结肠切除术

例句：

1. 1. The patient underwent a colectomy for cancer treatment.
   这名患者因癌症接受了结肠切除术治疗。
2. 2. The doctor advised the patient to undergo a colectomy due to severe inflammation.
   由于严重的炎症，医生建议患者接受结肠切除术。
3. 3. The operation was successful, and the patient recovered well after the colectomy.
   手术成功，患者在结肠切除术后恢复良好。