DYT20: Paroxysmal non-kinesigenic dyskinesia 2 (PNKD2)

Written and reviewed by Dr Ibrahim Imam, Consultant Neurologist. Last reviewed .

DYT20: Paroxysmal non-kinesigenic dyskinesia 2 (PNKD2). This is caused by mutations in chromosome 2. Fully referenced neurology checklist.

Genetics

  • This is caused by mutations in chromosome 2
  • The transmission is autosomal dominant
  • It was reported in a Canadian family
  • It causes childhood to adulthood onset dystonia

Clinical features

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Associated features

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References

  1. Spacey SD, Adams PJ, Lam PC, et al. Genetic heterogeneity in paroxysmal nonkinesigenic dyskinesia. Neurology 2006; 66:1588-1590.

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