1文献来源研究一:Babaei M,Jansen L,Balavarca Y,et al.Neoadjuvant therapy in rectal cancer patients with clinical stageⅡtoⅢacross European countries:Variations and outcomes[J].Clin Colorectal Cancer,2018,17(1):e129-e1...1文献来源研究一:Babaei M,Jansen L,Balavarca Y,et al.Neoadjuvant therapy in rectal cancer patients with clinical stageⅡtoⅢacross European countries:Variations and outcomes[J].Clin Colorectal Cancer,2018,17(1):e129-e142.研究二:Takiyama H,Kawai K,Ishihara S,et al.Different impacts of preoperative radiotherapy and chemoradiotherapy on oncological outcomes in patients with stagesⅡandⅢlower rectal cancer:A propensity score analysis[J].Dig Surg,2018,35(3):212-219.2证据水平2b。3背景研究一:新辅助放化疗,全直肠系膜切除术(total mesorectal excision,TME),术后辅助化疗被用于局部进展期直肠癌(local advanced rectal cancer,LARC)的治疗。更好的使用直肠癌新辅助治疗的办法是,将直肠癌分为低等、中等、高等危险特征。对于LARC,术前新辅助治疗被认为可以提高手术切除的可能性,降低局部区域复发,并且潜在提高生存率。直肠癌的治疗建议来自一些指南,比如英国、欧洲其他国家、美国的指南,但各指南间却有很大差别。展开更多
文摘1文献来源研究一:Babaei M,Jansen L,Balavarca Y,et al.Neoadjuvant therapy in rectal cancer patients with clinical stageⅡtoⅢacross European countries:Variations and outcomes[J].Clin Colorectal Cancer,2018,17(1):e129-e142.研究二:Takiyama H,Kawai K,Ishihara S,et al.Different impacts of preoperative radiotherapy and chemoradiotherapy on oncological outcomes in patients with stagesⅡandⅢlower rectal cancer:A propensity score analysis[J].Dig Surg,2018,35(3):212-219.2证据水平2b。3背景研究一:新辅助放化疗,全直肠系膜切除术(total mesorectal excision,TME),术后辅助化疗被用于局部进展期直肠癌(local advanced rectal cancer,LARC)的治疗。更好的使用直肠癌新辅助治疗的办法是,将直肠癌分为低等、中等、高等危险特征。对于LARC,术前新辅助治疗被认为可以提高手术切除的可能性,降低局部区域复发,并且潜在提高生存率。直肠癌的治疗建议来自一些指南,比如英国、欧洲其他国家、美国的指南,但各指南间却有很大差别。