Functional neurological disorders (FND): classical features

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

Functional neurological disorders (FND): classical features. They are sudden onset. Fully referenced neurology checklist.

Classical functional symptoms

  • They are sudden onset
  • They may demonstrate spontaneous improvement
  • There may be secondary gain
  • There are underlying stressors
  • They manifest with multiple symptoms

Classical functional signs

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References

  1. Gupta A, Lang AE. Psychogenic movement disorders. Curr Opin Neurol 2009; 22:430-436.
  2. Stone J, Carson A, Sharpe M. Functional symptoms and signs in neurology: assessment and diagnosis. JNNP 2005; 76(suppl 1):i2-i12.

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