双肺移植后单肺再移植的结果
Victoria Yin1, John C S Rodman2, Scott M Atay3
1Keck School of Medicine of the University of Southern California, Los Angeles, Calif.
The Journal of thoracic and cardiovascular surgery
|October 2, 2024
概括
双肺再移植 (DLRTx) 在初始双肺移植后,与单肺再移植 (SLRTx) 相比,提供更高的长期存活率. 虽然SLRTx可能看起来不那么侵入性,但DLRTx与死亡风险明显降低有关.
科学领域:
- 肺部病理学 肺部病理学
- 移植手术 移植手术
- 关键护理医学 关键护理医学
背景情况:
- 肺再移植是初始肺移植后移植失败的患者的复杂手术.
- 在初始双肺移植后,比较单肺再移植 (SLRTx) 和双肺再移植 (DLRTx) 之间的结果对于指导临床实践至关重要.
研究的目的:
- 为了比较SLRTx与DLRTx的短期和长期结果,这些患者先前接受过双肺移植.
- 在初始双边肺部置换后确定最佳的再移植策略.
主要方法:
- 器官采购和移植网络/器官共享联合网络数据库的回顾性分析 (2005年5月 - 2022年12月).
- 纳入标准侧重于初次双肺移植后首次再移植的患者,不包括多器官和重复再移植.
- 统计分析包括对患者特征,术前需求和生存结果的比较,使用倾向分数加权的多变量模型.
主要成果:
- 总共分析了891名患者:698名 (78.3%) 接受了DLRTx,193名 (21.7%) 接受了SLRTx.
- DLRTx组的平均肺部分配得分较高,但等候名单时间和需要ECMO桥的需求相似.
- 虽然DLRTx的短期结果,如移植后呼吸和ECMO使用,在DLRTx中更高,但住院和住院死亡率相似. 最重要的是,DLRTx组的长期存活率明显更好 (HR 0.72;P=0.006).
结论:
- 单肺再移植 (SLRTx) 提供了极少的短期益处,并且与初始双肺移植后的双肺再移植 (DLRTx) 相比,长期生存率明显较差.
- 双肺再移植 (DLRTx) 应该继续成为初始双肺移植后的肺再移植的标准护理.
- 这些发现强调了双边肺置换对于改善长期移植功能和患者在再移植环境中的存活率的重要性.
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