摘要siewertⅡ和SiewertⅢ型食管胃结合部腺癌（adenocarcinomas of the esophagogastric junction，AEG）更接近于胃癌，在选择经胸还是经腹食管裂孔手术入路还存在争议。本研究比较两种不同手术入路对SiewertⅡ和SiewertⅢ型AEG患者预后的影响。
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