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食管癌是我国高发肿瘤 ,食管癌常规放疗在临床应用较广 ,但 5年生存率仅 2 0 %左右。 1993年 3月至1996年 3月对 5 3例食道癌进行常规放疗组 (Ｃ组 )和后程加速超分割放疗组 (Ｌ组 )随机分组的前瞻性研究 ,以探讨改变放疗分割方法能否提高放疗疗效。两组临床资料相近 ,具有可比
Esophageal cancer is a high incidence of cancer in our country, conventional radiotherapy of esophageal cancer is widely used in clinical practice, but 5-year survival rate is only about 20%. March 1993 to March 1996 on 53 cases of esophageal cancer conventional radiotherapy group (C group) and late accelerated hyperfractionation radiotherapy group (L group) randomized prospective study to explore the possibility of changing the radiotherapy segmentation method Improve the radiotherapy effect. The two groups of similar clinical data, comparable