss, or complications ... Women may spend anywhere from a few hours to a few days in labor, thus leading to an emotionally and physically intense ...
... s (also called anti-contraction medications or labor suppressants) are medications used to suppress premature labor ( ... 496: At-risk drinking and alcohol dependence: obstetric and gynecologic implications". Obstetrics and Gynecology. 118 (2 Pt 1 ... Castrén O, Gummerus M, Saarikoski S (1975). "Treatment of imminent premature labour". Acta Obstet Gynecol Scand. 54 (2): 95-100 ... the risk of preterm labor alone justifies hospitalization. Tocolytics are used in preterm labor, which refers to when a baby is ...
Patel's clinical and academic interests include high risk obstetrics, premature labour, foetal growth retardation, obstetric ...
Obstetric ultrasound has become useful in the assessment of the cervix in women at risk for premature delivery. A short cervix ... Signs and symptoms of preterm labor include four or more uterine contractions in one hour. In contrast to false labour, true ... Adult chronic disease is not always the case with premature birth in Black women, which makes the main factor of premature ... The main categories of causes of preterm birth are preterm labor induction and spontaneous preterm labor. The exact cause of ...
... miscarriage or stillbirth obstetric fistula obstetric hemorrhage Pelvic girdle pain placenta praevia pre-eclampsia premature ... labor, labour - see childbirth lactation live birth menstrual cycle natural childbirth navel ovum or egg oxytocin or pitocin ... birth, preterm labor or prematurity small for gestational age (SGA) uterine rupture uterine incarceration American Association ... medication In vitro fertilisation Fertility awareness Unintended pregnancy Pregnancy test 3D ultrasound Home testing Obstetric ...
... obstetric labor, premature MeSH C13.703.420.491.500 - premature birth MeSH C13.703.420.643 - placenta accreta MeSH C13.703. ... premature MeSH C13.371.056.630.450 - oophoritis MeSH C13.371.056.630.580 - ovarian cysts MeSH C13.371.056.630.580.765 - ... premature rupture MeSH C13.703.420.339.260 - chorioamnionitis MeSH C13.703.420.491 - ... polycystic ovary syndrome MeSH C13.371.056.630.611 - ovarian failure, premature MeSH C13.371.056.630.642 - ovarian ...
Obstetric providers may recommend that patients and their families prepare ahead of time to ensure the mother will have ... Fatigue after labor and delivery Caring for a newborn that requires 24/7 attention Sleep deprivation Lack of support from ... especially for parents of premature or sick infants Most risk factors studied have not clearly and consistently demonstrated an ... These include sociodemographic factors, such as age and marital status, obstetric factors, such as delivery complications or ...
Urogynecology and obstetric urology. Urogynecologic surgery 491-499...................................Diseases of the breast ... Pediatric nursing 250-250.3................................Premature infants 251-325...................................Newborn ... Miscarriage 651-721.........................................Labor. Parturition 725-791......................................... ...
Premature deliveries, ruptures of the amniotic sac membranes, prolonged labor, and primigravida childbirth are associated with ... Causes of chorioamnionitis stem from bacterial infection as well as obstetric and other related factors. Bacterial, viral, and ... an infection caused by bacteria ascending from the vagina into the uterus and is associated with premature or prolonged labor. ... Intrapartum (during labor) chorioamnionitis may be associated with neonatal pneumonia, meningitis, sepsis, and death. Long-term ...
... preterm premature (prelabor) rupture of membranes List of obstetric topics Fetal fibronectin (fFN) Apgar score Bishop, Edward H ... is a pre-labor scoring system to assist in predicting whether induction of labor will be required. It has also been used to ... A score of 5 or less suggests that labour is unlikely to start without induction. A score of 9 or more indicates that labour ... The duration of labor is inversely correlated with the Bishop score; "A Bishop score of 9 conveys a high likelihood for a ...
It is registered in many countries for use in suppressing premature labor between 24 and 33 weeks of gestation. It has fewer ... undeliverable without conversion before delivery Obstetric emergencies where maternal or fetal risk-to-benefit ratio favors ... As a medication, it is used to cause contraction of the uterus to start labor, increase the speed of labor, and to stop ... An intravenous infusion of oxytocin is used to induce labor and to support labor in case of slow childbirth if the oxytocin ...
