T3T4N0N3期鼻咽癌单纯放疗疗效分析

被引:55
作者
陈春燕
卢泰祥
赵充
孙颖
卢丽霞
韩非
刘秀芳
机构
[1] 中山大学肿瘤防治中心放疗科
关键词
鼻咽肿瘤; 晚期; 鼻咽肿瘤/放射疗法; 预后;
D O I
暂无
中图分类号
R739.63 [咽肿瘤];
学科分类号
100214 ;
摘要
目的探讨不同T分期与N分期对局部晚期鼻咽癌单纯放疗疗效的影响。方法回顾分析556例T3T4N0N3期(1992年福州分期)鼻咽癌初治患者临床资料。全组病例均采用面颈联合野照射技术给予单纯常规放疗。原发灶照射总剂量66~80Gy(6.5~8.0周完成),颈淋巴结转移灶照射总剂量60~70Gy(6~7周完成)。结果全组病例5年总生存率为66.4%。T3期5年总生存率为69.1%,T4期的为59.0%(P<0.05);两者局部控制率、无瘤生存率、无复发生存率以及无转移生存率均无差别。N0、N1、N2、N3期的5年总生存率分别为74.0%、66.0%、57.6%、29.4%(P<0.01),N分期越高复发率和远处转移率越高。结论单纯常规放疗的局部晚期鼻咽癌患者中,N分期是影响疗效及预后的主要因素,T分期为次要因素。对不同N分期的局部晚期鼻咽癌患者进行分层放化疗,对于解决治疗失败的原因——复发与远处转移也许会起到积极和有效的作用。
引用
收藏
页码:77 / 80
页数:4
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