• Vol. 39 No. 9, 740–742
  • 15 September 2010

Chewing-induced Facial Dystonia



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Dystonia is a movement disorder characterised by sustained muscle contractions, repetitive twisting movements, and abnormal postures of the trunk, neck, face, or arms and legs. Classification of this condition may be based on topography, age at onset, cause, or by the presence of genetic markers.

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