目的探讨软组织肉瘤术后复发原因及治疗问题。

PURPOSE To study the causes of recurrence and methods of therapy.

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目的探讨下肢静脉曲张术后复发原因及外科治疗方法。

Objective To analyze the causes and treatments of the recurrence of varicose veins after varicotomy in lower extremity.

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前言：目的：探讨食管癌根治术后复发及纵隔淋巴结转移的CT表现特点和术后复发原因。

Objective: to investigate the computed tomography (ct) features of postoperative recurrence and mediastinal lymph node metastasis from esophageal cancer.

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