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多线治疗后失败的HER2阳性晚期乳腺癌
方案 TDM-1 vs 医生选择方案
![](https://epubservercos.yuewen.com/B8A9D8/22919013101368106/epubprivate/OEBPS/Images/T157_238_1005_1948_1224_95161.jpg?sign=1739535781-IGsOwl8z8sC5lmzAu1pPa7cFageL9yGy-0-8fd6fdee12b014d7735f894e58eb4c25)
方案评价
![](https://epubservercos.yuewen.com/B8A9D8/22919013101368106/epubprivate/OEBPS/Images/T157_226_1322_1966_2797_148457.jpg?sign=1739535781-3xRKmn6BCktOVuP8wpgWJtUqwDzordEm-0-1bef0ab965639100ecbb8be2e54f2579)
续表
![](https://epubservercos.yuewen.com/B8A9D8/22919013101368106/epubprivate/OEBPS/Images/T158_297_343_2008_999_146926.jpg?sign=1739535781-dxwzKuro72MPxK8izOxnFLaCM89QXJmj-0-f409ca8c7e77d2afcb51cc5e0d0b09ba)
点评
本研究为一项前瞻性、多中心、随机的Ⅲ期研究,入组患者HER2阳性晚期乳腺癌,多线治疗后失败,包括曲妥珠单抗、拉帕替尼等抗HER2靶向药物和紫杉类药物等,以2:1比率分配至TDM-1治疗组和医生选择的治疗方案组。结果显示TDM-1显著改善了患者的PFS和OS,且3级以上不良事件总体发生率低于医生选择的方案。因此,TDM-1可将曲妥珠单抗、拉帕替尼等抗HER2靶向药物用于治疗多线失败后的HER2阳性晚期乳腺癌。
(安 欣 史艳侠)
参考文献
[1] KROP IE,KIM SB,GONZÁLEZ-MARTÍN A,et al.Trastuzumab emtansine versus treatment of physician's choice for pretreated HER2-positive advanced breast cancer(TH3RESA):a randomised,openlabel,phase 3 trial.Lancet Oncol,2014,15(7):689-699.
[2] KROP IE,KIM SB,MARTIN AG,et al.Trastuzumab emtansine versus treatment of physician's choice in patients with previously treated HER2-positive metastatic breast cancer(TH3RESA):final overall survival results from a randomised open-label phase 3 trial.Lancet Oncol,2017,18(6):743-754.