结果与HLA匹配的无关捐赠者相比,与单一血型造血细胞移植的结果相匹配
Muhammad Umair Mushtaq1, Moazzam Shahzad1, Muhammad K Amin1
1Division of Hematologic Malignancies and Cellular Therapeutics, University of Kansas Medical Center, Kansas City, KS, USA.
Leukemia & lymphoma
|January 2, 2024
概括
血造细胞移植 (HCT) 的结果在匹配的无血缘捐赠者 (MUD) 和单一捐赠者 (haplo) 之间在生存和复发方面相似. 建议进行即时的HCT,如有指示,使用MUD或单双相同的捐赠者.
科学领域:
- 血液学 血液学 血液学
- 移植免疫学 移植免疫学
背景情况:
- 血造细胞移植 (HCT) 是血液恶性瘤和其他疾病的关键治疗方法.
- 匹配的无血缘捐赠者 (MUD) 和单双相同的捐赠者 (haplo) 越来越多地用于HCT.
- 了解MUD和Haplo HCT之间的比较结果对于临床决策至关重要.
研究的目的:
- 为了比较从MUD接受HCT的成年患者的临床结局,与单一的捐赠者相比.
- 评估两种供体类型之间的移植,移植与宿主疾病 (GVHD),复发,存活率和死亡率的差异.
主要方法:
- 一个单一中心的回顾性研究,对452名接受HCT的成年患者进行了研究.
- 患者接受了MUD (n=276) 或单双相同的 (n=176) HCT.
- 调节方案包括骨髓衰竭 (37%) 和降低强度 (63%). 移植来源是周围血液 (50%) 和骨髓 (50%). GVHD的预防方法各不相同.
主要成果:
- 中性粒细胞的移植时间相似 (17-18天).
- 急性GVHD (II-IV级),复发,非复发死亡率和1年生存率的发病率在MUD和Haplo HCT组之间是可比的.
- 在MUD接受者中,血小板移植速度更快 (22天 vs 27天),慢性GVHD更高 (45% vs 35%).
结论:
- 哈普洛同一供体HCT提供了与MUD HCT相比较的生存率和复发率.
- 在MUD和单双相同的捐赠者之间做出选择不应推迟移植,如果有必要的话.
- 建议立即使用任何捐赠者类型进行全基因移植.
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