... umbilical cord prolapse is considered an obstetric emergency during pregnancy or labor. Current management guidelines focus on ... or a premature or small fetus. The concern with cord prolapse is that pressure on the cord from the fetus will cause cord ... particularly in those who have delivered large babies or had exceedingly long pushing phases of labor. Smoking, obesity, ...
... there are a few options to counteract the increased risk of infection and premature labor. Preterm labor occurs when the cervix ... Obstetric and Gynecologic Emergencies. 37 (2): 317-338. doi:10.1016/j.emc.2019.01.009. PMID 30940375. S2CID 88034782. Sakornbut ... Bloody show is sometimes used as an indication of active labor, and can occur as a result of the onset of labor. Bloody show ... "Preterm labor - Symptoms and causes". Mayo Clinic. Retrieved 2023-07-31. "Coping Skills for Labor without Medication". ...
... the pressure causes the placenta to rupture and the mother goes into premature labour. Cerclage is a surgical stitch which ... obstetric history and other factors which are thought to play a role in determining the prognoses. With the advent of ... Premature delivery, second-trimester pregnancy loss, and uterine rupture are other reported complications. They may also ... and future obstetric complications If left untreated, the obstruction of menstrual flow resulting from adhesions can lead to ...
Women under 16 and over 35 have a higher risk of preterm labor (premature baby), and this risk increases for women in poverty, ... More exact measurements can be performed with obstetric ultrasonography. Intrauterine growth restriction is one of the causes ... Women over 35 are more inclined to have a longer labor period, which could potentially result in death of the mother or fetus. ... Premature babies from young mothers are more likely to have neurological defects that will influence their coping capabilities ...
Hallman M (April 2012). "Premature birth and diseases in premature infants: common genetic background?". The Journal of ... In those at high risk of preterm labor a review found that moderate to severe CP was reduced by the administration of magnesium ... In the latter half of the 20th century, obstetric litigation about the cause of cerebral palsy became more common, leading to ... Caffeine is used to treat apnea of prematurity and reduces the risk of cerebral palsy in premature babies, but there are also ...
The midwifery staff provide choices to pregnant women, when deciding how best their pregnancy, labour and post-labour care is ... "Controversies in Obstetric Anaesthesia" (PDF). Obstetric Anaesthetists' Association. Retrieved 10 November 2018. "University ... The hospital is home to the Neonatal Intensive Care Unit (NICU), which cares for sick and premature babies from across the ...
Noting that obstetric care in Chicago was often inadequate, he opened a clinic on Chicago's Maxwell Street after consulting ... Perhaps laceration, prolapse and all the evils are, in fact, natural to labor and in fact normal... If you adopt this view, I ... The device, which was sometimes known as a "hand ambulance", allowed premature infants to be transported to a hospital ... Chestnut, D. H., Polley, L. S., Wong, C.A., and Tsen, L. C. (2009). Chestnut's Obstetric Anesthesia: Principles and Practice. ...
Initial funding of the Women's Hospital came from public subscription, obstetric nurse training and student fees, with ... The hospital's nurseries were divided into five categories: D, Premature, Adoption, Founders Isolation and Main. The Crown ... labour wards, and operating theatre, recovery room, and nurses quarters (3 June 1930) X-Ray Department (September 1935) The ...
This ability to suppress premature labor may overcome around 70 percent of sub partu complications, avoiding unnecessary ... Dunn, Peter M. (2008). "Historical Perspectives: Perinatal Profiles: Roberto Caldeyro-Barcia: Obstetric Physiologist ... The pair referred to the typical abnormal response of the fetal heart rate during labor as "type II DIP"; the term was later ... This research-which included the first recording of human uterus activity during labor- led to the duo's creation of Montevideo ...
Premature birth would not allow for a much larger head size if most of the growth had already happened. Also, it has been ... In humans, the long axes of the inlet and the outlet of the obstetric canal lie perpendicular to each other. This is an ... Engagement is the first movement of labor where the first part of the head enters the pelvic inlet. Descent refers to the ... "Why must childbirth be such hard labour? New evidence about why women give birth when they do has turned received opinion on ...
The obstetric history of a female who has had one pregnancy of twins with successful outcomes would be noted as G1P1+1. TPAL is ... In TPAL, the T refers to term births (after 37 weeks' gestation), the P refers to premature births, the A refers to abortions, ... gestational diabetes and pre-term labor. Long-term and permanent nulliparity (/ˌnʌlɪˈpærɪti/) are risk factors for breast ... The obstetric history of a female who has had four pregnancies, one of which was a miscarriage before 20 weeks, would be noted ...
