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Definition of «Dyskinesia»


Dyskinesia: Difficulty or distortion in performing voluntary movements, as in tic, chorea, spasm, or myoclonus. The term dyskinesia may be used in relation to Parkinson's disease and other extrapyramidal disorders. Dyskinesia can occur as a side effect of certain medications such as L-dopa and the antipsychotics.

The word dyskinesia (dis-ki-ne´ze-a) is logically derived from two Greek roots: dys-, trouble + kinesis, movement = trouble moving.

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