实时脑氧计和在医院外复苏期间的结果
Jenny Shin1, Julia King2, Robert Walker3
1Emergency Medical Services Division of Public Health - Seattle & King County, United States.
Resuscitation
|August 9, 2025
概括
在复苏期间区域大脑氧和 (rSO2) 监测可以识别自发循环 (ROSC) 的恢复,并预测出院心脏骤停 (OHCA) 患者的神经生存率. 较高的rSO2及其变化 (ΔrSO2) 与更好的结果有关.
科学领域:
- 神经学 神经学
- 紧急医疗 紧急医疗
- 关键护理医学 关键护理医学
背景情况:
- 无氧性脑损伤是医院外心脏骤停 (OHCA) 后的主要死亡原因.
- 在复苏期间评估区域大脑氧和度 (rSO2) 可以提供对结果的见解.
研究的目的:
- 评估实时rSO2及其变化 (ΔrSO2) 与OHCA患者的自发循环恢复 (ROSC) 和功能生存之间的关联.
- 为了确定是否 peri-ROSC rSO2 和 ΔrSO2 预测有利的神经生存.
主要方法:
- 在紧急医疗服务 (EMS) 治疗的OHCA患者的前性观察研究.
- 实时监测和分析ROSC和大脑性能类别 (CPC) 存活率 (1-2) 的rSO2.
- ΔrSO2被计算为从ROSC前到后的rSO2变化,与没有ROSC的时间匹配对照相比.
主要成果:
- 最初的rSO2没有预测ROSC或有利的生存率.
- 然而,与持续无脉动相比,在ROSC时实时rSO2和ΔrSO2显著更高 (AUC分别为0.84和0.85).
- 在获得ROSC的患者中,较高的peri-ROSC rSO2和ΔrSO2预测了有利的神经生存率 (CPC 1-2).
结论:
- 升高的rSO2和ΔrSO2值表明瞬间的ROSC.
- 这些实时脑氧化指标预测OHCA患者在达到ROSC时的神经生存率有利.
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