Charcot Marie Tooth disease 1B (CMT1B)

Evidence-based neurology checklist on charcot marie tooth disease 1b (cmt1b): Genetics This is caused by mutations in the myelin protein zero (MPZ) gene on chromosome 1q The onset is in the first decade Clinical features Variant features Severe phenotypes

Genetics

  • This is caused by mutations in the myelin protein zero (MPZ) gene on chromosome 1q
  • The onset is in the first decade

Clinical features

Variant features

Severe phenotypes

References

  1. Patzko A, Shy ME. Charcot-Marie-Tooth disease and related genetic neuropathies. Continuum (Minneap Minn) 2012; 18:39-59.
  2. Nicolau P, Christodoulou K. Advances in the molecular diagnosis of Charcot-Marie-Tooth disease. World J Neurol 2013; 3:42-55.
  3. Hayasaka K, Himoro M, Sato W, et al. Charcot-Marie-Tooth neuropathy type 1B is associated with mutations of the myelin P0 gene. Nat Genet 1993; 5:31-34.
  4. Reilly MM, Shy ME. Diagnosis and new treatments in genetic neuropathies. JNNP 2009; 80:1304–1314.
  5. Caress JB, Lewis JA, Pinyan CW, Lawson VH. A Charcot-Marie-Tooth type 1B kindred associated with hemifacial spasm and trigeminal neuralgia. Muscle Nerve 2019; 60:62-66. 
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