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冠心病的基本病变是供应心脏营养的血管——冠状动脉发生粥样硬化,血管管腔狭窄,心肌血液和氧的供需之间失去平衡,出现供不应求的现象。病变达到一定严重程度,便会发生心绞痛。 人类描述心绞痛已有两个世纪,采用硝酸甘油治疗心绞痛也已一百余年(据说是制造火药的人很少发生心绞痛,由此而得到启示)。如今治疗冠心病心绞痛虽已有了许多新技术,如经皮冠状动脉气囊扩张术、冠状动脉放置支架术、冠状动脉搭桥术、激光心肌穿
Coronary heart disease is the basic supply of cardiovascular nutrition - coronary atherosclerosis, vascular stenosis, myocardial blood and oxygen supply and demand between the loss of balance, there is a shortage of supply. Angina pectoris occurs when the lesion reaches a certain degree of severity. Humans have described angina for two centuries and have used nitroglycerin for more than a century to treat angina pectoris, which is said to be a rare cause of angina in people who manufacture it. Nowadays many new technologies have been developed for the treatment of angina pectoris, such as percutaneous coronary balloon dilation, coronary stenting, coronary artery bypass grafting, laser myocardial perfusion