local excision of lesions of rectum

例句：

1. 1. The surgeon performed a local excision of the tumor.
   外科医生进行了肿瘤的局部切除。
2. 2. The patient underwent a localexcision for the skin cancer.
   患者因皮肤癌接受了局部切除手术。
3. 3. The procedureis usually done under local anesthesia.
   这种手术通常在局部麻醉下进行。