Tourette’s disorder, or Tourette’s syndrome (TS) as it is frequently called, is a neurologic syndrome. The essential feature of Tourette’s are multiple tics that are sudden, rapid, recurrent, non-rhythmic, stereotypical, purposeless movements or vocalizations. What are the symptoms of Tourette’s syndrome?1
- Both multiple motor and one or more vocal tics are present at some time during the illness, although not necessarily simultaneously
- Occurrence many times a day nearly every day or intermittently throughout a span of more than one year
- Significant impairment or marked distress in social, occupational, or other important areas of functioning.
- Onset before the age of 182
1 According to the Diagnostic and Statistical Manual of Mental Disorders (4th Edition), or DSM-IV 2 This is a change from the former edition, DSM-IIIR, that set maximum age of onset at 21 years of age. 3 A biochemical substance that transmits nerve impulses from one nerve cell to another at a synapse.