治疗套餐时间<14周改善了HPV阳性OPC高风险特征的无复发性和疾病特异性存活率
Manasa Melachuri1, Chareeni Kurukulasuriya2, Purva Rumde2
1University of Pittsburgh Medical Center, Department of Otolaryngology- Head and Neck Surgery, Pittsburgh, PA, USA.
Oral oncology
|February 29, 2024
概括
对于HPV阳性头癌患者,接受过口腔机器人手术 (TORS) 和放射治疗,较短的治疗时间,特别是从手术到辐射开始,可以改善生存结果. 坚持推的时间表对于更好的无复发和疾病特异性生存至关重要.
科学领域:
- 在瘤学瘤学.
- 头部和部手术 头部和部手术
- 辐射瘤学 辐射瘤学
背景情况:
- 目前的指导方针建议在头癌患者中完成治疗的具体时间表.
- 经过口腔机器人手术 (TORS) 和辅助放射治疗治疗的HPV阳性口腔癌通常显示出有利的结果.
- 优化治疗间隔可能进一步提高这种患者群体的存活率.
研究的目的:
- 评估各种时间间隔对HPV阳性头癌患者的无复发生存期 (RFS) 和疾病特异性生存期 (DSS) 的影响.
- 确定影响TORS和辅助放射治疗后结果的关键时间依赖因素.
- 根据治疗包时间和从手术到辐射开始的时间来评估生存差异.
主要方法:
- 对255名HPV阳性,未接受过治疗的平细胞癌患者的回顾性图表审查,这些患者接受了TORS和术后放射治疗 (2012-2022).
- 卡普兰-梅尔生存分析和日志等级测试,以评估时间间隔的影响 (诊断到TORS,TORS到辐射,辐射完成).
- 在高风险患者 (阳性节点,外囊延伸,阳性边缘) 与并发化疗同时进行单变Cox回归和子组分析.
主要成果:
- 总的来说,只有5-7周的辐射持续时间与延长生存时间有关.
- 在高风险队列中,从TORS到辐射开始的时间<6周改善了RFS.
- 总治疗时间<14周与高风险患者的RFS和DSS增加有关.
结论:
- 对于用TORS和辅助放射治疗治疗的HPV阳性头癌,坚持较短的治疗间隔,特别是从手术到辐射开始,对于优化结果至关重要.
- 这些发现表明,尽量减少治疗级联延迟可以显著改善无复发和疾病特异性生存率,特别是在高风险患者群体中.
- 这些结果支持完善治疗方案,以确保在TORS后及时提供辅助放射治疗.
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