你能走多低:大手术中的限制性输血策略和生理触发因素
Gregory Mt Hare1, Ahmad Alli2, Helen Jiang3
1Department of Anesthesia, St. Michael's Hospital, Unity Health Toronto, Toronto, Ontario, Canada; Department of Anesthesiology and Pain Medicine, University of Toronto, Toronto, Ontario, Canada; Department of Physiology, University of Toronto, Toronto, Ontario, Canada; Li Ka Shing Knowledge Institute of St. Michael's Hospital, Unity Health Toronto, Toronto, Ontario, Canada.
Best practice & research. Clinical anaesthesiology
|January 7, 2025
概括
限制性输血策略可以安全地减少患者接触红细胞输血的风险. 个性化,生理输血触发器可以通过解决患者特异性贫血耐受性和风险,进一步优化结果.
科学领域:
- 输血医学 输血医学
- 关键护理医学 关键护理医学
- 血液学 血液学 血液学
背景情况:
- 贫血和红细胞输血与患者不良结果有关.
- 限制性输血策略已被证明是有效的减少输血暴露.
- 目前的输血指南显示了推的血红蛋白值 (7-8 g/dL) 的变化.
研究的目的:
- 审查最近的输血试验和指导方针.
- 为了探索生理输血触发的概念.
- 确定减少输血相关风险的策略.
主要方法:
- 大型随机输血试验的系统审查.
- 对当前输血指南建议的分析.
- 对生理输血触发剂的可行性试验的审查.
主要成果:
- 限制性输血策略是安全的,可以减少暴露.
- 基于人口的值的变化表明异质性.
- 生理触发器虽然有希望,但缺乏可靠的结果数据.
结论:
- 个体化输血触发因素可能优于基于人口的门值.
- 需要进一步的研究来验证输血的生理触发因素.
- 优化输血实践可以减轻组织缺氧和不良事件的风险.
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