Conditions / Genetic

combined oxidative phosphorylation deficiency 40

info ยท Genetic

A combined oxidative phosphorylation deficiency that has_material_basis_in homozygous or compound heterozygous mutation in the QRSL1 gene on chromosome 6q21.

Signs and symptoms

  • Hearing impairment
  • Hypertrophic cardiomyopathy
  • Anemia
  • Lactic acidosis
  • Decreased activity of mitochondrial complex I
  • Decreased activity of mitochondrial complex IV
  • Decreased activity of mitochondrial complex III
  • Elevated circulating creatine kinase activity
  • Decreased liver function
  • Decreased circulating cortisol level

Also known as: COXPD40; QRSL1-related COXPD