Stenting at age 49 is possible to live up to 80 years old. 49 years old put stent indicates the occurrence of serious coronary heart disease, if the patient after stent surgery can control the diet, strictly limit the intake of high-fat food, and under the guidance of the physician strict oral drug therapy, is able to live to 80 years old. Patients after stenting must be treated carefully, and need to take oral aspirin, atorvastatin and other medication to strictly control the level of LDL, and control the LDL to <1.8mmol/L or less, which will delay the progression of atherosclerosis and prolong the patient's survival time. Some patients may have multiple chronic diseases and are prone to in-stent restenosis or even myocardial infarction after stenting, which will shorten the patient's survival time and even risk sudden death. After stenting, it is necessary to take regular treatment under the guidance of physicians and follow up in the hospital on a regular basis.