前言多数急性心肌梗死病人有典型的心电图改变,但也有相当多的患者心电图可能没有明显改变,特别是在症状发生的最初6～12小时,甚至还有极少数病例需2～3天后才出现有诊断意义的心肌梗死图形。在这种情况下,心肌标志物的应用对心肌梗死的早期诊断就起到了关键作用。关键词心肌标 Preface Most patients with acute myocardial infarction have a typical ECG change, but there are a significant number of patients with ECG may not change significantly, especially in the first 6 to 12 hours of symptoms, and even a very small number of cases take 2-3 days after the emergence of Diagnostic myocardial infarction pattern. In this case, the application of myocardial markers plays a key role in the early diagnosis of myocardial infarction. Key words cardiac markers