hepatic coma https://www.malacards.org/card/hepatic_coma ICD9:070.42 DOID:12550 MEDGEN:6803 UMLS:C0019147 MONDO:0001548 SCTID:72836002 icd11.foundation:1021642894 A syndrome characterized by central nervous system dysfunction in association with liver failure, including portal-systemic shunts. Clinical features include lethargy and confusion (frequently progressing to coma); asterixis; nystagmus, pathologic; brisk oculovestibular reflexes; decorticate and decerebrate posturing; muscle spasticity; and bilateral extensor plantar reflexes (see reflex, babinski). electroencephalography may demonstrate triphasic waves. (From Adams et al., Principles of Neurology, 6th ed, pp1117-20; Plum & Posner, Diagnosis of Stupor and Coma, 3rd ed, p222-5) GARD:0027582 hepatic encephalopathy