使用Oncotype DX®测试数据确定术后治疗选择和预后之间的相关性:日本的一项回顾性多中心研究
Yasue Tsuchida1, Naoki Niikura2, Takashi Chishima3,4
1Department of Breast Surgical Oncology, St. Luke's International Hospital, Tokyo, Japan.
Breast cancer (Tokyo, Japan)
|March 7, 2024
概括
这项研究表明,瘤型DX® (复发率得分) 有助于预测日本乳腺癌患者的结果. 较低的分数 (0-25) 表示更好的无病和整体存活率,指导治疗决策.
科学领域:
- 在瘤学瘤学.
- 基因组学就是基因组学.
- 临床医学 临床医学
背景情况:
- 型DX®是一种针对激素受体阳性乳腺癌的多基因试验.
- 由于缺乏保险覆盖,日本对其使用的数据有限.
- 本研究通过评估其在日本队列中的应用来弥补这一差距.
研究的目的:
- 评估Oncotype DX®在选择治疗中对日本患有激素受体阳性乳腺癌的患者的有用性.
- 在这个人群中评估复发率评分 (RS) 的预后值.
- 分析基于RS的术后治疗选择和患者结果.
主要方法:
- 一项大规模的回顾性研究,涉及632名日本患者,现有RS数据.
- 患者被分为两个组:RS 0-25和RS ≥26.
- 临床病理因素,治疗策略和预后在两组之间进行了比较.
主要成果:
- 患有RS 0-25的患者在中位数为10.1年的随访期间显著改善了无病生存率 (DFS) 和整体生存率.
- 没有观察到局部区域复发的显著差异.
- 在RS 0-25组中发现了更好的远距离DFS的趋势.
- 化疗使用影响了DFS,治疗RS0-25患者和未治疗RS≥26患者的结果更差.
结论:
- 这项研究提供了关于日本患者的Oncotype DX®预后表现的最大数据集.
- 这些发现支持使用Oncotype DX®在这个人群中进行治疗选择和风险评估.
- 需要进一步的研究,以根据临床风险和需要额外的术后治疗来完善治疗策略.
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