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extrapyramidal dyskinesias


Definition: 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; Parkinson disease; chorea; athetosis; hemiballism.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.