Objective:To observe the clinical curative effects of artificial liver support system(ALSS) and the application of plasma exchange(PE),plasma perfusion(PP) and direct hemoperfusion(DHP) in the treatment of fatal hepatitis.

• 目的：探讨人工肝支持系统（ALSS）治疗重症肝炎（重肝）的疗效和血浆置换（PE）、血浆吸附（PP）、血液灌流（DHP）治疗重肝的适应证。