非酒精性脂肪性肝病的危险因素及其与血管病变的相关性

被引:7
作者
周卫东
张珍
闫琳琳
机构
[1] 长沙市中医医院长沙市第八医院内分泌代谢病科
关键词
非酒精性脂肪性肝病; 颈动脉内膜中膜厚度; 内皮舒张功能;
D O I
10.20039/j.cnki.1007-3949.2016.05.009
中图分类号
R575 [肝及胆疾病];
学科分类号
100201 [内科学];
摘要
目的分析新诊断的轻、中度非酒精性脂肪性肝病(NAFLD)的危险因素,探讨其与血管病变相关性。方法选择体检发现的单纯轻、中度NAFLD患者202例为脂肪肝组,同期健康体检者91例为对照组。采用彩色多普勒超声检查,检测颈动脉内膜中膜厚度(IMT)及内皮舒张功能[包括内皮依赖性舒张功能(FMD)和内皮非依赖性舒张功能(NMD)]。并分析两组临床生化指标。结果 (1)与对照组相比,脂肪肝组体质指数、腰臀比、收缩压、舒张压、低密度脂蛋白胆固醇、总胆固、甘油三酯、谷丙转氨酶、谷草转氨酶、尿酸、高敏C反应蛋白、胰岛素抵抗指数均增高,高密度脂蛋白胆固醇降低,差异有统计学意义(P<0.01)。(2)Logistic回归分析发现,NAFLD的独立危险因素有胰岛素抵抗指数、高敏C反应蛋白、谷丙转氨酶,OR值分别为2.725、1.623、1.054(P<0.05)。(3)完成彩超检查的脂肪肝组45例(其中轻度23例,中度22例),对照组40例。与对照组比较,脂肪肝组颈动脉IMT增高[0.92(0.80,1.02)比0.87(0.74,0.99)],FMD、NMD均降低[4.7%(2.2%,6.8%)比5.2%(2.4%,7.7%);18.5%(12.2%,25.3%)比20.5%(12.2%,28.7%)],但两组差异无统计学意义。与对照组比较,轻度脂肪肝组及中度脂肪肝组IMT、FMD、NMD差异亦无统计学意义。单因素相关分析表明IMT、FMD、NMD与是否NAFLD无显著相关性。结论胰岛素抵抗指数、高敏C反应蛋白、谷丙转氨酶增高是NAFLD的独立危险因素。新诊断的轻、中度NAFLD患者血管病变与健康者无显著差异,NAFLD与动脉硬化确切相关性有待进一步研究。
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页码:479 / 484
页数:6
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