Br J Haematol:CP-CML患者:伊马替尼一线治疗后尼洛替尼怎么样?

2018-06-20 吴星 环球医学

2018年2月,发表在《Br J Haematol》的一项由法国研究者进行的针对真实世界的处于慢性期(CP)的慢性髓系白血病(CML)患者的纵向队列研究,考察了伊马替尼一线后尼洛替尼治疗的有效性和安全性。

2018年2月,发表在《Br J Haematol》的一项由法国研究者进行的针对真实世界的处于慢性期(CP)的慢性髓系白血病(CML)患者的纵向队列研究,考察了伊马替尼一线后尼洛替尼治疗的有效性和安全性。

背景:尼洛替尼是一种口服生物可利用的选择性BCR-ABL1二代TKI,比伊马替尼的有效性高30倍。TARGET-RMC的目的为在真实世界中,描述接受尼洛替尼作为二线治疗的CML-CP患者的管理,评估细胞遗传学和分子应答率。

方法和结果:该前瞻性观察性研究纳入法国真实世界中150例处于CP的CML成年患者。这些患者伊马替尼后接受尼洛替尼作为二线治疗。2/3的患者因缺乏伊马替尼的有效性而转换到尼洛替尼。146例可评估的患者中,16例(11.0%)(95% 置信区间[CI],6.4~17.2%)实现了uMR4,其定义为18个月时cDNA中检测不到分子疾病且具有MR4敏感性(≥10000个ABL1转录),并于24个月予以证实(首要终点)。研究入组时无主要分子应答(MMR)或深度分子应答(DMR)的患者中,中位5.7个月和6.24个月分别有66.3%的患者实现MMR,44.2%实现DMR。53例患者(36.3%)在24个月随访前过早终止研究,主要由于停止尼洛替尼治疗(43例,29.5%),主要是因为治疗不耐受(27例,18.5%)和无效(10例,6.8%)。与尼洛替尼治疗相关的最常见的血液学外不良事件(AEs)为瘙痒(16.4%)、无力(13.7%)和干性皮肤(13.0%)。18例患者(12.3%)发生缺血性心血管AEs。

结论:该法国全国大型队列为“尼洛替尼在CP-CML患者治疗中的有效性和安全性”证据添加了有价值的信息。

原始出处:

Cony-Makhoul P, Gardembas M, Coiteux V, et al. Nilotinib after imatinib first-line: a real-life longitudinal cohort of patients with chronic myeloid leukaemia in chronic phase. Br J Haematol. 2018 Feb;180(3):356-364. doi: 10.1111/bjh.15042. Epub 2017 Dec 19.

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    2018-07-26 changfy
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    2018-06-22 fengyi812
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    2018-06-22 wangbingxhy

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