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患者血氧 100% 却呼吸困难?血氧饱和度如何正确解读?
监护仪上的血氧饱和度(SpO2),即脉搏血氧仪测量的外周动脉血氧饱和度,是危重病人最常用的监测指标之一,它可以反映组织氧合状态,是持续无创评估氧合状态的标准做法,常被视为「第五生命体征」。 因为在组织和细胞水平存在许多导致缺氧的变量 (温度 ...
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