暴发性肝功能衰竭凡甲型、乙型及非甲非乙型病毒性肝炎,引起暴发性肝功能衰竭(FHF)的发生率相近似,药物过敏或中毒,毒蕈及臭米面中毒均可引起本病,妊娠急性脂肪肝或Reye综合征亦并发FHF。本病的肝脏病变有三种:一、大块或亚大块肝坏死、常由于病毒所致,大块坏死者多于1周内死亡,亚大块坏死呈桥状或多小叶坏死,有一定数量的正常肝细胞,部分病例可以恢复;二、重度脂肪变性或脂肪坏死,亦见于脑、肾、胰等脏器,肝实质无炎症及 Fulminant hepatic failure Any type A, B and non-A non-B viral hepatitis, causing the incidence of fulminant hepatic failure (FHF) is similar to the drug allergy or poisoning, poisonous mushroom and stinky rice noodles poisoning can cause The disease, pregnancy, acute fatty liver or Reye syndrome also complicated by FHF. The disease has three liver lesions: a large or sub-block of liver necrosis, often due to the virus caused by large necrosis were more than 1 week of death, submaxillary necrosis showed a bridge or lobular necrosis, a certain The number of normal liver cells, some cases can be restored; Second, severe steatosis or fat necrosis, also found in the brain, kidney, pancreas and other organs, liver parenchyma and inflammation