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急性下壁心肌梗死患者ST段抬高Ⅲ导联>Ⅱ导联的临床意义 被引量:3

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摘要 目的探讨急性下壁心肌梗死患者心电图抬高的ST段Ⅲ导联>Ⅱ导联的临床意义。方法按体表心电图Ⅱ导联和Ⅲ导联ST段抬高的波幅高低,将58例首次急性下壁心肌梗死患者分为两组:A组穴STⅢ>STⅡ雪39例,B组穴STⅡ>STⅢ雪19例,所有患者均行冠状动脉造影检查,统计两组患者的临床资料、住院期间严重并发症的发生率及两组梗死罪犯动脉。结果A组患者心肌酶CK-MB峰值穴234±65雪u·L-1明显高于B组穴165±54雪u·L-1,统计学有显著差异穴P<0.01雪;A组患者合并右室梗死、胸前导联ST段压低、并发高度房室传导阻滞、心源性休克和住院死亡的发生率分别为38.5%,43.6%,43.6%,38.5%,10.3%,B组无上述合并症的发生,两组比较有显著性差异穴P<0.01雪;而性别、年龄、合并高血压病、糖尿病、高胆固醇血症者两组间无显著性差异穴P>0.05雪。冠状动脉造影显示A组患者右冠状动脉近段闭塞或狭窄的发生率为38.5%,而B组无一例发生,两组比较有显著性差异穴P<0.05雪;B组患者左回旋支闭塞或狭窄的发生率为42%,而A组无一例发生,两组比较有非常显著差异穴P<0.01雪;而其他梗死相关动脉在两组间无显著性差异穴P>0.05雪。结论ECGⅡ、Ⅲ导联ST段抬高的不同幅度,对急性下壁心肌梗死患者的近期预后和梗死罪犯血管有一定的预测价值。
作者 高玉琪
出处 《临床心电学杂志》 2005年第3期203-205,共3页 Journal of Clinical Electrocardiology
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