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近年来,冠心病的治疗方法有了很大进展,其中经皮冠状动脉腔内成形术(Percutaneous Transluminal Coronary Angioplasty,PTCA)已是一种公认为能明显减轻病人心绞痛症状的治疗方法,特别是对应用药物治疗8～24小时无效的危急病人,PTCA可能是唯一的有效疗法。目前,越来越多的冠心病患者采用此治疗方法,仅在美国,做PTCA治疗的人就由1983年的32300例增加到1986年的133000例。然而,临床治疗的结果表明,尽管这种治疗方法能够减轻症
In recent years, great advances have been made in the treatment of coronary heart disease. Percutaneous Transluminal Coronary Angioplasty (PTCA) has been recognized as a treatment method that can significantly reduce the symptoms of angina in patients. In particular, PTCA may be the only effective treatment for those critically ill patients who have been on medication for 8 to 24 hours. Currently, more and more patients with coronary heart disease use this treatment. In the United States alone, the number of people doing PTCA increased from 32,300 in 1983 to 133,000 in 1986. However, the results of clinical treatment show that although this treatment can relieve the disease