急性病毒性肝炎是由肝炎病毒引起的急性传染病,以肝细胞变性、炎性反应与坏死为主要病理改变。临床上主要表现为乏力、食欲减退、恶心呕吐、肝脏肿大压痛等。部分病人可出现黄疸,但以无黄疸型更为多见。绝大多数病人能痊愈,极少数病人可转为慢性肝炎或肝硬化。 Acute viral hepatitis is an acute infectious disease caused by hepatitis virus, with liver cell degeneration, inflammatory reaction and necrosis as the main pathological changes. The main clinical manifestations of fatigue, loss of appetite, nausea and vomiting, swelling of the liver tenderness. Some patients may appear jaundice, but jaundice more common. The vast majority of patients can be cured, very few patients can be converted to chronic hepatitis or cirrhosis.