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心肌梗死(myocardial infarction,MI)是由于冠状动脉循环改变引起冠状血流和心肌需求之间不平衡而导致的心肌损害,是临床上一种严重的缺血性心脏病(ischemic heart disease,IHD)。坏死后的心肌细胞逐渐被瘢痕组织所取代,
Myocardial infarction (MI) is a myocardial injury caused by the imbalance between coronary blood flow and myocardial demand caused by the change of coronary circulation. It is a clinically serious ischemic heart disease (IHD) . After necrosis of myocardial cells gradually replaced by scar tissue,