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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «E»:

  1. Extracorporeal shockwave lithotripsy Extracorporeal shockwave lithotripsy
    Extracorporeal shockwave lithotripsy: See: Extracorporeal shock wave lithotripsy....
  2. Extracranial Extracranial
    Extracranial: Outside the cranium, the bony dome that houses and protects the brain. As opposed to intracranial, inside the cranium....
  3. Extracranial hematoma Extracranial hematoma
    Extracranial hematoma: A hematoma (a collection of blood) outside the cranium (skull). ...
  4. Extradural hematoma Extradural hematoma
    Extradural hematoma: See: Epidural hematoma. ...
  5. Extrafallopian Extrafallopian
    Extrafallopian: A term meaning "outside the fallopian tube." There are two fallopian tubes in female mammals, including human females. These tubes are also called oviducts. They serve as passageways connecting the egg-producing ovaries to the uterus (womb) in the pelvis. After an egg is produced b...
  6. Extrapulmonary tuberculosis Extrapulmonary tuberculosis
    Extrapulmonary tuberculosis: See: Tuberculosis, extrapulmonary. See also: Tuberculous meningitis....
  7. Extrapyramidal side effects Extrapyramidal side effects
    Extrapyramidal side effects: Physical symptoms, including tremor, slurred speech, akathisia, dystonia, anxiety, distress, paranoia, and bradyphrenia, that are primarily associated with improper dosing of or unusual reactions to neuroleptic (anti-psychotic) medications....
  8. Extrapyramidal system Extrapyramidal system
    Extrapyramidal system: That part of the nervous system that regulates muscle reflexes....
  9. Extrasystole Extrasystole
    Extrasystole: A premature contraction of the heart that is independent of the normal rhythm of the heart and that arises in response to an impulse in some part of the heart other than the normal impulse from the sinoatrial (SA) node. The extrasystole is followed by a pause, as the heart electrical s...
  10. Extrauterine Extrauterine
    Extrauterine: Outside the uterus (the womb). As opposed to intrauterine: inside the uterus. For example, normal pregnancies are intrauterine; extrauterine pregnancies can occur in the uterine tube or abdominal cavity and are distinctly abnormal....
  11. Extrauterine pregnancy Extrauterine pregnancy
    Extrauterine pregnancy: A pregnancy that is not in the usual place and is located outside the inner lining of the uterus. A fertilized egg settles and grows in any location other than the inner lining of the uterus. The large majority (95%) of extrauterine pregnancies occur in the Fallopian tube. Ho...
  12. Extravasate Extravasate
    Extravasate: To exude from or pass through the walls of a vessel into the surrounding tissues. Blood, lymph, or urine can extravasate. From the Latin "extra" (out of) + "vas" (vessel) = out of a vessel....
  13. Extremely low birth weight (ELBW) baby Extremely low birth weight (ELBW) baby
    Extremely low birth weight baby: A baby born very prematurely weighing between 401 and 1000 grams (about 14 to 35 ounces) at birth. Extremely low birth weight (ELBW) babies are at the lower limits of viability. If ELBW babies survive, they are at elevated risk for neurological abnormalities, hea...
  14. Extremity Extremity
    Extremity: The extremities in medical language are not freezing cold or scorching heat but rather the uttermost parts of the body. The extremities are simply the hands and feet. The use of "extremity" to mean a hand or foot is quite ancient. According to the Oxford English Dictionary, it dates b...
  15. Extremophile Extremophile
    Extremophile: An organism that lives under extreme conditions. An example of an extremophile is Methanococcus jannaschii, a microbe that lives near hydrothermal vents deep beneath the sea. The term extremophile was coined late in the 20th century from extreme + -phile, liking = liking extreme (condi...