resection by retrograde method

例句：

1. 1. The surgeon performed a resection of the tumor.
   外科医生进行了肿瘤的切除。
2. 2. The patient underwent a resection for her cancer treatment.
   患者接受了癌症治疗中的切除手术。
3. 3. The operation was successful and the patient recovered well after the resection.
   手术成功，患者在切除后恢复良好。