Ballism is a rare symptom of some neurological disorders, strokes, or tumors. It causes violent, uncontrollable motions on one side of your body, usually in your arm and shoulder. This may look like you're flinging your arm forcefully.

Departments and Programs Who Treat This Condition

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Neurology

The Neurology Department offers a full spectrum of neurological care for all neurological disorders, from epilepsy to headaches to Alzheimer’s disease. Our robust research program…
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Parkinson's Disease and Movement Disorders Center

Parkinson’s disease and other movement disorders require individualized and ongoing care. Our interdisciplinary team of specialists provides comprehensive care to patients with th…