Obstetric care frequently subjects women to institutional routines, which may have adverse effects on the progress of labour. ... Premature birth is the leading cause of death in children under five years of age though many that survive experience ... Dystocia of labour, also called "dysfunctional labour" or "failure to progress", is difficult labour or abnormally slow ... Continuous labour support may also reduce women's use of pain medication during labour and reduce the risk of babies having low ...
Risks of low birth weight, premature labor, anemia, and pre-eclampsia are not connected to biological age by the time a girl is ... Loto OM, Ezechi OC, Kalu BK, Loto A, Ezechi L, Ogunniyi SO (2004). "Poor obstetric performance of teenagers: Is it age- or ... Obstructed labour is normally dealt with by caesarean section in industrialized nations; however, in developing regions where ... The worldwide incidence of premature birth and low birth weight is higher among adolescent mothers. In a rural hospital in West ...
... preterm labor, premature rupture of the membranes (PROM) and severe maternal discomfort. Overall complication rates have ranged ... Practitioner experience, maternal weight, obstetric factors such as uterine relaxation, a palpable fetal head, a non-engaged ... External cephalic version". In Halpern, Stephen H.; Douglas, M. Joanne (eds.). Evidence-Based Obstetric Anesthesia. John Wiley ... and can even be performed in early labour. ECV is endorsed by the American College of Obstetricians and Gynecologists (ACOG) ...
Maternal exhaustion Prolonged second stage of labor Foetal distress in the second stage of labor, generally indicated by ... It cannot be used when the baby is in the breech position or for premature births. The use of VE is generally safe, but it can ... Handbook of Vacuum Extraction in Obstetric Practice (3rd ed.). Vacca Research. ISBN 978-1-920818-03-6. "Vacuum Extraction: ... It is used in the second stage of labor if it has not progressed adequately. It may be an alternative to a forceps delivery and ...
"Preterm labour and birth" (PDF). National Institute for Health and Care Excellence. 2015. "WHO , WHO recommendations on ... Tucker L, Hoff C, Peevy K, Brost B, Holland S, Calhoun BC (November 1995). "The effects of antenatal steroid use in premature ... "Guideline for the Management of Hypertensive Disorders of Pregnancy" (PDF). Society of Obstetric Medicine of Australia and New ... Mwansa-Kambafwile J, Cousens S, Hansen T, Lawn JE (April 2010). "Antenatal steroids in preterm labour for the prevention of ...
Early obstetric ultrasound, comparing the size of an embryo or fetus to that of a reference group of pregnancies of known ... In a first pregnancy it may happen a few weeks before the due date, though it may happen later or even not until labor begins, ... "Definition of Premature birth". Medicine.net. Archived from the original on 9 July 2009. Retrieved 16 January 2008. Lama Rimawi ... Pregnant women or those who have recently given birth in the U.S. are more likely to be murdered than to die from obstetric ...
... , also known as non-reassuring fetal status, is a condition during pregnancy or labor in which the fetus shows ... Committee on Obstetric Practice, American College of Obstetricians and Gynecologists (Dec 2005). "ACOG Committee Opinion. ... presentation of the fetus Multiple births Shoulder dystocia Umbilical cord prolapse Nuchal cord Placental abruption Premature ... All articles with unsourced statements, Articles with unsourced statements from September 2022, Complications of labour and ...
"Obstetric Labor, Premature" by people in UAMS Profiles by year, and whether "Obstetric Labor, Premature" was a major or minor ... TOCOLYSIS inhibits premature labor and can prevent the BIRTH of premature infants (INFANT, PREMATURE). ... "Obstetric Labor, Premature" is a descriptor in the National Library of Medicines controlled vocabulary thesaurus, MeSH ( ... Below are the most recent publications written about "Obstetric Labor, Premature" by people in Profiles over the past ten years ...
Obstetric Labor, Premature -- prevention & control ✖Remove constraint Subjects: Obstetric Labor, Premature -- prevention & ...
