痔切除术

例句：

1. 1. The patient underwent a hemorrhoidectomy to relieve his symptoms.
   患者接受了痔切除术以缓解症状。
2. 2. He had to undergo a hemorrhoidectomy due to severe pain and bleeding.
   由于剧烈的疼痛和出血，他不得不接受痔切除术。
3. 3. The doctor advised the patient to undergo a hemorrhoidectomy for better recovery.
   医生建议患者接受痔切除术以便更好地恢复。