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目的 探讨脑内及脑外双源性肿瘤临床诊断及发病机理。方法 分析4例脑及脑外双源性肿瘤的临床、影像资料和治疗,结合文献予以讨论。结果 4例中3例为女性;脑外肿瘤分别为乳癌、直肠癌、肾上腺肿瘤和纤维肉瘤,而脑部均为良性肿瘤并经手术治愈。结论 肿瘤的早期诊断及综合治疗使原发癌的生存率增加,而放、化疗可降低免疫功能诱发新的癌肿,不可将其视为转移瘤。
Objective To investigate the clinical diagnosis and pathogenesis of dual brain tumors in and out of brain. Methods Clinical, imaging data and treatment of 4 cases of double brain tumors and brain tumors were analyzed and discussed in the literature. Results Of the 4 cases, 3 were female. The extracerebral tumors were breast cancer, rectal cancer, adrenal tumor and fibrosarcoma, respectively. The brain was benign and was surgically cured. Conclusion The early diagnosis and comprehensive treatment of cancer increase the survival rate of primary cancer. However, radiotherapy and chemotherapy can reduce the immune function-induced new cancer and can not be considered as metastases.