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Genetic and Rare Diseases Information Center (GARD)

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Multifocal motor neuropathy

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What are the signs and symptoms of multifocal motor neuropathy?

Signs and symptoms of multifocal motor neuropathy may include weakness, cramping, involuntary contractions or twitching, and wasting of affected muscles.[1] Muscles in the hands and lower arms are most commonly and severely affected, however muscles in the lower limbs may also be involved. It is typical for muscles of the left and right sides to be differently involved/affected.[2][1]
Last updated: 5/1/2013

  1. NINDS Multifocal Motor Neuropathy Information Page. National Institute of Neurological Disorders and Stroke. Accessed 5/1/2013.
  2. Guimarães-Costa R, Bombelli F, Léger JM. Multifocal motor neuropathy. Presse Med. 2013 Apr 24; Accessed 5/1/2013.