title: A case of hyperammonemic encephalopathy after 11 years of valproate therapy.
authors.forename: Jonathan T
authors.initials: JT
authors.lastname: Stewart
mesh_terms: D000368:Aged; D000927:Anticonvulsants / Q000493:pharmacokinetics / Q000627:therapeutic use / Q000633:toxicity*; D001714:Bipolar Disorder / Q000097:blood / Q000188:drug therapy*; D003692:Delayed-Action Preparations; D004359:Drug Therapy, Combination; D006801:Humans; D022124:Hyperammonemia / Q000139:chemically induced*; D008134:Long-Term Care; D008297:Male; D020258:Neurotoxicity Syndromes / Q000097:blood / Q000175:diagnosis / Q000209:etiology*; D012307:Risk Factors; D014635:Valproic Acid / Q000493:pharmacokinetics / Q000627:therapeutic use / Q000633:toxicity*
chemical_list: D000927:Anticonvulsants; D003692:Delayed-Action Preparations; D014635:Valproic Acid