Arterial Blood Gases - Surgery
Arterial Blood Gases - Surgery
Arterial Blood Gases - Surgery
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<strong>Arterial</strong> PO P (Pa 2 (PaO2) Normal: 80 – 100 mm Hg breathing room air<br />
at sea level in healthy young adults (103- (103 0.5<br />
x age)<br />
PaO 2 affected by<br />
– FIO2 PEEP Lung function<br />
– Age Ventilation Altitude<br />
PAO2 PAO = FIO2(P FIO (PB-PH PH20) 0) – PaCO2 PaCO x 1.2<br />
PAO2 PAO = FIO2(700) FIO (700) - PaCO2 PaCO x 1.2<br />
Always interpret PaO 2 in relation to FIO 2
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