湖北林祥:我父亲今年52岁,前段时间突发心肌梗塞,由于抢救及时现已恢复,但医生说需要手术才能彻底治愈,也就是给血管狭窄处放置一个支架。请问这个手术难度大吗?对以后有没有影响?这期间病人应注意哪些问题?北京北大医院综合门诊 Hubei Lin Xiang: My father is 52 years old this time ago, sudden onset of myocardial infarction, as the rescue has now been resumed in time, but the doctor said the need for surgery to completely cure, which is to place a stent at the vascular stenosis. Will this operation difficult? Has any effect on the future? During this period the patient should pay attention to what issues? Beijing Peking University Hospital General Outpatient