摘要: 急性心肌梗死（acute myocardial infarction, AMI）是指因急性心肌缺血所致的急性心肌损伤。临床将AMI分为ST段抬高型心肌梗死（ST-segment elevation myocardial infarction, STEMI）和非ST段抬高型心肌梗死（non-ST-segment elevation myocardial infarction, NSTEMI）¹。