excision of osteochondroma

例句：

1. 1. The patient underwent excision of the osteochondroma successfully.
   患者成功地进行了骨软骨瘤切除手术。
2. 2. The surgeon performed a precise excision of the osteochondroma.
   外科医生精确地切除了骨软骨瘤。
3. 3. The excision of the osteochondroma was performed under general anesthesia.
   骨软骨瘤切除手术在全身麻醉下进行。