What is the prevalence of Charcot-Marie-Tooth disease (CMT) in the US?

Updated: Jun 23, 2021
  • Author: Divakara Kedlaya, MBBS; Chief Editor: Elizabeth A Moberg-Wolff, MD  more...
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Answer

The prevalence of Charcot-Marie-Tooth disease (CMT) is 1 person per 2500 population. CMT is the most common inherited disorder that involves the peripheral nerves, affecting an estimated 150,000 people in the United States. [28] CMT-1 incidence is 15 persons per 100,000 population. CMT-1A incidence is 10.5 persons per 100,000 population, or 70% of CMT-1 cases. CMT-2 incidence is 7 persons per 100,000 population. CMT-X represents at least 10-20% of persons with the CMT syndrome.


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