根据癌的人类乳头瘤病毒状况进行风险调整的化学辐射:试点研究
William Chu1, Amandeep Taggar1, Yee Ung1
1Department of Radiation Oncology, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, ON, Canada.
Frontiers in oncology
|July 17, 2023
概括
针对HPV阳性门癌的降级化疗 (CRT) 显示出有希望的结果. 与标准CRT相比,这种方法可以减少毒性,同时保持与标准CRT相似的癌症结果.
科学领域:
- 在瘤学瘤学.
- 辐射瘤学 辐射瘤学
- 医学瘤学 医学瘤学
背景情况:
- 人类乳头瘤病毒 (HPV) 状态影响门癌症预后.
- 阳性HPV (HPV+) 门癌可能比HPV阴性 (HPV-) 疾病有更好的结果.
- 基于HPV状况的定制化疗 (CRT) 正在调查中.
研究的目的:
- 分析前性注册表研究的结果.
- 为了评估HPV+门癌症的降级CRT策略.
- 在HPV+和HPV-癌患者中,将结果与标准CRT进行比较.
主要方法:
- 预期注册研究,针对HPV状态量身定制的CRT.
- 对HPV+患者的减级辐射剂量.
- 标准CRT用于比较 (追溯数据).
- 倾向性得分匹配用于患者比较.
主要成果:
- HPV+队列 (n=20) 显示79%的30个月无病生存率 (DFS) 和17%的局部失败率 (LFR).
- 结果与回顾和匹配患者相似 (DFS 80%,LFR 15%).
- 注册队列没有经历3级以上的中性质衰竭或发烧性中性质衰竭,与回顾组不同.
结论:
- 对HPV+门癌的CRT降级是可行的.
- 这种方法可能会导致急性毒性降低.
- 同样的癌症结局可以通过降级的CRT实现.
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