在心脏外科手术中输血阿穆斯塔林/谷氨病原体减少红细胞:一个随机的第三阶段临床试验
Michael E Sekela1, Edward L Snyder2, Ian J Welsby3
1Department of Surgery, Gill Heart Institute, University of Kentucky, Lexington, Kentucky.
Anesthesiology
|October 14, 2025
概括
减少病原体的红细胞对预防手术患者急性损伤 (AKI) 的常规输血没有劣势. 这种创新的输血方法显示出相似的安全性和有效性,很少产生临床上无关紧要的抗体.
科学领域:
- 输血医学 输血医学
- 血液学 血液学 血液学
- 手术重症监护手术重症监护
背景情况:
- 输血带有感染和输血相关的移植对宿主疾病的风险.
- 病原体减少技术为减轻这些风险提供了潜在的解决方案.
- 红细胞病原体无活化 (ReCePI) 试验评估了阿穆斯塔林/谷氨病原体减少的红细胞.
研究的目的:
- 在预防急性损伤 (AKI) 方面,与传统红细胞相比,评估病原体减少的红细胞的非劣势.
- 为了评估病原体减少红细胞的安全性和有效性,在接受高输血风险的大型手术的患者中.
主要方法:
- 一个第三阶段,双盲,非劣势随机对照试验.
- 患有红细胞输血高风险的心脏或胸前动脉手术患者被随机分组.
- 主要终点:AKI发生率 (手术后48小时内血清肌素增加≥0.3 mg/dL).
主要成果:
- 581名患者被随机选择; 321名患者接受了输血. 基线特征在各组之间是相似的.
- 48小时内AKI发生率:29.3% (减少病原体) 与28.0% (常规) 相比,满足非劣质性 (P=0.001).
- 治疗出现的抗体发生在3.1%的病原体减少红细胞接受者中,没有临床意义.
结论:
- 减少病原体的红细胞在预防外科手术后的AKI方面与传统红细胞无差.
- 使用阿穆斯塔林/谷氨酸减少病原体的红细胞是安全有效的.
- 包括抗体形成在内的不良事件很少发生,并且没有临床意义.
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