论文下载：碎片状QRS波诊断冠心病的意义-心电图-选择性冠状动脉造影

碎片状QRS波诊断冠心病的意义(1)

http://www.100md.com 2011年1月15日赵丽华

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     【摘要】目的探讨心电图中碎片状QRS复合波(fQRS)的出现对诊断陈旧性心肌梗死的意义。方法选择2009~2010年在新乡医学院第一附属医院心血管内科住院并接受冠状动脉造影、心电图检查的患者369例作为研究对象。结果ST-T改变诊断冠心病的敏感性、特异性、阴性预测值分别为:625%，456%，488%；fQRS分别为:495%，663%，508%；ST-T和/或fQRS分别为:755%，716%，697%。结论心电图中fQRS波的出现与ST-T改变的联合分析能显著提高冠心病诊断的敏感性及特异性。【关键词】碎片状QRS波心电图冠心病选择性冠状动脉造影

    Significance of a fragmented QRS complex in patients with coronary artery diseaseZHAO Li-hua.The First Affiliated Hospital of Xinxiang Medical College，Weihui 453100, China【Abstract】ObjectiveTo explore the value of the appearance of a fragmented QRS complexes (fQRS) in diagnosis of a prior silent MI.Methods369 patients in our hospital from Jan 2009 to Jan 2010 who were referred for coronary angiography (CAG) and ECG were studied.ResultsSensitivity, specificity, and the negative predictive value for CAD confirmed by the CAG analysis were 625%, 456%, and 488%, respectively, for the ST-T changing alone; 495%, 663%, and 508%, respectively, for the fQRS; and 755%, 716%, and 697%, respectively, for the ST-T changing and/or fQRS ......

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