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老贺是个冠心病患者,前几天刚做了“经皮冠状动脉支架成形术”。这种手术的目的就是让狭窄或闭塞的血管再通,恢复心肌供血。手
Hehe is a coronary heart disease patients, a few days ago just made a “percutaneous coronary stent.” The purpose of this operation is to allow the recanalization of narrow or occluded vessels to restore myocardial blood supply. hand