RT Book, Section A1 Bissonnette, Bruno A1 Luginbuehl, Igor A1 Marciniak, Bruno A1 Dalens, Bernard J. SR Print(0) ID 58082146 T1 Ornithine Carbamoyltransferase Deficiency (OTCD) T2 Syndromes: Rapid Recognition and Perioperative Implications YR 2006 FD 2006 PB The McGraw-Hill Companies PP New York, NY SN 9780071354554 LK accessanesthesiology.mhmedical.com/content.aspx?aid=58082146 RD 2023/03/25 AB Rare genetic disorder characterized by complete or partial lack of the enzyme ornithine transcarbamylase (OTC). Lack of the enzyme results in excessive hyperammonemia, which is known as a neurotoxin. Clinically, patients present vomiting, refusal to eat, progressive lethargy, and coma.