F95 Tic Disorders A tic is an involuntary, rapid, recurrent, nonrhythmic motor movement (usually involving circumscribed muscle groups) or vocal production that is of sudden onset and that serves no apparent purpose A tic is an involuntary, rapid, recurrent, nonrhythmic motor movement (usually involving circumscribed muscle groups) or vocal production that is of sudden onset and that serves no apparent purpose Tics are experienced as irresistible, but can be suppressed for shorter periods of time Tics are experienced as irresistible, but can be suppressed for shorter periods of time Conditions of diagnosis are also a lack of neurological disorder, repetitiveness, disappearance during sleep, lack of rhythmicity, and lack of purpose Conditions of diagnosis are also a lack of neurological disorder, repetitiveness, disappearance during sleep, lack of rhythmicity, and lack of purpose
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