cirrhosis and hepatic encephalopathyliver cirrhosis hepatic encephalopathychronic hepatic encephalopathyliver cirrhosis encephalopathyalcoholic hepatic encephalopathycause of hepatic encephalopathyammonia in liver cirrhosisliver cirrhosis comahepatic neoplasmhepatic metastatic diseasehepatic cancer treatmenthiv and hepatitis