在机械通风患者中以预负载响应为导向的液体去除:一项全面的临床生理学研究
Ricardo Castro1, Pablo Born2, Eric Roessler3
1Departamento de Medicina Intensiva, Facultad de Medicina, Pontificia Universidad Católica de Chile. Santiago Centro, Chile; Hospital Clínico UC-CHRISTUS, Pontificia Universidad Católica de Chile. Santiago, Chile.
Journal of critical care
|August 28, 2024
概括
在机械通风患者中,以流体反应率 (FR) 为指导的液体去除,与传统的负流体平衡方法相比,显著加快了呼吸机断奶. 这种方法对重症患者是安全有效的.
科学领域:
- 关键护理医学 关键护理医学
- 心血管生理学心血管生理学
- 呼吸系统疗法 呼吸系统疗法
背景情况:
- 在机械通风的重症患者中,流体过载是常见的.
- 传统的液体去除策略旨在实现负流体平衡,但这种平衡可能存在局限性.
- 优化流体管理对于患者的治疗结果至关重要.
研究的目的:
- 为了比较由流体反应率 (FR) 指导的流体去除与传统的负流体平衡 (FB) 方法.
- 评估这些策略对呼吸机断奶和代谢并发症的影响.
- 为了确定FR是否是机械通风患者液体清除的安全有效的终点.
主要方法:
- 一项比较性研究涉及24名机械通风患者,患有液体过载.
- 患者被随机分为两个组:FR引导的液体清除和负面的FB.
- 使用被动腿抬起 (PLR) 评估了液体反应.
主要成果:
- FR组表现出明显更快地从机械通风中解放出来,包括自发呼吸试验和输出管.
- 两组都保持了血液动力学稳定.
- 负FB组经历了代谢问题,如性和低血,这些问题在FR组中避免了.
结论:
- 液体反应引导的液体去除是机械通风患者的可行,安全和潜在的优越策略.
- 这种方法有助于更早地断开通风机和断开通风机连接.
- 在提取液体期间,FR作为优化心脏功能的安全终点.
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