JCO:三阴性乳腺癌治疗“中国方案”全球首发,患者5年无病生存率提升6%(CBCSG010研究)

2020-04-11 顾泳 王懿辉 李俊杰 上观新闻

这项“中国方案”是中国乳腺癌辅助治疗研究领域首个刊登在《JCO》具有中国自主知识产权的临床研究,未来有望写入治疗指南,成为全球三阴性乳腺癌治疗的标准方案。

经过8年努力,一项由复旦大学附属肿瘤医院乳腺外科主任邵志敏教授领衔的三阴性乳腺癌临床试验研究成果,在全球肿瘤学顶尖杂志《Journal of Clinical Oncology》在线发表,影响因子28分。

这项被誉为三阴性乳腺癌治疗的“中国方案”证实,在传统化疗基础上联合卡培他滨的辅助化疗方案,使三阴性乳腺癌患者5年无病生存率提高至86.3%,有效降低复发风险41%。

乳腺癌已逐渐成为可防可治“慢性病”。但三阴性乳腺癌亚型,因雌激素受体、孕激素受体、HER2均表达为阴性,致使内分泌治疗或抗HER2靶向治疗的方案对之疗效甚微,5年内复发转移风险高达20%。

肿瘤医院乳腺外科主任邵志敏教授介绍,化疗仍是三阴性乳腺癌的主要方式。早期三阴性乳腺癌患者,术后以蒽环类化疗药物、紫杉醇类化疗药物为基础的辅助化疗,是标准治疗方案。但患者5年无病生存率仍徘徊在80%左右,已成生存率的“瓶颈”。

可否在传统化疗方案中,加其他药物提高疗效?研究团队一直在寻找“配方”。团队主要成员李俊杰医生说,卡培他滨化疗药物,对复发转移三阴性乳腺癌疗效较为显著,团队设想术后辅助化疗方案中加上该药,进而提高三阴性乳腺癌疗效。

为证实研究猜想,2012年,由复旦大学附属肿瘤医院牵头、联合全国35家中心开展长达8年的临床研究。

研究筛选出636例三阴性乳腺癌患者,最终成功入组并接受治疗患者585例,其中试验组297例患者使用传统化疗方案联合卡培他滨方案。

研究结果证实,试验组患者较传统方案,显著提高患者无病生存,5年无病生存率从80.4%提高到86.3%,降低34%的事件风险,其中降低复发风险41%,降低远处转移风险37%,总生存率提高2.6%,极大改善了三阴性乳腺癌的预后。

“新的化疗方案较传统方案,将患者5年无病生存率提高了6个百分点,这验证了预期”,邵志敏表示,“我们还欣慰看到,联合卡培他滨治疗后,患者耐受性良好,血液学不良事件发生率与对照组相当,也并没有额外增加患者不可耐受的副反应。”

据悉,这项“中国方案”是中国乳腺癌辅助治疗研究领域首个刊登在《JCO》具有中国自主知识产权的临床研究,未来有望写入治疗指南,成为全球三阴性乳腺癌治疗的标准方案。

另悉,研究团队已绘制出全球最大的三阴性乳腺癌基因图谱。目前,针对晚期三阴性乳腺癌采用多基因组学技术予以分型治疗,治疗策略将与本研究“携手”,旨在为早期乳腺癌获得更大突破。

原始出处:

Li J, Yu K, Pang D, Wang C, Jiang J, Yang S, Liu Y, Fu P, Shen Y, Zhang G, Cao Y, He Q, Cui S, Wang X, Ren G, Li X, Yu S, Liu P, Qu X, Tang J, Wang O, Fan Z, Jiang G, Zhang J, Wang J, Zhang H, Wang S, Zhang J, Jin F, Rao N, Ma B, He P, Xu B, Zhuang Z, Wang J, Sun Q, Guo X, Mo M, Shao Z; CBCSG010 Study Group. Adjuvant Capecitabine With Docetaxel and Cyclophosphamide Plus Epirubicin for Triple-Negative Breast Cancer (CBCSG010): An Open-Label, Randomized, Multicenter, Phase III Trial. J Clin Oncol. 2020 Apr 10:JCO1902474. doi: 10.1200/JCO.19.02474.

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    2020-12-04 lidong40
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    2020-04-13 xlysu

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