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冠心病的发病率逐年提高,并有年轻化的趋势,诊断方法有多种。冠状动脉造影是近年发展起来的冠心病介入诊断技术,由于价格昂贵且为有创性检查,现尚未广泛开展,而心电图具有价格低廉,无创性、快捷等优点,且能直观反映冠状动脉的病变,对治疗起指导意义,为冠心病诊断的最常用诊断方
The incidence of coronary heart disease increased year by year, and there is a trend of younger, a variety of diagnostic methods. Coronary angiography is a diagnostic technique for coronary artery disease developed in recent years. Due to its high price and invasiveness, coronary angiography has not yet been widely developed. However, ECG has the advantages of low cost, noninvasiveness and quickness, and can directly reflect the coronary artery lesions , The treatment of guiding significance for the diagnosis of coronary heart disease the most commonly used diagnostic side