在急性骨髓性白血病患者的全原干细胞移植前的顺序调节期间,早期的弹性清除在急性骨髓性白血病患者中
Julian Ronnacker1, Marc-Andre Urbahn1, Christian Reicherts1
1Department of Medicine A, Haematology and Oncology, University Hospital Muenster, Muenster, Germany.
British journal of haematology
|June 4, 2024
概括
在异性干细胞移植 (alloSCT) 之前,急性髓性白血病 (AML) 患者的早期弹性清除并没有改善存活率,但显著降低了非复发性死亡率. 其他因素,如捐赠者匹配和患者年龄,对结果更为关键.
科学领域:
- 血液学 血液学 血液学
- 在瘤学瘤学.
- 移植医学 移植医学 移植医学
背景情况:
- 全基性干细胞移植 (alloSCT) 是复发性或耐药性急性髓性白血病 (AML) 的治疗选择.
- 在 alloSCT 之前,顺序调节方案是标准的.
- 在调节过程中的早期治疗反应可以预测结果.
研究的目的:
- 为了评估在接受alloSCT的活跃AML患者的梅尔法兰后第5天早期爆发清除的预后值.
- 评估早期爆发清除对整体生存时间 (OS) 和无复发生存时间 (RFS) 的影响.
主要方法:
- 对176名AML患者的回顾性分析,这些患者在alloSCT之前经历了顺序调节.
- 梅尔法兰是在 alloSCT.之前的11天内服用的.
- 在梅尔法兰后的第5天评估了布拉斯清除.
主要成果:
- 3年总生存率 (OS) 为52%;没有复发的生存率 (RFS) 为47%.
- 早期爆发清除并没有显著改善OS (HR 0.75,p=0.19) 或RFS (HR 0.71,p=0.09).
- 早期的芽细胞清除与明显较低的非复发性死亡率相关 (HR 0.46,p=0.017).
结论:
- 在接受alloSCT的AML患者中,早期的血清清除并不是改善OS或RFS的显著预测指标.
- 化学疗法敏感性似乎不像疾病和移植相关因素对活跃AML的结果来说那么重要.
- HLA不匹配的捐赠者,年龄较大,不良遗传学和较高的并发症得分会对存活率产生负面影响.
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