Learn what signs to look for in a preterm labor such as cramps or bleeding. ... Preterm labor is labor that begins before the 37th week of pregnancy. ... ClinicalTrials.gov: Obstetric Labor, Premature (National Institutes of Health) Journal Articles References and abstracts from ... Preterm Labor Also called: Early Labor, Premature Birth, Premature Labor, Preterm Birth ...
Induction of labor, Stimulation of Labor, Tocolysis, Ultrasound, Other obstetric procedures. This birth certificate item ... Cord prolapse--Premature expulsion of the umbilical cord in labor before the fetus is delivered. Anesthetic complications--Any ... Seizures during labor, Precipitous labor, Prolonged labor, Dysfunctional labor, Breech/malpresentation, Cephalopelvic ... Precipitous labor (less than 3 hours)--Extremely rapid labor and delivery lasting less than 3 hours. Prolonged labor (more than ...
Infant, Premature* * Logistic Models * Obstetric Labor, Premature / epidemiology * Poisson Distribution * Pregnancy * Pregnancy ...
Obstetric Labor, Premature / prevention & control * Pregnancy * Primary Prevention * Pulmonary Surfactants / therapeutic use ...
Active management of labor with oxytocin is recommended in the third stage of labor. Medio-lateral episiotomies are recommended ... Little information is known about actual practices in Sri Lanka, but the Sri Lankan College of Obstetric Gynecology (SLCOG) ... Management of premature rupture of membranes. Retrieved from http://www.gfmer.ch/SRH-Course-2010/national-guidelines/pdf/ ... During the second stage of labor, women are encouraged to assume the most comfortable position. In the second stage of labor ...
Pregnancies with congenital fetal malformations or in labour were excluded. The authors collected data relevant to the mode of ... Borderline oligohydramnios in singleton pregnancies with premature rupture of the amniotic membranes: obstetric management and ... Borderline oligohydramnios in singleton pregnancies with premature rupture of the amniotic membranes: obstetric management and ... Aim To examine the attitude of the obstetricians and the perinatal outcome of pregnancies complicated by premature rupture of ...
... though they may present with late abortion or premature labor. [160] Obstetric outcomes may be related to length of the ... Reported complications include unilateral placental abruption and unilateral premature labor. [150, 149] ... Most obstetric complications occur in the first 20 weeks and can result in abortion, uterine rupture, or maternal death (0.5%). ... Postsurgical obstetric outcomes have been impressive, especially for this group. Donnez and Nisolle reported a study of 14 ...
Obstetric Labor, Premature, Obstetric Labor Complications, Pregnancy, High-Risk, Women's Health, Child Health, ... Premature, Obstetric Labor, Premature, Premature Birth, Diagnostic Techniques and Procedures, Diagnostic Techniques, ... Obstetric Labor, Premature, Genitalia, Vulvar Neoplasms, Papillomavirus Infections, Papillomavirus Vaccines, Vulvovaginitis, ... Obstetric Nursing, Pediatric Nursing, Neonatal Nursing, Women's Health, Child Health, Clinical Diagnosis, Prenatal ...
Premature rupture of the membranes ,=12 hours (Onset of labor**). *Precipitous labor ,3 hours (Onset of labor**) ... Tocolysis (Obstetric procedure). *Cervical cerclage (Obstetric procedure). *Unplanned operating room procedures (Maternal ... Non-vertex presentation (Characteristics of Labor and Delivery). *Was delivery with forceps attempted by unsuccessful? (Method ... Moderate/heavy meconium staining of the amniotic fluid (Characteristics of Labor and Delivery) * ...
Patients with eclampsia require immediate obstetric consultation and admission to a labor and delivery unit capable of ... The fetal mortality rate varies from 13-30% due to premature delivery and its complications. Placental infarcts, abruptio ... When is labor induced in patients with eclampsia?. How are the fetal heart rate and uterine contractions monitored in patients ... What are the diagnostic considerations in an obstetric patient with eclampsia?. How are lab tests and imaging tests used in the ...
Sometimes a second or third trimester miscarriage of one twin can cause significant obstetric problems. Premature labor, ... Premature birth can become a higher risk, as can the risk of cerebral palsy. If the miscarriage occurs before eight weeks of ... The information of this article has been reviewed by nursing experts of the Association of Womens Health, Obstetric, & ...
