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腾讯网
3y
血气分析四步大法!
氧分压(PaO2):指物理溶解在血液中的氧分子所产生的压力,正常值为 90~100 mmHg。 PaO2 正常值随着年龄增加而下降,预计 PaO2 值(mmHg)=100 - 0.33×年龄(岁)±5,也就是说,对于 80 岁的老年 ...
生物通
7mon
将SpO2/FiO2比值转换为PaO2/FiO2比值以评估重症患者呼吸衰竭的方法:一项系统评价
PaO2/FiO2(PF)比值被广泛用于评估重症患者的呼吸衰竭情况,以指导通气策略和预后判断。然而,由于该指标需要侵入性动脉 ...
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