Conditions / Genetic

hypomyelinating leukodystrophy 5

info · Genetic · ICD-10: G37.8

A hypomyelinating leukodystrophy characterized by autosomal recessive inheritance of congenital cataract, progressive neurologic impairment, and diffuse myelin deficiency that has_material_basis_in homozygous mutation in the FAM126A gene on chromosome 7p15.

Signs and symptoms

  • Developmental cataract
  • CNS hypomyelination
  • Intellectual disability
  • Hyperreflexia
  • Axial hypotonia
  • Babinski sign
  • Dysarthria
  • Global developmental delay
  • Onion bulb formation
  • Decreased motor nerve conduction velocity

Also known as: HLD5; hypomyelination-congenital cataract syndrome