近年来,我国急性心肌梗塞(AMI)的相对发病率及患病人数不断增加,发病年龄亦有提早趋势,病死率高,严重威胁人民生命健康。本病预后很大程度取决于及时而正确的诊断和治疗。表现为突然加剧或首发胸骨后或心前区疼痛、典型心电图改变以及心肌酶谱变化的典型病例,一般诊断多无困难。造成临床漏诊或误诊的主要是一些症状、心电图或实验室检查 In recent years, the relative incidence and the number of patients with acute myocardial infarction (AMI) in our country have been increasing continuously. The age of onset also has an earlier trend and the mortality rate is high, which seriously threatens people’s life and health. The prognosis of this disease depends largely on timely and correct diagnosis and treatment. The performance of a sudden increase or onset of sternal or anterior pituitary pain, typical ECG changes and changes in the typical cases of myocardial enzymes, the general diagnosis without more problems. The main cause of missed or misdiagnosed clinical symptoms, ECG or laboratory tests