coronary artery bypass grafting

例句：

1. 1. The patient underwent coronary artery bypass grafting to improve his heart function.
   患者接受了冠状动脉旁路移植术，以改善他的心脏功能。
2. 2. Doctors often recommend coronary artery bypass grafting for patients with severe coronary artery disease.
   医生经常推荐对有严重冠状动脉疾病的患者进行冠状动脉旁路移植术。
3. 3. After the surgery, the patient's condition significantly improved, and he was discharged from the hospital onthe same day.
   手术后，患者的病情显著好转，并于当天出院。