Wilson’s disease: neurological features

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

Wilson’s disease: neurological features. Fixed forced smile (risus sardonicus). Fully referenced neurology checklist.

Dystonic features

  • Fixed forced smile (risus sardonicus)
  • Sustained open-mouth smile (vacuous smile)
  • Excessive grinning to mild stimuli
  • Tremor
  • Wing-beating or flapping tremor

Associated movement disorders

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Associated neurological features

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Ophthalmic features

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Psychiatric features

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Clinical features related to Zinc therapy

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References

  1. Lorincz MT. Neurologic Wilson’s disease. Ann N Y Acad Sci 2010; 1184:173-187.
  2. Bandmann O, Weiss KH, Kaler SG. Wilson’s disease and other neurological copper disorders. Lancet Neurol 2015; 14:103-113.
  3. Roberts EA, Schilsky ML. Diagnosis and treatment of Wilson disease: an update. Hepatology 2008; 47:2089-2111.
  4. Cetlin RS, Rodrigues GR, Pena-Pereira MA, Oliveira DS, Souza CP, Tumas V. Teaching video neuroimages: excessive grinning in Wilson disease. Neurology 2009; 73:e73. 
  5. Kumar N, Kumar D. Teaching Video NeuroImages: Myoclonus as the presenting feature of Wilson disease. Neurology 2019; 92:e1667-e1668.
  6. And 14 more. Subscribe to see the full list

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