关于阴茎状细胞癌持续治疗与BRCA2突变的案例报告
Qing Zhang1, Yaping Li2, Yanrui Zhang2
1Department of Orthopaedic Oncology Surgery, Beijing Jishuitan Hospital, Peking University, Beijing, China. jstzhangqing@vip.sina.com.
World journal of surgical oncology
|February 9, 2024
概括
具有BRCA2突变的阴茎平细胞癌 (PSCC) 对olaparib组合疗法反应良好. 这一案例突出了BRCA2的存在.
科学领域:
- 在瘤学瘤学.
- 遗传学 遗传学是一种遗传学.
- 癌症研究 癌症研究
背景情况:
- 阴茎状细胞癌 (PSCC) 是一种具有不良预后的侵袭性癌症.
- 在PSCC中,BRCA1/2突变很常见,并且会损害DNA修复.
- 这些突变表明了多ADP-ribose聚合酶 (PARP) 抑制剂的潜在疗效.
研究的目的:
- 报告一个带有BRCA2突变的PSCC病例.
- 评估复发性PSCC中针对性治疗的反应.
- 突出BRCA2在PSCC治疗选择中的作用.
主要方法:
- 一名患有PSCC和大腿转移的65岁男性接受了下一代测序.
- 患者接受了连续的治疗,包括化疗,免疫疗法,PARP抑制剂 (olaparib) 和辐射.
- 评估了BRCA2突变状态和瘤突变负担 (TMB).
主要成果:
- 原发性和转移性病变中存在BRCA2突变.
- 患者通过使用olaparib, pembrolizumab 和 anlotinib 实现了9个月的稳定疾病.
- 用辐射和fluzoparib进行第四线治疗导致部分反应 (PR).
结论:
- 这是首次报告BRCA2突变的PSCC受益于包括olaparib在内的联合治疗.
- 在复发的PSCC中,BRCA2状态对于指导治疗决策至关重要.
- 这个案例为PSCC与BRCA2变化的向治疗应用提供了洞察力.
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