肝性脑病(HE)系严重的肝功能失调或障碍所致、以代谢紊乱为主要特征的中枢神经系统功能失调性综合征,主要临床表现为意识障碍、行为异常及昏迷。HE是慢性重型肝炎和肝炎肝硬化患者常见的严重并发症,也是该类患者最常见的死亡原因之一,积极探讨HE的治疗方法是降低病死率的措施之 Hepatic encephalopathy (HE) is a serious disorder caused by liver dysfunction or disorder, the metabolic disorder as the main characteristic of the central nervous system dysfunction syndrome, the main clinical manifestations of disturbance of consciousness, abnormal behavior and coma. HE is a common serious complication of patients with chronic severe hepatitis and hepatitis cirrhosis and is one of the most common causes of death in this group of patients. Active treatment of HE is a measure of reducing mortality