Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «J»:
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Jackknife seizure
Jackknife seizure: See: Infantile spasms....
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Jackson
Jackson: See: Hughlings Jackson, John....
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Jackson Laboratory
Jackson Laboratory: The premiere place for mouse genetics and the largest mammalian genetic research facility in the world. Many of the types of mice used in medical research originated at the laboratory which is in Bar Harbor on Mount Desert Island, Maine.
The Jackson Laboratory was founded in 1929...
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Jackson Pratt drain
Jackson Pratt drain: See: JP drain....
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Jackson, John Hughlings
Jackson, John Hughlings: See: Hughlings Jackson, John....
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Jacksonian epilepsy
Jacksonian epilepsy: See: Epilepsy, Jacksonian....
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Jacksonian seizure
Jacksonian seizure: A form of epilepsy involving brief alteration in movement, sensation or nerve
function caused by abnormal electrical activity in a localized area of the
brain. Jacksonian seizures is a form of simple complex seizures in which the
abnormal electrical activity is localized to on...
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Jadassohn-Lewandowski Syndrome
Jadassohn-Lewandowski Syndrome:
This syndrome is a form of what is called elephant nails from birth
(pachyonychia congenita).
The characteristic features include:
Abnormally thick curved nails (onychogryposis)
Thickening of the skin (hyperkeratosis) of the palms,
soles, knees and elbows
...
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Jail fever
Jail fever: See: Typhus, epidemic....
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JAK3
JAK3: Or Jak3. An enzyme found only in cells in the immune system that is critical for the cell signaling process resulting in the development of white blood cells. Mutation of the gene encoding JAK3 is responsible for a form of severe combined immunodeficiency (SCID). JAK stands for Janus kinase or...
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JAK3 inhibitor
JAK3 inhibitor: A drug that inhibits the enzyme JAK3 (which is found only in immune cells) and acts as an immunosuppressant....
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Jakob's disease
Jakob's disease: Better known as Creutzfeldt-Jakob
disease (CJD), a dementing disease of the brain. It is believed due to an unconventional,
transmissible agent (a prion). Symptoms of CJD include forgetfulness, nervousness, jerky
trembling hand movements, unsteady gait, muscle spasms, chronic dement...
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Jakob-Creutzfeldt disease
Jakob-Creutzfeldt disease: A transmissible degenerative brain
disorder technically termed spongiform encephalopathy. Eating "mad cow" meat or
squirrel brain can lead to Jaqcob-Creuzfeldt-like disease. Jakob-Creutzfeldt
disease, better known as Creutzfeldt-Jakob disease (CJD), a dementing...
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JAMA
JAMA: The Journal of the American Medical Association. JAMA began publication in 1883. It now bills itself as "the world's best-read medical journal". However one defines "best-read", JAMA clearly ranks as one of the two leading general medical journals published in the United States. (The other is ...
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Jamais vu
Jamais vu: From the French, meaning "never
seen". The illusion that the familiar does not seem familiar.
The opposite of the
feeling of "dejà vu."...
