心脏型脂肪酸结合蛋白快速诊断试纸在急性心肌梗死患者中的应用研究

被引:4
作者
梁晓芳
崔建国
李春坚
杨志健
马文珠
曹克将
机构
[1] 南京医科大学第一附属医院心脏科
关键词
心脏型脂肪酸结合蛋白(H-FABP); 急性心肌梗死(AMI); 肌钙蛋白T; 肌酸激酶同工酶; 肌红蛋白;
D O I
暂无
中图分类号
R542.22 [];
学科分类号
摘要
目的:探讨心脏型脂肪酸结合蛋白(H-FABP)在早期诊断急性心肌梗死(AMI)方面的价值。方法:连续检测发病6h内入院的胸痛患者104例,所有病例均于入院即刻采用H-FABP快速诊断试纸进行定性检测,同时测定患者血清心肌肌钙蛋白T(cTnT)、肌酸激酶同工酶(CK-MB)、肌红蛋白(MYO)水平,比较上述4种心肌损伤标志物在诊断AMI方面的敏感性和特异性。结果:入选患者中最终确诊AMI者51例,非心肌梗死者53例,其中不稳定型心绞痛(UAP)17例,稳定型心绞痛(SAP)16例,非心源性胸痛者(NCCP)20例。参照标准诊断,H-FABP、MYO、CK-MB和cTnT检出AMI的敏感性分别为86.27%,68.63%,47.06%和47.06%,H-FABP显著高于后3者(P均<0.05);检测特异性分别为84.90%,84.90%,96.23%和98.11%,H-FABP的特异性较cTnT差(P<0.05),而与MYO、CK-MB无显著差异。对于胸痛发生3h内的患者,H-FABP、MYO、CK-MB和cTnT诊断AMI的敏感性依次为79.17%,58.33%,37.50%和33.33%;对于胸痛发生3~6h的患者,相应的检出敏感性分别为92.59%,77.78%,55.56%和59.26%;在上述2种时间段HFABP的敏感性均显著高于CK-MB和cTnT(P均<0.05)。在胸痛6h内,H-FABP联合cTnT检出AMI的敏感性为92.16%,显著高于MYO、CK-MB和cTnT三者联合检测的敏感性76.47%,(P<0.05),而2种组合的检测特异性无显著差异。结论:H-FABP快速定性检测试剂盒使用简便快捷,在AMI早期(发病≤6h)具有更高的诊断价值;H-FABP与cTnT联合用于AMI的诊断可进一步提高检测敏感性,且保持较高的特异性,优于传统的MYO、CK-MB与cTnT3项组合。
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页码:1133 / 1137+1163 +1163
页数:6
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