急性心肌梗死是冠心病的一种危重表现,特别是在发病后的24小时内,死亡率最高,约有1/3到1/2的心肌梗死患者在住院前死亡。若能及早发现心肌梗死前兆症状并予以处理,至少可避免梗死发生或使梗死范围缩小。心肌梗死常见的诱发因素有:情绪激动;劳累过度;饱餐,尤其是进食脂肪过多的食物太多,造成本来已经狭窄的冠状动脉内形成血栓;大手术。此外,便秘后用力解便、各种感染、休克、持续较长时间的心动过速及气候突变等,也可使冠心病患者诱发心肌 Acute myocardial infarction is a critical manifestation of coronary heart disease. In particular, the highest mortality rate occurs within 24 hours of onset, with approximately one-third to one-half of patients with myocardial infarction dying before hospitalization. If early detection of myocardial infarction symptoms and to be addressed, at least to prevent infarction or to reduce infarct size. Common inducing factors of myocardial infarction are: emotional excitement; overwork; full meal, especially eating too much fat food, resulting in the already narrow coronary thrombosis; major surgery. In addition, constipation forced relieve, a variety of infections, shock, sustained a long time tachycardia and climate mutations, but also can make patients with coronary heart disease induced myocardium