5C50.A1ICD-11 MMS 2026-01
Carbamoylphosphate synthetase deficiency
Description
Carbamyl phosphate synthetase deficiency is an urea cycle disorder strictly limited to the liver and intestine that results in congenital hyperammonemia and defective citrulline synthesis.
Index terms
- Carbamoylphosphate synthetase deficiency
- Carbamylphosphate synthetase deficiency
Exclusions from above levels
5C50.9– Disorders of ornithine metabolism5C60.Y– Lysinuric protein intolerance- http://id.who.int/icd/entity/1191191920 – Disorders of lipoprotein metabolism or certain specified lipidaemias
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3A10.Z– Hereditary haemolytic anaemia due to enzyme deficiency5A71.01– Congenital adrenal hyperplasia5A81.1– 5-alpha-reductase deficiencyLD28.01– Marfan syndromeLD28.1– Ehlers-Danlos syndromeLD2A.4– androgen resistance syndrome18– Pregnancy, childbirth or the puerperium- http://id.who.int/icd/entity/1004987305 – Transitory endocrine or metabolic disorders specific to fetus or newborn
Sibling codes
Foundation entity
Carbamoylphosphate synthetase deficiency – http://id.who.int/icd/entity/327894003
Part of: 5C50.A: Disorders of urea cycle metabolism › 5C50: Inborn errors of amino acid or other organic acid metabolism › 05: Endocrine, nutritional or metabolic diseases