Problem
Your patient is a thin, elderly-looking 61 year old with COPD. She has an ABG done as part of her routine care in the pulmonary clinic. The results are as follows: PH 7.37 CO2 63 po2 58 HCO3 35 Sa02 89%.
a) What is your interpretation?
b) What is the primary cause of this imbalance?
c) What interventions would be appropriate for this patient?