一例转移性割抗性前列腺癌病例,具有对尼拉巴里布反应的RAD54L突变
Yusuke Sato1,2, Yoichi Fujii1, Masaki Nakamura3
1Department of Urology, Graduate School of Medicine The University of Tokyo Bunkyo-ku Japan.
IJU case reports
|November 4, 2025
概括
像尼拉帕里布这样的PARP抑制剂显示出具有RAD54L基因突变的转移性割抵抗性前列腺癌 (mCRPC) 的潜力. 对其他同源重组修复基因变异需要进一步研究.
科学领域:
- 在瘤学瘤学.
- 遗传学 遗传学 是一个
- 药理学 药理学是指药理学的学科.
背景情况:
- 前列腺癌可以隐藏同源复合修复 (HRR) 基因的变化.
- 聚 (ADP-ribose) 聚合酶 (PARP) 抑制剂已被批准用于转移性割抵抗性前列腺癌 (mCRPC),具有BRCA1/2突变.
- 对于其他HRR基因变异的PARP抑制剂的有效性尚不清楚.
研究的目的:
- 评估尼拉帕里布在患有mCRPC和RAD54L基因突变的患者中的疗效.
- 基于全面的基因组分析来评估针对性治疗的作用.
主要方法:
- 一名患有mCRPC的患者接受了FoundationOne CDx测试,发现了一种致病性RAD54L变种.
- 该患者被纳入了 BELIEVE 试验,并接受了 niraparib 的治疗.
- 通过PSA水平和转移性病变大小来监测治疗反应.
主要成果:
- 尼拉巴里布治疗最初导致PSA显著下降,并减少转移性病变.
- 患者在25周后经历了PSA升高和扩大的转移性病变的疾病进展.
- 由于疾病进展,尼拉帕里布的治疗被中止.
结论:
- 尼拉帕里布在患有mCRPC且携带RAD54L基因突变的患者中显示出初始疗效.
- 这一案例凸显了PARP抑制剂在前列腺癌中超越BRCA突变的潜在实用性.
- 需要进一步调查,以确定尼拉巴里布在HRR突变mCRPC中的作用.
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