随着多发性骨髓瘤的博特佐米布,莱纳利多米德和德克萨米他诱导后,外周血液干细胞的调动:一个真实世界的单中心体验
Shirlene Sim1, Hang Quach1, Tina Pham2
1Clinical Haematology, St Vincent's Hospital Melbourne, Melbourne, Victoria, Australia.
Internal medicine journal
|June 26, 2023
概括
针对多发性骨髓瘤的基于莱纳利多米德的VRd诱导疗法可能会影响干细胞的采集. 将G-CSF与循环胺结合使用,可以改善外周血干细胞 (PBSC) 产量,用于VRd后的自身干细胞移植 (ASCT).
科学领域:
- 血液学 血液学 血液学
- 在瘤学瘤学.
- 干细胞移植 干细胞移植
背景情况:
- 博尔特佐米布,莱纳利多米德和德克萨米松 (VRd) 是目前适用于移植的多发性骨髓瘤的标准诱导疗法.
- 列纳利多米德的骨髓抑制作用可能会降低外周血液干细胞 (PBSC) 的产量.
- 环胺已被用于增强PBSC动员.
研究的目的:
- 评估莱纳利多米德对PBSC动员的影响.
- 确定VRd诱导疗法后的最佳动员策略.
主要方法:
- 对56名接受PBSC调动的多发性骨髓瘤患者的回顾性审查.
- 三个队列的比较:仅使用G-CSF的VCD,使用G-CSF和环胺 (G-CSF + Cyclo) 的VRd,仅使用G-CSF的VRd.
- 分析CD34+细胞计数和自主干细胞移植 (ASCT) 采集成功率.
主要成果:
- 仅接受G-CSF的VCD和VRd组之间的平均CD34+计数没有显著差异.
- 与单独使用G-CSF相比,使用G-CSF+Cyclo调动的VRd患者的CD34+平均计数显著高于单独使用G-CSF (8.89与5.50×10^6/kg相比,P=0.04).
- 在接受G-CSF + Cyclo治疗的VRd患者中,95%的患者收集了足够的细胞进行≥2个ASCT,而仅接受G-CSF治疗的患者中,这一比例为62%.
结论:
- 在使用G-CSF单独进行三次VRd循环后,至少可以实现一个ASCT的成功PBSC调动.
- 基于环胺的动员策略对VRd诱导的患者有益,因为他们需要足够的干细胞来进行两个或两个以上的ASCT.
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