食管原发性恶性黑色素瘤非常少见,国内刘复生曾报告2例,并复习国外文献,符合诊断标准者仅14例。本文报告一例原发于食累管及贲门,而以贲门部肿瘤表现为主,文献上尚未见相同报告。患者男,49岁,因进行性吞咽困难一年,近一 The primary malignant melanoma of the esophagus is very rare. There have been two cases reported by Liu Fusheng in China, and reviewed in foreign literature. Only 14 cases met the diagnostic criteria. This article reports a case of primary tumors and fontanelles, and the main manifestations of cardia cancer are not reported in the literature. Male patient, 49 years old, suffering from dysphagia for one year, nearly one