在欧美国家，食管胃结合部腺癌（adenocarcinoma of the esophagogastric junction，AEG）发病率急骤增加，引起世界范围的高度关注。AEG的浸润、进展不仅仅局限于腹腔内，同时，借助淋巴途径流向纵隔、食管方向、水平位向横膈方向浸润、转移。熟知这些规律和特点，将有助于临床外科合理的选择治疗方式。

Adenocarcinoma of the esophagogastric junction progression mode and clinical characteristics        HU Xiang. Department of General Surgery, the First Affiliated Hospital, Dalian Medical University, Dalian 116011, China
Abstract    The incidence of adenocarcinoma of esophagogastric junction (AEG) has increased dramaticly in the American and Europe. The invasion and metastasis of AEG are not only limited to the abdominal cavity, but also to the mediastinum, esophagus direction and diaphragmatic muscle. Fully understanding the characteristics of AEG will help to choose a reasonable treatment.