Wednesday, 4 August 2010

ABG's Normal Values

Interpreting ABG's is an important especially if working in a respiratory setting, but to recognise abnormalities you need to know the normal values of blood gases.

pH - 7.35 - 7.45

pCO2 - 4.7 - 6.0 kPa (35-45 mmHg)

pO2 - 11 - 14 kPa (80-100 mmHg)

HCO3 (bicarbs) - 22 - 26 mmol/l

BE (metabolites) - +2 - -2

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