head-dropping test

Medical Dictionary

head-dropping test n.
A test used in the diagnosis of disease of the extrapyramidal system in which the head of a person in supine position is lifted by the examiner with one hand and allowed to fall into the other; in healthy individuals, the head falls suddenly, like a dead weight, whereas in extrapyramidal disease, it falls slowly.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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