诱导疗法对干细胞调动产生的影响,新诊断的多发性骨髓瘤
Soyean Kwon1, Hye Yeon Park2, Ja Min Byun3
1Department of Internal Medicine, Seoul National University Hospital, 101 Daehak-ro, Jongno-gu, Seoul, 03080, Republic of Korea.
Annals of hematology
|April 25, 2025
概括
多发性骨髓瘤 (MM) 的新疗法可以影响干细胞动员用于自身干细胞移植 (ASCT). 博尔特佐米布-塔利多米德-甲松 (VTD) 疗法产生了最高的CD34+细胞计数,而基于莱纳利多米德的疗法则提出了动员挑战.
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:
- 自主干细胞移植 (ASCT) 是多发性骨髓瘤 (MM) 的基石治疗方法.
- 新的诱导方案可以提高治疗效率,但可能会使干细胞调动复杂化,这是ASCT的关键步骤.
- 了解不同诱导方案对干细胞调动的影响对于优化ASCT结果至关重要.
研究的目的:
- 评估三种不同的诱导方案对新诊断多发性骨髓瘤患者的干细胞调动,采集和ASCT结果的影响.
- 为了比较 bortezomib-thalidomide-dexamethasone (VTD), bortezomib-lenalidomide-dexamethasone (VRD) 和 daratumumab-VTD (DVTD) 关于干细胞采集的疗程的疗效和安全性.
主要方法:
- 对228名新诊断的多发性骨髓瘤患者进行了回顾性分析,他们接受了ASCT.
- 根据诱导疗法,患者被分为三组:VTD (N=117),VRD (N=57) 和DVTD (N=54).
- 评估了动员效率,CD34+细胞产量,动员持续时间,需要第二次动员,plerixafor使用和移植时间.
主要成果:
- 与VRD (5.8 ± 3.2) 和DVTD (5.4 ± 2.4) (p=0.0001) 相比,VTD疗法产生了最高的CD34+细胞总产量 (7.1 ± 3.5 x106/kg).
- 含有莱纳利多米德的疗法 (VRD和DVTD) 需要更频繁的第二次动员和更高的plerixa使用.
- 与VTD和DVTD相比,VRD组的中性粒细胞移植稍有延迟 (12.1 ± 0.9天).
结论:
- 在新诊断多发性骨髓瘤患者中,博特佐米布 - - thalidomide-dexamethasone (VTD) 疗法在干细胞调动方面似乎最有效.
- 基于莱纳利多米德的疗法,特别是VRD,对干细胞动员构成重大挑战,需要仔细规划,并可能增加动员剂的使用.
- 虽然daratumumab-VTD (DVTD) 的动员效率与VRD相比较,但它产生的CD34+细胞比VTD少,这表明ASCT在这个群体中的潜在限制.
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