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脊髓转移的SBRT使用在小卵巢癌患者的同时综合提升概念是安全有效的
Maria Waltenberger1,2, Christian Strick1, Marco M E Vogel1
1Department of Radiation Oncology, Klinikum Rechts der Isar, Technical University of Munich (TUM), 81675 Munich, Germany.
Cancers
|December 23, 2023
概括
立体体辐射疗法 (SBRT) 与同时集成增强 (SIB) 是安全有效的脊髓转移在寡头转移性癌症患者,显示出优秀的局部瘤控制和低毒性.
科学领域:
- 在瘤学瘤学.
- 辐射瘤学 辐射瘤学
- 医学物理 医学物理
背景情况:
- 脊髓转移在癌症护理中是一个重大挑战,影响患者的生活质量和预后.
- 寡卵性转移性疾病提供了一个独特的治疗窗口,局部治疗可能会改变疾病的轨迹.
研究的目的:
- 评估使用同步综合增强 (SIB) 治疗脊髓转移的立体体射线疗法 (SBRT) 的安全性和有效性.
- 评估接受SIB-SBRT的小细胞瘤癌患者的局部瘤控制 (LC),毒性,无进展生存率 (PFS) 和整体生存率 (OS).
主要方法:
- 在2013年至2022年期间,对62名患有71例脊髓转移的SIB-SBRT治疗患者进行了回顾性分析.
- 收集的数据包括毒性,LC,PFS和OS,使用Kaplan-Meier,log-rank测试和Cox比例危险模型进行统计分析.
- SIB-SBRT通常分为五个部分,通常为25/40 Gy或25/35 Gy.
主要成果:
- 脊椎压缩骨折 (VCF) 的优异的一年和两年免费率分别为96.1%和90.4%;VCF与骨质疏松症有关.
- 没有观察到严重的急性毒性 (≥III级),只有一个晚期III级毒性 (VCF).
- 一年和两年的LC率高达98.6%和96.4%,组织学影响局部治疗失败.
- 中位数PFS为10个月;没有达到OS. 预测更好的PFS和OS的因素包括转移发育≥1年后诊断和卡诺夫斯基绩效评分≥90%.
结论:
- 脊柱SIB-SBRT显示出有利的安全性,具有低毒性和优异的本地瘤控制脊柱转移.
- 这种技术对于精选的寡头转移患者来说是一个可行的选择,可能会改善预后.
- 这项研究提供了大量患者队列中脊髓转移SIB-SBRT的初步临床数据.
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