extrapyramidal dyskinesias

ex·tra·py·ram·i·dal dys·ki·ne·si·as

abnormal involuntary movements attributed to pathologic states of one or more parts of the striate body and characterized by insuppressible, stereotyped, automatic movements that cease only during sleep; for example, Parkinson disease; chorea; athetosis; hemiballism.
Farlex Partner Medical Dictionary © Farlex 2012
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