Carnitine palmitoyltransferase 1A (CPT-1A) deficiency is an inborn error of metabolism that affects mitochondrial oxidation of long chain fatty acids (LCFA) in the liver and kidneys, and is characterized by recurrent attacks of fasting-induced hypoketotic hypoglycemia and risk of liver failure. The disease is Monarch Disease Ontology id MONDO_0009705 (carnitine palmitoyl transferase 1A deficiency). Also known as: CPT I deficiency, CPT1A deficiency, CPT1A disorder of carnitine cycle and carnitine transport, Carnitine Palmitoyltransferase 1A Deficiency, Carnitine palmitoyl transferase IA deficiency, L-CPT1 deficiency, L-CPTI deficiency, carnitine palmitoyl transferase IA deficiency.