急性心肌梗死(AMI)是心血管内科急危重症之一,属心肌缺血性坏死。为在冠状动脉病变的基础上,发生冠状动脉血供急剧减少或中断,使相应的心肌严重而持久地急性缺血,最终导致心肌缺血性坏死。临床表现有持久的胸骨后剧烈疼痛、发热、血清心肌坏死标记物增高及心电图进行性改变等。 Acute myocardial infarction (AMI) is an acute cardiovascular disease, one is myocardial ischemic necrosis. In the coronary lesions, based on the occurrence of acute coronary artery blood supply was reduced or interrupted, so that the corresponding myocardial serious and lasting acute ischemia, eventually leading to myocardial ischemic necrosis. Clinical manifestations of persistent chest pain after severe, fever, increased serum markers of myocardial necrosis and ECG changes.