Conditions / Musculoskeletal

Charcot-Marie-Tooth disease type 4J

info · Musculoskeletal · ICD-10: G60.0

A Charcot-Marie-Tooth disease type 4 that has_material_basis_in compound heterozygous mutations in the FIG4 gene on chromosome 6q21.

Signs and symptoms

  • Hyporeflexia
  • Decreased motor nerve conduction velocity
  • Gait disturbance
  • Distal arthrogryposis
  • Onion bulb formation
  • Distal muscle weakness
  • Areflexia
  • Peripheral hypomyelination
  • Distal sensory impairment
  • Ankle flexion contracture

Also known as: CMT4J; autosomal recessive Charcot-Marie-Tooth disease type 4J