In early stages the tumor is treated by en bloc resection, confirming negative margins, with post operative radiotherapy not offering a documented survival advantage over surgery alone.

在早期肿瘤在确定为受累的边界后，采取整体切除，术后的放疗并不会比单纯的手术有更高的生存率。

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In early stages the tumor is treated by en bloc resection, confirming negative margins, with post operative radiotherapy not offering a documented survival advantage over surgery alone.

在早期肿瘤在确定为受累的边界后，采取整体切除，术后的放疗并不会比单纯的手术有更高的生存率。

youdao