Diseases and Disorders, Diseases of Amino Acid and Organic Acid Metabolism, Urea Cycle Disorders
Last Updated: October 30, 2025 Introduction to OTC Deficiency Deficiencies in each of the enzymes of the urea cycle have been identified. Collectively, these enzyme deficiencies lead to a family of disorders referred to as the urea cycle disorders (UCD). The most...
Diseases and Disorders, Diseases of Amino Acid and Organic Acid Metabolism, Urea Cycle Disorders
Last Updated: November 11, 2025 Introduction to CPS1 Deficiency Carbamoyl phosphate synthetase 1 deficiency (CPSD) is an autosomal recessive disorder that, as the name implies, is due to mutations in the gene (CPS1) encoding the urea cycle enzyme, carbamoyl phosphate...