心肌梗塞的实质就是供应心脏血液的冠状动脉的一部分分支闭塞不通,由这些分支供血的那部分心肌就会发生缺血性坏死,直接影响心脏的功能,威胁着病人的生命,死亡率极高。 侥幸活下来的人,约有2/3可能逐渐恢复,但约1/3会因并发症而丧失生活能力。另外,所有幸存者都可能发生再梗塞或其他并发症。所以第一年的死 The essence of myocardial infarction is that part of the coronary artery that supplies blood to the heart is blocked. The ischemic necrosis occurs in that part of the heart that is supplied by these branches, which directly affects the function of the heart and threatens the patient’s life. About two-thirds of those who are lucky enough to survive may gradually recover, but about one-third will lose their ability to live with complications. In addition, all survivors may experience reinfarction or other complications. So the first year of death