低风险非抽血脑死亡脏捐赠者的治疗性低温症:一项随机临床试验
Madhukar S Patel1, Juan D Salcedo-Betancourt2, Christina Saunders3
1Division of Surgical Transplantation, University of Texas Southwestern Medical Center, Dallas.
JAMA network open
|February 28, 2024
概括
治疗性低温并没有防止低风险脏捐赠者的移植功能延迟. 这项研究在接受脏移植的接受者中,在低温和正常热量组之间,在延迟的移植功能中没有发现显著差异.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學.
- 移植免疫学 移植免疫学
- 关键护理医学 关键护理医学
背景情况:
- 移植患者的延迟移植功能 (DGF) 增加了成本和患者负担.
- 治疗性低温已经显示出保护脏免受高风险捐赠者的承诺.
- 在低风险捐赠者中低温症的疗效尚未得到充分证实.
研究的目的:
- 为了比较低温与正常热在预防DGF的有效性.
- 为了评估低温症在脑死亡后的低风险,非抽的脏捐赠者的作用.
主要方法:
- 一个多中心随机临床试验,涉及脑死亡的脏捐赠者.
- 供体被随机分配到低温 (34.0-35.0°C) 或正常热 (36.5-37.5°C).
- 主要结果是DGF,定义为移植后第一周内需要透析.
主要成果:
- 该研究包括481名捐赠者和934个脏,两组之间具有相似的特征.
- 延迟的移植功能发生在18%的正常热量组和17%的低温组.
- 对DGF的调整后几率比为0.92 (95% CI,0.64-1.33;P=.66),表明没有显著差异.
结论:
- 治疗性低温似乎不能防止低风险,非抽的脏捐赠者延迟的移植功能.
- 在这种特定的供体群体中,正常热和低温一样有效.
- 进一步的研究可能会在不同的捐赠者风险类别中探索低温的益处.
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