既往认为.甲型肝炎病毒(HAV)不会引起慢性疾病,很少发生重型肝炎.不会引起复发和慢性病变,无肝外表现.是一种良性自限性疾病,然而,我院于1989年～1996年10月间收治了25例伴有肝性脑病表现的甲型病毒性肝炎患者,现将其临床表现分析如下。 Historically, Hepatitis A virus (HAV) is a benign, self-limiting disease that does not cause chronic disease, rarely causes severe hepatitis, does not cause recurrent or chronic disease, and has no extrahepatic appearance. However, From January 1996 to October 1996, 25 patients with type A viral hepatitis accompanied with hepatic encephalopathy were enrolled and their clinical manifestations were analyzed as follows.