Use the A-Z list to browse more than 6,000 health-related topics in our library. Clicking on a term opens the definition and, in most cases, links to more information.
An outbreak of influenza that spread throughout the world from 1918 to 1919 and killed between 20 million and 40 million people. It is generally considered to be the worst epidemic in recorded history. More Information on 1918 Flu Pandemic: Infectious Disease Basics
An outbreak of influenza that spread throughout the world from 1918 to 1919 and killed between 20 million and 40 million people. It is generally considered to be the worst epidemic in recorded history. More Information on 1918 Influenza Pandemic: Infectious Disease Basics
"1H Nuclear MRSI" is more commonly referred to as "Magnetic Resonance Spectroscopic Imaging" in the medical community. Magnetic Resonance Spectroscopic Imaging
Also Known As: "Magnetic Resonance Spectroscopy, Proton Magnetic Resonance Spectroscopic Imaging, MRSI Imaging, MRSI, Proton MRSI"
A type of MRI that provides information on a tumor's location, size, shape and cellular activity. More Information on Magnetic Resonance Spectroscopic Imaging: Cancer Imaging Tests
"24 Hour Automatic Blood Pressure Test" is more commonly referred to as "Ambulatory Blood Pressure Monitoring" in the medical community. Ambulatory Blood Pressure Monitoring
Also Known As: "Automatic BP System, ABP, Automatic Blood Pressure System, ABPM, Automatic BP Test, Ambulatory Blood Pressure, 24 Hour Blood Pressure Test"
A method of taking regular blood pressure (BP) readings of patients over 24 hours. A special monitor is used and patients keep an activity log. Most patients with BP disorders do not need ABPM and some physicians still consider it to be experimental. More Information on Ambulatory Blood Pressure Monitoring: Blood Pressure
"24 Hour Blood Pressure Test" is more commonly referred to as "Ambulatory Blood Pressure Monitoring" in the medical community. Ambulatory Blood Pressure Monitoring
Also Known As: "Automatic BP System, ABP, Automatic Blood Pressure System, ABPM, Automatic BP Test, Ambulatory Blood Pressure, 24 Hour Automatic Blood Pressure Test"
A method of taking regular blood pressure (BP) readings of patients over 24 hours. A special monitor is used and patients keep an activity log. Most patients with BP disorders do not need ABPM and some physicians still consider it to be experimental. More Information on Ambulatory Blood Pressure Monitoring: Blood Pressure
"24 Hour pH Monitoring" is more commonly referred to as "Ambulatory pH Monitoring Examination" in the medical community. Ambulatory pH Monitoring Examination
A test to monitor acid in the esophagus using small probe that is inserted into the esophagus for about 24 hours. More Information on Ambulatory pH Monitoring Examination: Digestive Lab Tests
The total amount of urine produced by an individual in a 24-hour period. Patients are usually directed to empty their bladder (void) in the morning and then collect any urine produced for the next 24 hours -- including the next morning's first void. More Information on 24 Hour Urine: Diabetes & Endocrine Tests
"270 Degree Wrap" is more commonly referred to as "Belsey Mark IV Fundoplication" in the medical community. Belsey Mark IV Fundoplication
Partial surgical wrapping (270 degrees) of part of the stomach around the lower esophagus. A looser wrap than the Nissen fundoplication, this helps to prevent postoperative obstruction in the esophagus. More Information on Belsey Mark IV Fundoplication: Digestive Treatments
"360 Degree Wrap" is more commonly referred to as "Nissen Fundoplication" in the medical community. Nissen Fundoplication
A type of fundoplication that involves the 360-degree surgical wrapping of part of the stomach around the lower esophagus to create a new valve. More Information on Nissen Fundoplication: Digestive Treatments
"4-methylenedioxymethamphetamine" is more commonly referred to as "Ecstasy" in the medical community. Ecstasy
Also Known As: "Methylenedioxymethamphetamine, MDMA"
A recreational drug that increases the release of neurotransmitters in the brain, resulting in hallucinations and feelings of ecstasy, euphoria, openness and well-being. Often used as a date-rate drug. More Information on Ecstasy: Alcohol & Substance Abuse
"45 X Karyotype" is more commonly referred to as "Turner Syndrome" in the medical community. Turner Syndrome
Also Known As: "Monosomy X"
A genetic disorder when a girl has only one X chromosome. Characterized by a short stature, poor sexual development, infertility and physical abnormalities, such as a webbed neck. More Information on Turner Syndrome: Birth & Genetic Disorders
"4H Syndrome" is more commonly referred to as "Pallister Hall Syndrome" in the medical community. Pallister Hall Syndrome
Also Known As: "MISHAP Syndrome, Congenital Hypothalamic Hamartoblastoma, Hypothalamic Hamartoblastoma Syndrome, RALPH Syndrome, Hamartopolydactyly Syndrome, Hall Syndrome II"
A multiple congenital anomaly/mental retardation (MCA/MR) syndrome that may include one or more congenital heart defects such as patent ductus arteriosus, ventricular septal defect, coarctation of the aorta, and mitral or aortic valve defects. More Information on Pallister Hall Syndrome: Pediatric Heart
A type of aminosalicylate, a group of medications used in the treatment of inflammatory bowel disease and tuberculosis. More Information on 5 Aminosalicylic Acid: Digestive Medications
A category of drugs that block serotonin receptors in the gut. This decreases intestinal contractions, slowing the movement of waste through the intestines and helping to alleviate diarrhea. More Information on 5 HT3 Antagonists: Digestive Medications
A category of drugs that stimulate serotonin receptors in the gut. This increases intestinal contractions, speeding up the movement of waste through the intestines and helping to alleviate constipation. More Information on 5 HT4 Antagonists: Digestive Medications
"50 Gram Glucose Challenge" is more commonly referred to as "Glucose Challenge Test" in the medical community. Glucose Challenge Test
Also Known As: "One Hour Glucose Screening Test, GCT, Gestational Diabetes Screening"
A test used to screen for diabetes during pregnancy, usually at 24 to 28 weeks. Blood is drawn for testing one hour after the patient drinks a solution containing 50 grams of glucose. Abnormal results may indicate gestational diabetes. More Information on Glucose Challenge Test: Diabetes & Endocrine Tests
A type of aminosalicylate, a group of medications used in the treatment of inflammatory bowel disease and tuberculosis. More Information on 5ASA: Digestive Medications
An experimental medication based on camphor that some believe has potential in cancer treatment. However, there is no clinical information to date to support its use as a cancer treatment and the drug has been banned in the United States.
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