摘要
<正>Objective To investigate the clinical value of endoscopic ultrasonography(EUS)and Multi-slice Spiral CT(MSCT)in the preoperative staging of tumor(T)and lymph node(N)metastasis in patients with SiewertⅡandⅢtype adenocarcinoma of esophagogastric junction(AEG).Methods Clinical data of 145 Siewert Ⅱ and Ⅲ type AEG patients without preoperative chemoradio-
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