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Named after John L.H. Langdon-Down (1828-1896), an English physician who described it in the late 1800s. The term was first used in 1961.
NounDown syndrome (-)
- (teratology, Template loop detected: Template:context 1) Condition caused by a chromosomal deficiency, whereby the patients bear a certain resemblance to the Mongoloid race, such as a small head and tilted eyelids.
Known only as Down's syndrome in the UK.
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