非酒精性脂肪性肝病在中国和亚洲其他地区发病率很高[1,2]。非酒精性脂肪性肝病已成为一个积极的诊断,而不是排除的疾病。诊断主要依据代谢综合征相关的肝脂肪变,除外饮酒史及其他肝病,尤其慢性丙型肝炎[3]。单纯脂肪变预后良好。一些患者可发展为组织学炎症坏死和纤维化,即非 Non-alcoholic fatty liver disease has a high incidence in China and other parts of Asia [1,2]. Non-alcoholic fatty liver disease has become a positive diagnosis, not an excluded disease. Diagnosis is mainly based on metabolic syndrome-related liver steatosis, except for alcohol consumption history and other liver diseases, especially chronic hepatitis [3]. Simple steatosis has a good prognosis. Some patients can develop histological inflammation and necrosis and fibrosis, that is, non