脂肪肝是由多种疾病和病因引起的肝脏脂肪性变，流行病学所调查的主要为酒精、肥胖等引起的慢性脂肪肝。７０年代曾报道肝活检检出率约５％，８０年代末日美等学者利用Ｂ超普查发现，脂肪肝发病率约占平均人口的１０％，肥胖和糖尿病患者的５０％，嗜酒者的５７．７％；肝... Fatty liver is caused by a variety of diseases and causes of fatty liver disease, epidemiology of the main alcoholic, obesity and other chronic fatty liver. In the 1970s, the detection rate of liver biopsy was reported to be about 5%. In the late 1980s, scholars such as Japan and the United States found that the incidence of fatty liver accounts for about 10% of the average population, 50% of obesity and diabetes, 57 .7%; liver ...