A patient of schizophrenia treated for 5 years developed perioral movements. Likely diagnosis is –
Correct Answer: Tardive dyskinesia
Description: Perioral movement after antipsychotic therapy occurs in two syndromes:-
Tardive dyskinesia → Facial muscles (perioral muscles) show involuntary movement.
Rabbit syndrome → Perioral tremor.
Perioral muscles are also involved in acute dystonia, but there is a spasm of muscles (not movement) and it occurs within a week after initiation of the drug.
Category:
Psychiatry
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