有关食管癌淋巴转移正确的是A.食管的淋巴流向是阶段性的B.上段食管癌只流向头端C.中下段只流向尾端D.下段食管癌好转移至肺门淋巴结E.各段...

作者: rantiku 人气: - 评论: 0
问题 有关食管癌淋巴转移正确的是
选项 A.食管的淋巴流向是阶段性的 B.上段食管癌只流向头端 C.中下段只流向尾端 D.下段食管癌好转移至肺门淋巴结 E.各段食管癌均可转移至锁骨上淋巴结
答案 E
解析 :食管的淋巴流向是纵行而非阶段性,各段均可流向头端或尾端。

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