Which patient groups have the highest prevalence of multifocal motor neuropathy (MMN) with conduction block?

Updated: Nov 12, 2018
  • Author: Sasa Zivkovic, MD, PhD; Chief Editor: Nicholas Lorenzo, MD, MHA, CPE  more...
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MMN is more common in males (the male-to-female ratio is about 3:1).

The mean age of onset is 40 years. Eighty percent of patients are aged 20-50 years at presentation. Rarely, children as young as 6 years may be affected. [13]

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