Objective To investigate whether the configuration of QRS complex in lead aVL in inefrior wall acute myocardial infarction(AMI)could be as a standard for culprit artery.

• 目的 探讨下壁急性心肌梗死 (AMI)时患者的心电图aVL导联QRS波群变化能否作为罪犯血管的判定标准。