文档介绍:Long-,CUIYali,WANGMingzhi,CUIShouren,WANGRuizhi,GAOYongjun,-stagesmallcelllungcancerpatientswhoweretreatedwiththreedifferentwaysoftherapy,(C),48patientsweretreatedbyinterdigitatingchemoradiotherapy(IDG)andother38patientsreceivedconcurrentchemoradiotherapy(CON).Thoracicradiation,20patientsreceived≤45Gy(≤45Gygroup),23patientsweregivento≥60Gy(≥60Gygroup),43patientsweregivento>45Gy<-yearsurvivalratesofCONgroup,%,%%,IDGgroupandCgroup(x2=,p<;x2=,p<).TherewasnosignificancebetweentheCONgroupandtheIDGgroup(p>).Loco-regionalrecurrencerate(55%)wasmorefrequentin≤paredto≥60GYgroup(%).binedradiotherapymayimprovethepatients’-(SCLC)占肺癌的20%,发展快恶性程度高。长期以来关于局限期SCLC的治疗原则一直存在着争议。近年来研究结果显示联合放射治疗和化疗成为局限期SCLC的标准治疗方案。但几种联合治疗方案同步进行、交替进行何为最佳方案,放射治疗的最佳时间、最佳放射治疗剂量尚无一致观点。我们对黑龙江省肿瘤医院1988年2月至1998年3月治疗的局限期SCLC放射治疗和化疗远期疗效资料进行分析。以期对局限期SCLC多模式的治疗方案的选择提供临床经验。1、