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在过去的20年里,肝脏再移植的风险是否有所改善?

Miho Akabane¹, Yuki Bekki², Yuki Imaoka¹

¹Division of Abdominal Transplant, Department of Surgery, Stanford University Medical Center, Stanford, California, USA.

Clinical transplantation

|September 29, 2023

概括

肝脏再移植 (re-LT) 的结果有所改善,但移植存活率仍然低于标准肝脏移植. 需要进一步的研究来优化风险分层和分配,以获得更好的再LT结果.

科学领域:

肝病学肝病学是一种肝病学.
移植医学移植医学
器官捐赠和移植器官的使用

背景情况:

肝移植 (LT) 已经进步,但肝脏再移植 (re-LT) 仍然存在重大临床挑战.
了解re-LT的趋势和结果对于改善患者存活率和移植长寿至关重要.

研究的目的:

评估过去二十年来肝脏再移植 (re-LT) 结果的改善情况.
确定有助于重新LT的成功或失败的关键因素.

主要方法:

来自美国器官共享网络数据库 (2002-2021) 的数据分析.
接受者被分为四年间隔,以评估重新LT特征和术后结果的趋势.
与边际捐赠者进行再LT结局的比较,包括循环死亡 (DCD) 后的捐赠者.

主要成果:

从2018年到2021年,重新LT的移植存活率有所改善,但与DCD捐赠者相比,移植存活率的危险比率仍然很高.
重复LT的原因发生了转变,降低了型肝炎复发率和增加了涉及DCD的初级LT后的移植失败.
在紧急重新LT中观察到更短的冷缺血时间 (CIT),而DCD队列显示了CIT更明显的下降.

结论:

尽管短期有所改善,但重新LT的结果仍然面临挑战,特别是与DCD捐赠者相比.
目前正在进行的研究应侧重于完善风险分层模型和器官分配系统,以提高肝脏再移植的成功率.

关键词:

分配额的分配额度.时间表是按时间顺序排列的.接种器失效接种器失效肝脏再移植 (re-lt) 的方法肝移植 (lt) 的情况器官共享联合网络 (unos)

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