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GENATLAS PHENOTYPE
last update : 25-01-2011
Symbol CMT4J
Location 6q21
Name Charcot-Marie-Tooth disease, type J
Corresponding gene FIG4
Main clinical features
  • congenital hypomyelinating neuropathy
  • onset occurred within the first 2 years of life with delayed walking, unsteady gait, areflexia, scoliosis, and foot abnormalities, including pes cavus and pes equinus
  • electrophysiologic studies showed severely reduced motor and sensory nerve conduction velocities, consistent with a demyelinating process
  • asymmetric, rapidly progressive paralysis (PMID: 18556664))
  • Genetic determination autosomal recessive
    Function/system disorder
    Type disease
    Remark(s)