Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «E»:
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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...
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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...
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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 ...
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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...
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Estimated date of confinement (EDC)
Estimated date of confinement (EDC): The due date or estimated
calendar date when a baby will be born....
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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...
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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...
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Estrogen, designer
Estrogen, designer: See: Designer estrogen....
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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...
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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 ...
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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...
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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...
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ESWL
ESWL: Extracorporeal shock wave lithotripsy....
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ET
ET: Street name for alpha-ethyltryptamine....
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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...