Conditions / Genetic

D-glyceric aciduria

info · Genetic · ICD-10: E72.59

An inherited metabolic disorder characterized by impaired serine and fructose metabolism resulting in elevated excretion of D-glyceric acid that has_material_basis_in homozygous or compound heterozygous mutation in the GLYCTK gene on chromosome 3p21.2.

Signs and symptoms

  • Encephalopathy
  • Elevated circulating D-glyceric acid concentration
  • Elevated CSF D-glyceric acid concentration
  • Seizure
  • Hypotonia
  • Failure to thrive
  • Axial hypotonia
  • Opisthotonus
  • Reduced hepatic D-glycerate kinase activity
  • Spastic tetraplegia

Also known as: D-glycerate kinase deficiency; D-glyceric acidemia; D-glycericacidemia; deficiency of glycerate kinase; non ketotic hyperglycinemia syndrome