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自1977年Andreas Gruntzig介绍冠状动脉球囊扩张术治疗粥样硬化病变以来,球囊扩张(PTCA)术已广泛应用于稳定性和不稳定性心绞痛病人。若冠状动脉造影发现冠状动脉近端孤立狭窄时即进行PTCA治疗。稳定性和不稳定性心绞痛PTCA成功的病人,两组之间无
Balloon dilation (PTCA) has been widely used in patients with stable and unstable angina since Andreas Gruntzig introduced coronary artery balloon dilatation in atherosclerotic lesions in 1977. If coronary angiography found isolated stenosis of the proximal coronary artery PTCA treatment. In patients with stable and unstable angina pectoris PTCA, there was no difference between the two groups