Dystonia

Etiology

  • Focal torsion dystonia, eg, blepharospasm, torticollis, oromandibular dystonia, writer's cramp
  • Idiopathic torsion dystonia
  • Perinatal anoxia or birth trauma
  • Kernicterus
  • Wilson's disease
  • Huntington's disease
  • Parkinsonism
  • Encephalitis lethargica
  • Drugs, eg, antipsychotics
  • Tetanus

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Last updated: December 1, 2014