Ornithine transcarbamylase deficiency is a rare genetic condition that causes ammonia to build up in the blood. The condition – more commonly called OTC deficiency – is more common in boys than girls …

Apr 29, 2025 · Overview What is OTC deficiency? OTC deficiency is when your liver can’t make enough of an enzyme called ornithine transcarbamylase (OTC). OTC is key for removing ammonia from your …

Aug 29, 2013 · Ornithine transcarbamylase (OTC) deficiency can occur as a severe neonatal-onset disease in males (but rarely in females) and as a post-neonatal-onset (also known as "late-onset" or …

OTC deficiency is inherited in an X-linked recessive manner, meaning males are more commonly affected than females. In severely affected individuals, ammonia concentrations increase rapidly …

Jul 17, 2025 · Ornithine transcarbamylase (OTC) deficiency is a rare X-linked genetic disorder characterized by complete or partial lack of the enzyme ornithine transcarbamylase (OTC). OTC is …

Ornithine transcarbamylase deficiency is an inherited disorder that causes ammonia to accumulate in the blood. Ammonia, which is formed when proteins are broken down in the body, is toxic if the levels …

This acute illness protocol is a guideline for healthcare professionals treating the sick infant or child who is known to have ornithine transcarbamylase deficiency (OTC deficiency).