阿巴切可以预防严重的急性移植对宿主疾病,而不会增加儿科骨髓衰竭综合征的移植失败风险
Zahra Hudda1,2, Stella M Davies1,2, Adam Lane1,3
1Division of Bone Marrow Transplantation and Immune Deficiency, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio, USA.
Pediatric blood & cancer
|September 29, 2025
概括
阿巴 (ABA) 在接受血造干细胞移植 (HSCT) 的儿科骨髓衰竭综合征 (BMFS) 患者中有效预防严重急性移植对宿主疾病 (GVHD). 这种治疗没有增加移植失败的风险,为这些高风险患者提供了一个有希望的选择.
科学领域:
- 血液学 血液学 血液学
- 免疫学 免疫学 免疫学
- 儿科瘤学 儿科瘤学
背景情况:
- 全基性造血干细胞移植 (HSCT) 对于治疗儿科骨髓衰竭综合征 (BMFS) 至关重要.
- 缺乏匹配的兄弟捐赠者患者面临着更高的移植失败风险和对移植与宿主疾病 (GVHD) 的耐受性差.
- 阿巴塔塞普 (ABA) 是FDA批准的一种用于预防急性GVHD的药物.
研究的目的:
- 评估BMFS患者中严重急性 (III-IV级) GVHD的累积发病率,这些患者接受HSCT,ABA添加到标准预防中.
- 评估在接受ABA的患者中移植失败的发生率.
- 确定二次结果,包括整体生存率 (OS) 和1年后GVHD和无移植衰竭生存率 (GFS).
主要方法:
- 一次回顾性审查比较了接受ABA (n=26) 的BMFS患者与未接受ABA (n=21) 的历史队列.
- 该研究分析了严重急性GVHD和移植失败的累积发病率,直到HSCT后的180日.
- 二次结果包括1年后的OS和GFS.
主要成果:
- 在ABA队列中没有患者出现严重的急性GVHD (III-IV级),而在历史队列中只有14% (p=0.05).
- 在ABA队列中的所有患者都取得了成功的移植,其中一名患者的移植功能不佳.
- 慢性GVHD,OS和1年的GFS的发病率在ABA和历史队列之间是相似的.
结论:
- 阿巴切 (ABA) 在接受HSCT的儿科BMFS患者中耐受良好.
- ABA有效地预防严重的急性GVHD,而不会增加移植失败的发生率.
- 虽然慢性GVHD和GFS的发病率相似,但由于样本大小和ABA剂量变化,需要进一步分析.
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