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肝脂变是肝脏对多种损害因子的一种非特异性反应。曾有多种命名,如脂肪浸润、脂肪变性和脂肪变态等。脂肪肝通常表示甘油三酯在肝内的蓄积。正常肝内脂肪仅占肝重的5%,脂肪肝内脂肪含量可增高到10～40%,脂肪肝的临床表现各不相同,有的是急性和暴发性的如妊娠急性脂肪肝;有的则为隐袭性的和良性的如肥胖症和糖尿病所伴之脂肪肝。脂肪肝的临床意义可因其原因与蓄积的量而有不同,在一些病例(如肥胖所伴之脂肪肝)后果不甚严重;而对另一些病例(如原发性妊娠急性脂肪肝)则可导致
Hepatic steatosis is a nonspecific reaction of the liver to a variety of damaging factors. There have been a variety of names, such as fat infiltration, fatty degeneration and fatty metamorphosis. Fatty liver usually represents the accumulation of triglycerides in the liver. Normal intrahepatic fat accounts for only 5% of liver weight, fatty liver fat content can be increased to 10 ~ 40%, the clinical manifestations of fatty liver vary, some acute and fulminant, such as acute fatty liver of pregnancy; while others are Occult and benign fatty liver associated with obesity and diabetes. The clinical significance of fatty liver may vary according to the cause and amount of accumulation, with less serious consequences in some cases (eg, fatty liver associated with obesity), while in others (eg, primary fatty liver of pregnancy) Can lead to