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尽管经皮穿刺冠状动脉腔内血管成形术(PTCA)的技术有所改进,但术后再狭窄的发生率并无改变。血小板抑制药物和血管扩张剂对此亦无多大影响,近年来对再发狭窄
Although percutaneous transluminal coronary angioplasty (PTCA) technique has improved, but the incidence of postoperative restenosis has not changed. Platelet inhibitory drugs and vasodilators also have little effect on this in recent years, recurrent stenosis