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Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

The exact cause of Tourette's syndrome is unknown. Several theories have been proposed:

  • dysfunction of the dopaminergic pathway
  • genetic predisposition
    • TS is a genetically heterogeneous disorder
  • environmental factors e.g. - infection, autoimmune dysfunction, prenatal and perinatal problems
  • autoimmune dysfunction


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