胸痛是急性 MI 的特征性表现,有胸痛的患者提示人们想到急性 MI 的可能。但是相当一部分急性 MI 无胸痛,这常引起误诊和漏诊、延误治疗,以致造成不良后果。这虽然是个老问题,但在目前门 Chest pain is a characteristic manifestation of acute MI, patients with chest pain suggest that people think of the possibility of acute MI. However, a significant proportion of acute MI has no chest pain, which often leads to misdiagnosis and missed diagnosis and delays in treatment, resulting in adverse consequences. Although this is an old question, it is at the moment