中性粒细胞明胶酶相关脂质运载蛋白在先天性心脏病介入治疗后对比剂相关肾病中的诊断价值Diagnostic value of neutrophil gelatinase-associated lipocalin in contrast related nephropathy after interventional therapy for congenital heart disease
李轶华,卢进涛,尚小珂,柳梅
摘要(Abstract):
目的探讨中性粒细胞明胶酶相关脂质运载蛋白(NGAL)在先天性心脏病介入治疗后对比剂相关性肾病中的诊断价值。方法纳入2016年1月至2016年12月在华中科技大学同济医学院附属协和医院行先天性心脏病介入封堵术的患者386例,其中34例术后出现急性肾损伤(AKI),为AKI组,随机数字表选取34例未出现AKI的患者设为非AKI组。比较两组患者术前、术后3 h、6 h、24 h、48 h、72 h血清肌酸酐(SCr)和尿NGAL水平,并分析AKI组的SCr和NGAL的ROC曲线,对比SCr和NGAL在各时间点的诊断价值。结果两组患者术前、术后3 h、6 h、24 h SCr水平比较,差异均无统计学意义(均P>0.05);AKI组患儿术后48 h、72 h SCr水平明显高于非AKI组,而AKI组患者尿NGAL水平术后3 h[(16.32±4.07)ng/ml比(10.03±1.64)ng/ml,P<0.001]、6 h[(25.06±7.70)ng/ml比(10.68±1.48)ng/ml,P<0.001]、24 h[(32.15±8.73)ng/ml比(10.15±1.73)ng/ml,P<0.001]、48 h[(46.09±5.80)ng/ml比(9.97±1.03)ng/ml,P<0.001]和72 h[(76.00±7.74)ng/ml比(9.76±0.78)ng/ml,P<0.001]显著大于非AKI组,差异均有统计学意义。ROC曲线下面积分析显示,各时间点SCr的曲线下面积明显小于尿NGAL。术后3 h,NGAL≥11.5 ng/m L诊断AKI的敏感度为88.2%,特异度为85.3%;术后6 h,NGAL≥13.5 ng/m L诊断AKI的敏感度为91.2%,特异度为97.1%。结论尿NGAL是早期诊断肾损伤的高敏感度和特异度指标。
关键词(KeyWords): 中性粒细胞明胶酶相关脂质运载蛋白;肌酸酐;对比剂肾病
基金项目(Foundation):
作者(Author): 李轶华,卢进涛,尚小珂,柳梅
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