随着各种恶性肿瘤早期诊断和治疗技术的不断发展,患者的生存期有显著延长,获得治愈和长期生存者也日渐增多,同时重复癌的发现也逐渐增加,我科1993年1月至1998年8月收治恶性肿瘤病人1832例,其中5例经病理学确诊为重复癌,本文就5例进行临床分析,探索其特点,以引起临床医师的重视? With the continuous development of various malignancy early diagnosis and treatment techniques, the patient’s survival period has been significantly prolonged, the number of cured and long-term survivors has also increased, and the number of duplicate cancers has gradually increased. Our department from January 1993 to 1998 In August of this year, 1832 patients with malignant tumors were treated, of which 5 were diagnosed as repeat cancers by pathology. In this paper, 5 cases were analyzed clinically, and their characteristics were explored to arouse the attention of clinicians.