在晚期卵巢癌中使用抗PD-1或PD-L1的免疫疗法:随机试验的元分析
Riccardo Vida1, Michele Bartoletti2, Marcella Montico3
1Unit of Medical Oncology and Cancer Prevention, Department of Medical Oncology, Centro di Riferimento Oncologico di Aviano (CRO), IRCCS, Aviano, Italy; Department of Medicine, University of Udine, Udine, Italy.
Cancer treatment reviews
|February 28, 2026
概括
针对PD-1/PD-L1的免疫检查点抑制剂 (ICI) 在晚期卵巢癌患者中没有显著改善无进展生存率. 需要进一步的研究来优化免疫疗法策略和组合疗法,以获得更好的患者结果.
科学领域:
- 在瘤学瘤学.
- 免疫治疗是一种免疫疗法.
- 妇科瘤学 妇科瘤学
背景情况:
- 卵巢癌在妇科恶性瘤中死亡率最高,尽管治疗进展,但生存率低于最佳水平.
- 免疫检查点抑制剂 (ICI) 显示出生物学上的希望,但它们在卵巢癌中的临床有效性尚不确定.
- 这项研究使用随机试验数据评估了晚期卵巢癌中抗PD-1/PD-L1药物.
研究的目的:
- 系统地审查和元分析随机对照试验 (RCT),评估抗PD-1/PD-L1剂在晚期卵巢癌中的疗效.
- 为了确定这些药物是否与标准治疗相比可以改善无进展生存期 (PFS).
- 探索不同治疗环境和不同患者小组的疗效.
主要方法:
- 进行了RCT的系统审查和元分析,搜索主要数据库和会议摘要,直到2025年7月.
- 包括的研究将抗PD-1/PD-L1药物 (有或没有化疗) 与晚期卵巢癌的标准治疗方法进行了比较.
- 无进展生存 (PFS) 是主要结果,使用随机效应模型来计算聚合危险比率 (HRs) 进行分析.
主要成果:
- 分析了10个涉及7,847名患者的RCT.
- 总体而言,ICI没有显著改善PFS与对照治疗 (HR 0.98,95%CI 0.85-1.12).
- 在一线,复发性,PD-L1阳性,BRCA突变或HRD人群中没有发现显著的益处,尽管在HR熟练的患者中,一种趋势有利于ICI + PARP抑制剂组合.
结论:
- 目前基于抗PD-1/PD-L1的ICI策略并没有显著改善卵巢癌的结果.
- 未来的研究应该专注于改善免疫治疗的生物标志物选择.
- 优化组合疗法和向瘤微环境对于提高ICI疗效至关重要.
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