随着人们生活水平的不断提高,脂肪肝的发病率逐渐增高。当肝内脂肪含量超过肝脏重量的5％时,即为脂肪肝;超过40％～50％时则为严重脂肪肝。可由多种因素引起,如慢性酒精中毒、营养缺乏或过剩、糖尿病、肥胖、药物或化学物质中毒、慢性感染或缺氧、内分泌紊乱等,其发病机理主要有以下几方面:①肝脏脂肪来源过多,主要从食物中摄取过量的脂肪和糖分。②肝脏合成和释放脂蛋白减少。③肝脏利 As people’s living standards continue to increase, the incidence of fatty liver gradually increased. When the intrahepatic fat content of more than 5% of liver weight, that is, fatty liver; more than 40% to 50% when it is severe fatty liver. May be caused by a variety of factors, such as chronic alcoholism, nutritional deficiencies or excess, diabetes, obesity, drug or chemical poisoning, chronic infection or hypoxia, endocrine disorders, the pathogenesis mainly in the following aspects: More, mainly from food intake of excess fat and sugar. ② liver synthesis and release of lipoprotein reduction. ③ Liver Lee