消化系统恶性肿瘤发病率高,中上腹部淋巴结转移常见,影像学检查在判断腹部淋巴结状况方面起着重要作用。消化系统脏器众多,解剖及淋巴引流较复杂,掌握消化系统常见肿瘤淋巴引流、转移的一般规律以及各种影像学方法在肿瘤淋巴结转移诊断时的判断标准、准确性、不足之处、影像学 High incidence of digestive malignancies, mid-upper abdominal lymph node metastasis is common, imaging studies in determining the status of abdominal lymph nodes plays an important role. Many digestive organs, anatomy and lymphatic drainage more complicated, to master the common lymphatic drainage of patients with digestive system, the general rule of transfer and a variety of imaging methods in the diagnosis of tumor lymph node metastasis to determine the criteria, accuracy, shortcomings, imaging