迄今为止,重型肝炎仍是对患者健康威胁巨大的疾病之一。有关文献报道其临床病死率高达70%~80%[1]。现有的内科综合治疗措施尚不能阻断其病情进展。肝脏移植虽可降低病死率,但因为手术条件、费用及供肝来源等限制,目前尚难普及。人工肝血浆置换(PE)就是在此背景下逐步形成的一套 To date, severe hepatitis remains one of the major threats to the health of patients. The literature reported that its clinical mortality rate as high as 70% to 80% [1]. The existing medical comprehensive treatment measures are not yet blocked the progress of their illness. Although liver transplantation can reduce mortality, but due to surgical conditions, cost and the source of liver and other restrictions, is still not popular. Artificial liver plasma exchange (PE) is a set of gradually formed under this background