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Mitochondrial pyruvate carrier deficiency

Disease definition

A rare pyruvate metabolism disorder characterized by neonatal onset of a mitochondrial encephalopathy with global developmental delay and the biochemical characteristics of lactic acidosis and increased serum pyruvate with normal lactate/pyruvate ratio. Additional reported manifestations include epilepsy, peripheral neuropathy, hypotonia, nystagmus, extensor plantar responses, hepatomegaly, and craniofacial dysmorphism (such as progressive microcephaly, epicanthus, long philtrum, and thin upper lip).

ORPHA:447784

Classification level: Disorder
  • Synonym(s): -
  • Prevalence: <1 / 1 000 000
  • Inheritance: Autosomal recessive 
  • Age of onset: Neonatal
  • ICD-10: E74.4
  • ICD-11: 5C53.0Y
  • OMIM: 614741
  • UMLS: C3553607
  • MeSH: -
  • GARD: -
  • MedDRA: -
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