多发性原发性癌肿(以下简称MPC)是指一个患者同时或先后在同一器官,或不同器官,系统中发生两个以上的原发癌。近年来由于诊断技术的不断改进,发现病例日益增加,已受到国内外临床工作者的重视。今将我科近20年间收治的并经病理证实的16例,在诊治工作扼要讨论。 Multiple primary cancers (hereinafter abbreviated as MPC) refer to the occurrence of two or more primary cancers in one patient at the same time or in the same organ, or in different organs and systems. In recent years, due to the continuous improvement of diagnostic techniques, the number of cases has been increasing, and it has received the attention of clinicians at home and abroad. The 16 cases admitted to our department in the past 20 years and confirmed by pathology are discussed briefly in the diagnosis and treatment work.