选择2007年5月~2009年6月间我院收住的急性心肌梗死(ST段抬高型心肌梗死)病例79例,所有病例均符合WHO急性心肌梗死的诊断标准,排除入院前已服用抗心律失常药物、Ⅱ度以上窦房或房室阻滞、心动过缓(HR<55次/min)、血压<90/60 mm Hg、心功能Ⅳ级(Killip分级)、慢性肝肾功能损害及严重的慢性阻塞性肺部疾患。
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