尿中性粒细胞明胶酶相关脂质运载蛋白和白细胞介素-18对重症患者急性肾损伤的早期诊断价值

被引:15
作者
臧芝栋
黄英姿
杨毅
郭凤梅
邱海波
机构
[1] 东南大学附属中大医院ICU东南大学急诊与危重病医学研究所
关键词
白细胞介素-18; 危重病; 急性肾损伤; 中性粒细胞明胶酶相关脂质运载蛋白;
D O I
暂无
中图分类号
R692 [肾疾病];
学科分类号
摘要
目的探讨尿中性粒细胞明胶酶相关脂质运载蛋白(uNGAL)和尿IL-18(uIL-18)对重症患者急性肾损伤(AKI)的早期诊断价值。方法以我院ICU收治的92例危重症患者为观察对象,将1周内符合RIFLE诊断标准的AKI患者纳入AKI组(46例),对照组(46例)由匹配的非AKI患者构成。每日收集尿标本,持续1周。ELISA检测uNGAL和uIL-18水平。用受试者工作特征曲线(ROC)评价uNGAL、uIL-18和血肌酐(SCr)对AKI的诊断作用。结果与AKI诊断前3天比较,AKI诊断前2天患者uNGAL明显增高(P<0.05),但uIL-18和SCr无明显改变(P值均>0.05);AKI诊断前1天AKI患者uNGAL和uIL-18明显增高(P值均<0.05),但SCr无明显改变(P>0.05);观察期间对照组uNGAL、uII-18和SCr均无明显变化(P值均>0.05)。AKI诊断前3天uNGAL、uIL-18和SCr对AKI均无诊断作用;AKI诊断前2天uNGAL的ROC曲线下面积为0.840(95%CI 0.672~1.009,P<0.05),对AKI具有诊断作用,而uIL-18和SCr均无诊断作用;AKI诊断前1天uNGAL和uIL-18的ROC曲线下面积分别为0.830(95%CI 0.71 1~0.950,P<0.05)和0.818(95%CI 0.697~0.938,P<0.05),对AKI具有诊断作用,而SCr无诊断作用。结论 uNGAL和uIL-18对重症患者AKI可能具有早期诊断价值。
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