ballismus

ballism

[bal-iz-uhm]
noun Pathology.
1.
a condition characterized by twisting, shaking, and jerking motions.
Also, ballismus [ba-liz-muhs] .


Origin:
1955–60; < Neo-Latin ballismus < Greek ballismós a jumping around, dancing, equivalent to báll(ein) to throw + -ismos -ism

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American Heritage
Medical Dictionary

ballismus bal·lis·mus (bə-lĭz'məs)
n.
Jerky or shaking movements of the arms or legs, especially such movements occurring in chorea.

The American Heritage® Stedman's Medical Dictionary
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