Magnesium sulfate is a common drug used for treating preterm labor. Here are the reasons its used and the possible side ... Preterm (premature) labor and birth. (2015,September). http://www.acog.org/Patients/FAQs/Preterm-Premature-Labor-and-Birth# ... http://www.acog.org/-/media/Committee-Opinions/Committee-on-Obstetric-Practice/co455.pdf?dmc=1&ts=20151203T1435260847. ... Preterm labor is defined as labor that starts before 37 weeks of pregnancy. It occurs when the uterus contracts regularly and ...
2013). Pregnancies complicated by preeclampsia, diabetes, premature labor, multiple pregnancy,.... You do not currently have ... High-Risk Obstetric Patients - More Needs to Be Done! Iryna Chugaieva, MD; Iryna Chugaieva, MD ... Iryna Chugaieva, Liliana Goelkel-Garcia, Kumar G. Belani; High-Risk Obstetric Patients - More Needs to Be Done!. ASA Monitor ... Obstetric Anesthesia: What Have You Done for Us Lately? Anesthesiology (October 1999) ...
... plus how to spot the signs of Obstetric Cholestasis... ... There is some research that links OC with premature labour, ... What is Obstetric Cholestasis (OC)?. OC is a liver condition that affects around 1 in 140 pregnancies in the UK. The exact ... Will Obstetric Cholestasis affect my baby?. If you have OC, youll be monitored you closely by your midwife and doctor and ... Obstetric Cholestasis (OC) causes constant and intense itching all over your body that starts on the arms, legs and hands and ...
... such as for suppressing premature labour or excessive labour contractions. However, injectable forms of these medicines can ... Restrictions on use of short-acting beta-agonists in obstetric indications - CMDh endorses PRAC recommendations (PDF/79.72 KB) ... If you are given these medicines for premature labour in this way, your doctor will monitor you and your baby during treatment ... These medicines can still be given intravenously (into a vein) to suppress premature labour, but their use is limited to a ...
Physiology of Pregnancy (Maternal and Fetal), and Obstetrical Complications; Multifetal Pregnancies and Premature Labor. 2018. ... "Teaching basic obstetric ultrasound at Mulago Hospital, Kampala, Uganda. New York, NY, United States 2013 ...
Premature labor. *Severe nausea and vomiting during pregnancy (hyperemesis gravidarum). *Umbilical cord prolapse ... Our labor and delivery team focuses on providing you and your baby with the highest level of care in a calm and soothing ... Obstetric (OB) Services. Bringing a new life into this world is an amazing journey, and were honored to be with you every step ...
... case studies on premature labor, options to treat vaginal infections, Obstetric labor, Pregnancy, Cerclage, Obstetric delivery ... Premature birth, Antepartum fetal surveillance, Fetal growth restriction, Maternal hypertension, Multiple pregnancy ...
1 premature rupture of membranes and preterm labour,2 plasma cell endometritis,3 non-specific urethritis in male partners,4 and ... None of the patient had any history of bacterial vaginosis, troublesome vaginal discharge, or any obstetric or gynaecological ... shown that bacterial vaginosis or its associated micro-organisms mycoplasma/ureaplasma may be associated with various obstetric ...
... weight or born from dystocia/instrumental birth or other obstetric complications such as fever in labor or prolonged premature ... In case of GBS colonization, adequate antibiotic treatment must be carried out in labor and at least 4 hours before birth ( ...
... or whether it prolongs the duration of labor or increases the need for forceps delivery or other obstetric intervention. Such ... HCl in Europe in the treatment of cardiac side effects of beta-adrenergic agonist agents used to treat premature labor. ... Labor and Delivery. It is not known whether the use of verapamil during labor or delivery has immediate or delayed adverse ...
First Labor Stage 11% * Gynecological Examination 10% * Premature Obstetric Labor 10% * Uterine Hemorrhage 10% ...
Premature Obstetric Labor 22% * Persistence of abnormal global longitudinal strain in women with peripartum cardiomyopathy. ...
Premature Obstetric Labor 18% 41 Scopus citations * Screening approach for gestational diabetes in twin pregnancies. Rebarber, ...
Premature Obstetric Labor 83% * Gestational Diabetes 80% * Gestational Age 62% 137 Scopus citations ... Forging links between food chain labor activists and academics. Levkoe, C. Z., McClintock, N., Minkoff-Zern, L-A., Coplen, A. K ... Prepregnancy body mass index is an independent risk factor for gestational hypertension, gestational diabetes, preterm labor, ...

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