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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «E»:

  1. Essential oil Essential oil
    Essential oil: An oil derived from a natural substance, usually either for its healing properties or as a perfume. Some pharmaceuticals, and many over-the-counter or "holistic" remedies, are based on or contain essential oils. Examples include products containing camphor or eucalyptus that help...
  2. Essential tremor Essential tremor
    Essential tremor: Uncontrollable shaking (tremor) of the hands and head and sometimes other parts of the body. Essential tremor is the most common of all movement disorders and is estimated to affect 3 to 4 million people in the US. In more than half of cases, essential tremor is inherited in an aut...
  3. Essential vulvodynia Essential vulvodynia
    Essential vulvodynia: A chronic, diffuse, unremitting sensation of burning of the vulva -- (the female external genital organs including the labia, clitoris, and entrance to the vagina)-- a painful sensation which may extend to the perineum, thigh or buttock and is often associated with discomfort ...
  4. EST (expressed sequence tag) EST (expressed sequence tag)
    EST (expressed sequence tag): A unique stretch of DNA within a coding region of a gene that is useful for identifying full-length genes and serves as a landmark for mapping. An EST is a sequence tagged site (STS) derived from cDNA. An STS is a short segment of DNA which occurs but once in the genom...
  5. Estimated date of confinement (EDC) Estimated date of confinement (EDC)
    Estimated date of confinement (EDC): The due date or estimated calendar date when a baby will be born....
  6. Estrogen Estrogen
    Estrogen: Estrogen is a female hormone produced by the ovaries. Estrogen deficiency can lead to osteoporosis. Estrogen therapy preparations include: esterified estrogens esterified estrogens and methyltestosterone estradiol estrogens conjugated and medroxyprogesterone estrogens conjugated The br...
  7. Estrogen replacement therapy (ERT) Estrogen replacement therapy (ERT)
    Estrogen replacement therapy (ERT) or estrogen therapy (ET): a form of therapy with estrogen hormones most commonly used to treat the symptoms of menopause. It reduces or stops the short-term changes of menopause such as hot flashes, disturbed sleep, and vaginal dryness. Estrogen replacement t...
  8. Estrogen, designer Estrogen, designer
    Estrogen, designer: See: Designer estrogen....
  9. Estrogen-associated blood clots Estrogen-associated blood clots
    Estrogen-associated blood clots: Blood clots are occasional but serious side effects of estrogen therapy. They are dose-related, that is, they occur more frequently with higher doses of estrogen. Estrogen therapy preparations (all of which carry this risk) include: esterified estrogens esterified es...
  10. Estrogen-associated hypercoagulability Estrogen-associated hypercoagulability
    Estrogen-associated hypercoagulability: Hypercoagulability (a supranormal tendency for blood to clot) occurs as an occasional but serious side effect of estrogen therapy. The blood clots in this situation are dose-related, that is, they occur more frequently with higher doses of estrogen. Estrogen ...
  11. Estrogen/progestin therapy Estrogen/progestin therapy
    Estrogen/progestin therapy: Abbreviated EPT. A combination of the hormones estrogen and progestin. Taken by women, the estrogen in the EPT relieves such symptoms of menopause as hot flashes, night sweats, sleeplessness, and vaginal dryness. When taken alone, however, estrogen also increases the risk...
  12. Estrogens Estrogens
    Estrogens: Female hormones produced by the ovaries. Estrogen deficiency can lead to osteoporosis. Estrogen therapy preparations include: esterified estrogens esterified estrogens and methyltestosterone estradiol estrogens conjugated and medroxyprogesterone estrogens conjugated The brand names of...
  13. ESWL ESWL
    ESWL: Extracorporeal shock wave lithotripsy....
  14. ET ET
    ET: Street name for alpha-ethyltryptamine....
  15. Ethmoid Ethmoid
    Ethmoid: 1. As an adjective: spongy or sievelike. From the Greek ethmos, sieve + eidos, resemblance = like a sieve. 2. As a noun; short for the ethmoid bone, a spongy bone that serves as the front floor of the skull and the roof of the nose. 3. As a noun: short for the ethmoid sinus, which is mad...