5C50.E1

ICD-11 MMS 2026-01

Cerebral organic aciduria

Description

This is a term used to classify a group of metabolic disorders which disrupt normal amino acid metabolism, particularly branched-chain amino acids, causing a buildup of acids which are usually not present.

Index terms

  • Cerebral organic aciduria
  • Glutaric aciduria type 1
  • Glutaric acidaemia type 1
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  • Glutaryl-CoA dehydrogenase deficiency
  • 2-hydroxyglutaric aciduria
  • L-2-hydroxyglutaric aciduria
  • D-2-hydroxyglutaric aciduria
  • D-2-hydroxyglutarate dehydrogenase deficiency
  • Mitochondrial isocitrate dehydrogenase deficiency
  • Aminoacylase deficiency
  • Neurological conditions associated with aminoacylase 1 deficiency
  • Canavan disease
  • Aspartoacylase deficiency
  • Canavan-van Bogaert-Bertrand disease
  • Spongy degeneration of central nervous system
  • Malonic aciduria
  • Malonyl-CoA decarboxylase deficiency
  • Ethylmalonic encephalopathy
  • 4-hydroxybutyric aciduria
  • Gamma-hydroxybutyric acidaemia
  • Succinic semialdehyde dehydrogenase deficiency

Exclusions from above levels

  • http://id.who.int/icd/entity/1191191920 – Disorders of lipoprotein metabolism or certain specified lipidaemias
  • 3A10.Z – Hereditary haemolytic anaemia due to enzyme deficiency
  • 5A71.01 – Congenital adrenal hyperplasia
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  • 5A81.1 – 5-alpha-reductase deficiency
  • LD28.01 – Marfan syndrome
  • LD28.1 – Ehlers-Danlos syndrome
  • LD2A.4 – androgen resistance syndrome
  • 18 – Pregnancy, childbirth or the puerperium
  • http://id.who.int/icd/entity/1004987305 – Transitory endocrine or metabolic disorders specific to fetus or newborn

Sibling codes

  • 5C50.E0 – Classical organic aciduria
  • 5C50.EY – Other specified organic aciduria
  • 5C50.EZ – Organic aciduria, unspecified

Foundation entity

Cerebral organic aciduria – http://id.who.int/icd/entity/1644149132

Part of: 5C50.E: Organic aciduria › 5C50: Inborn errors of amino acid or other organic acid metabolism › 05: Endocrine, nutritional or metabolic diseases