ballismus /bal·lis·mus/ (bah-liz´mus) violent movements of the limbs, as in chorea, sometimes affecting only one side of the body (hemiballismus).
ballismus
hemiballismus [hem″e-bah-liz´mus]
bal·lis·mus (b -l z ms)n. Jerky or shaking movements of the arms or legs, especially such movements occurring in chorea. |
ballismus
[bôl′iz′məs]
Etymology: Gk, ballismo, dancing
an abnormal neuromuscular condition characterized by uncoordinated swinging of the limbs and jerky movements. Ballism is associated with extrapyramidal disorders such as Sydenham's chorea. The condition may occur in a unilateral form as hemiballismus. Also called ballism.
hemiballismus [hem″e-bah-liz´mus]
violent motor restlessness of half of the body, most marked in the upper limbs.
ballismus, ballism
violent flinging movements of the limbs, sometimes affecting only one side of the body (hemiballismus).
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