2010年10月25日 星期一

妥瑞氏症 Tourette syndrome

Diagnostic criteria from DSM-IV-TR for Tourette syndrome (307.23)


  • Both multiple motor and 1 or more vocal tics must be present at some time during the illness, although not necessarily concurrently.
  • The tics occur many times a day (usually in bouts) nearly every day or intermittently over more than 1 year, during which time there must not have been a tic-free period of more than 3 consecutive months.
  • The age at onset is younger than 18 years.
  • The disturbance is not due to the direct physiological effects of a substance (eg, stimulants) or a general medical condition (eg, Huntington disease or postviral encephalitis).



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