【摘要】 目的正确识别多原发癌(MPC)。方法经计算机病案检索系统从1796例消化道、肺和乳腺等癌症患者中查找MPC病例。结果共查出72例MPC病例,三病种的总发生率为4.0%(72/1796)。其中消化道癌症患者中MPC的发生率为5.5%(45/820);肺癌为3.3%(18/540);乳腺癌为2.1%(9/436)。结论MPC与转移癌或复发癌在治疗上有原则性区别,因为前者仍有机会争取根治性治疗,而后者一般仅为姑息性治疗,两者预后有所不同。更多还原

【Abstract】 Objective Accurately discriminate Multiple primary carcinoma(MPC).Methods MPC cases were checked up by the case investigation system of computer from 1796 cancer cases of the digestive tract Lung and breast.Results Total found 72 cases of MPC,It’s incidence are 4.0%(18/1796),among them 5.5%(45/820)of the digestive tract,3.3%(18/540)of lung and 2.1%(9/436)of breast.Conclusion It There are principled difference between MPC and metastasis cancer or recurrent cancer,because the formet still has occasion to strive for radical treatment but the later usually belong to the palliative treatment,both the prognosis there are difference.更多还原