2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Digestive System 520-579 > Other Diseases Of Digestive System 570-579 > Liver Abscess And Sequelae Of Chronic Liver Disease 572.* > 2006 ICD-9-CM Diagnosis 572.2 Hepatic coma View the most recent version of ICD-9-CM 572.2 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; brisk oculovestibular reflexes; decorticate and decerebrate posturing; MUSCLE SPASTICITY; and bilateral extensor plantar reflexes (see REFLEX, BABINSKI). ELECTROENCEPHALOGRAPHY may demonstrate triphasic waves. 572.2 is a specific code that can be used to specify a diagnosis 572.2 contains 7 index entries View the ICD-9-CM Volume 1 572.* hierarchy Alternate Terminology Hepatic encephalopathy Hepatocerebral intoxication Portal-systemic encephalopathy  Index entries containing 572.2: Coma 780.01 hepatic 572.2 liver 572.2 Decompensation hepatic 572.2 Encephalopathy (acute) 348.30 hepatic 572.2 portal-systemic 572.2 Intoxication ammonia (hepatic) 572.2 hepatocerebral 572.2