中文摘要：

慢加急性肝衰竭是指在慢性肝病基础上出现的急性肝功能失代偿，以凝血机制障碍、黄疸、肝性脑病、腹水等为主要临床表现，乙型肝炎病毒感染是其主要病因。本病病因病机复杂，病情进展迅速，病死率高，一直是肝病领域研究的热点和难点。文章从“肝脾相关”理论出发探讨了健脾和胃法在慢加急性肝衰竭治疗中的作用。

英文摘要：

Acute-on-chronic hepatic failure is the acute decompensation of liver function on the basis of chronic hepatic disease, with the major clinical manifestations of disturbances of blood coagulation, jaundice, hepatic encephalopathy, ascites, etc. And hepatitis B virus infection is the main cause of the disease. The etiology and pathogenesis of acute-on-chronic hepatic failure is quite complicated. Besides, the disease progress is fast, with a high mortality rate, which results in the hot and difficult point in hepatic disease research all the time. According to the theory of liver-spleen correlation, the paper is to discuss the effects of strengthening spleen-stomach and tonifying the middle energizer on the treatment of acute-on-chronic hepatic failure.