使用晚期分配移植的肝移植结果
Caroline C Jadlowiec1, Abigail Brooks2, Kylie Pont1
1Department of Surgery, Division of Transplant Surgery, Mayo Clinic, Phoenix, Arizona, USA.
概括
晚期分配的肝脏全移植显示与标准分配相比,患者和移植的生存率相似,尽管冷性缺血时间较长. 优化分配政策和分享最佳实践可以减少不必要的肝脏丢弃.
科学领域:
- 移植免疫学 移植免疫学
- 肝胆道手术是肝胆道的手术.
- 提供器官采购和分配.
背景情况:
- 晚期分配 (LA) 肝脏全移植因后勤挑战而面临更高的丢弃率.
- 标准分配 (SA) 是肝脏全移植分配的常规方法.
研究的目的:
- 为了比较使用LA异位移植与SA异位移植的肝移植 (LT) 结果.
- 为了确定影响LA肝脏全移植丢弃的因素.
- 评估LA肝脏全移植的安全性和有效性.
主要方法:
- 最接近邻居的倾向得分匹配被用来比较LA和SA的肝脏供应.
- 后勤回归模型包括接受者的年龄,性别,移植类型,MELD和DRI得分.
- 分析了2015年至2021年间使用LA提供的101例肝移植队列.
主要成果:
- 在LA和SA组之间,在接受者特征上没有观察到显著的差异.
- LA移植来自较年轻的捐赠者,更有可能来自区域/国家器官采购组织 (OPO).
- 对于LA移植,冷性缺血时间较长,但患者和移植的存活率相似 (患者的一年存活率为95.1%LA与95.0%SA;移植的93.1%LA与92.1%SA).
结论:
- 使用LA移植的肝移植结果与使用SA移植的肝移植结果相似,尽管后勤复杂性增加和冷缺血时间增加.
- 改进LA特定的分配政策,促进移植中心和OPO之间的合作,可以最大限度地减少allograft丢弃.
- 肝全移植是增加捐赠肝脏池和改善移植机会的可行选择.
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