病毒性肝炎是由多种肝炎病毒引起的以肝脏炎症为主要病变的传染病,属乙类传染病。目前 ,按病原学将病毒性肝炎分为甲型、乙型、丙型、丁型和戊型5种。其临床表现基本相似 ,以食欲不振、恶心、疲乏无力、肝脾肿大及转氨酶增高为主要表现。部分病人出现黄疸。急性病例多在2～4个 Viral hepatitis is caused by a variety of hepatitis viruses to liver inflammation as the main disease of infectious diseases, is a B-type infectious disease. At present, according to the etiology of viral hepatitis is divided into A, B, C, D and E 5 kinds. The clinical manifestations are similar to the loss of appetite, nausea, fatigue, hepatosplenomegaly and elevated transaminases as the main performance. Some patients with jaundice. More than 2 to 4 acute cases