脂肪肝,顾名思义就是肝细胞内有脂肪聚积,也就是肝脏比较“油”。在正常情况下,脂肪一般占整肝脏重量的3%左右,当脂肪囤积超过肝脏重量的5%时,即称为脂肪肝。超过10%～25%为中度脂肪肝,超过20%～50%为重度脂肪肝。最近的调查发现,中青年人群脂肪肝患病率高达35.49%,其中31～60岁患病率高。脂肪肝的种类较多,如肥胖导致的肥胖性脂肪肝。吃太多、吃太好,以致营养过剩所致患者腹壁脂肪较厚,也就是老百姓常说 Fatty liver, as its name implies, is the accumulation of fat in liver cells, that is, the liver is more “oil”. Under normal circumstances, fat generally accounts for about 3% of the total liver weight, when the fat accumulation of more than 5% of liver weight, that is, fatty liver. More than 10% to 25% of moderate fatty liver, more than 20% to 50% of severe fatty liver. A recent survey found that the prevalence of fatty liver in middle-aged and young people is as high as 35.49%, of which 31 to 60 years old have a high prevalence. More types of fatty liver, such as obesity caused by fatty liver. Eat too much, eat too well, resulting in excess fat patients abdominal wall thick fat, that is, people often say