Table 2:

Normal arterial blood gas values for dogs and cats*

ParameterDogsCats
pH7.39±0.037.39±0.08
PaCO2 (mmHg)37±331±6
PaO2 (mmHg)102±7107±12
HCO3 (mmol/l)21±218±4
Base excess (mmol/l)−2±218±4
  • * Silverstein and Hopper (2015)

  • PaCO2 Arterial partial pressure of carbon dioxide, PaO2 Arterial partial pressure of oxygen, HCO3 Bicarbonate