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编号:10859635
急性心肌梗死溶栓治疗对QT离散度的影响及其意义
http://www.100md.com 《第四军医大学学报》 2001年第21期
急性心肌梗死,,急性心肌梗死;溶栓治疗;QT间期;QT离散度,0引言,1对象和方法,2结果,3讨论,参考文献
     关键词: 急性心肌梗死;溶栓治疗;QT间期;QT离散度

    摘 要:目的 探讨溶栓治疗对急性心肌梗死QT离散度的影响和意义. 方法 41例急性心肌梗死患者经溶栓治疗后分为溶栓再通组和溶栓未通组,分析溶栓前及溶栓后12~24h,2~4d和5~7d的ECG,测算QT,QTd,QTc和QTcd. 结果 溶栓治疗前、后,再通组和未通组之间QT和QTc差异均无显著性;溶栓再通组,溶栓治疗12h以后QTd和QTcd均较溶栓前明显减小;溶栓未通组,溶栓后5~7d QTd和QTcd才明显减小;溶栓后的1wk时间内,再通组QTd和QTcd均较未通组明显减小. 结论 成功的溶栓能减小急性心肌梗死的QTd,缩短QTd减小所需的时间.溶栓后QTd减小可能反映了顿抑或晕厥心肌的“苏醒”.

    Effect on QT dispersion by successful thrombolytic therapy in acute myocardial infarction

    LI Huan,ZHANG Yu-Shun,HU Tao,JIA Guo-Liang

    Department of Cardiovasology,Xijing Hospital,Fourth Military Medical University,Xi'an710033,China

    Keywords:acute myocardial infarction;thrombolytic thera-py;QT interval;QT dispersion

    Abstract:AIM To study the influence on QT dispersion by thrombolytic therapy in acute myocardial infarction patients.METHODS Fourty-one patients with acute myocardial in-farction receiving thrombolytic therapy were divided into reperfusion group and non-reperfusion group according to the clinical characteristics.Electrocardiograms recorded were an-alyzed before thrombolysis and12~24h ......

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