接收者人类白细胞抗原-DR 同胞性和获得优质脏的机会
Deena N Brosi1, Rocio Lopez1, Susana Arrigain1
1Department of Surgery, University of Colorado Anschutz Medical Campus, Aurora, Colorado, USA.
Kidney international reports
|January 8, 2026
概括
患有HLA-DR同胞性的人面临着对已故捐赠者移植 (DDKT) 的机会减少,特别是高度匹配的移植. 这种差异存在于所有种族和民族之间,突出了需要改变政策,以确保公平的DDKT获取.
科学领域:
- 移植免疫学和器官分配.
- 卫生公平和医疗保健获取方面的差异.
背景情况:
- 公平获得已故捐赠者移植 (DDKT) 是一个主要目标.
- 高度匹配的人类白细胞抗原 (HLA) -DR DDKT对于移植的生存至关重要.
- 有限的研究存在于DDKT对HLA-DR同卵性候选人的访问.
研究的目的:
- 在HLA-DR同卵性候选人中调查DDKT的访问.
- 分析基于HLA-DR对HLA-DR同卵性和种族/种族不匹配的DDKT访问.
主要方法:
- 从SRTR (2015-2024) 分析了262,815名成年,初级脏移植候选人 (2015-2024).
- 使用了OPTN等价表来识别HLA-DR抗原.
- 雇佣了Fine和Gray的竞争风险分析来评估DDKT接收的可能性.
主要成果:
- HLA-DR同性与总体DDKT接入率较低有关 (sHR=0.95).
- 在同卵性个体 (sHR=0.46) 中,获得0 HLA-DR不匹配DDKT的机会显著减少.
- 获得2个HLA-DR不匹配DDKT的可能性增加 (sHR=1.40) 和在所有种族/种族中获得0个不匹配DDKT的可能性降低.
结论:
- HLA-DR同性与DDKT的获取减少有关,特别是高度匹配的移植.
- 这种差异不论种族/种族都存在.
- 建议将HLA-DR同性纳入优先级标准,以促进公平的移植机会.
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