title: Orotic acid in urine and hyperammonemia.
mesh_terms: D000592:Amino Acid Metabolism, Inborn Errors / Q000175:diagnosis; D000641:Ammonia / Q000097:blood*; D000837:Anion Exchange Resins; D006801:Humans; D020163:Ornithine Carbamoyltransferase Deficiency Disease; D009963:Orotic Acid / Q000652:urine*; D011686:Purine-Pyrimidine Metabolism, Inborn Errors / Q000175:diagnosis
chemical_list: D000837:Anion Exchange Resins; D009963:Orotic Acid; D000641:Ammonia