You are called to see a 54 year old lady on the ward. She is three days post-cholecystectomy and has been complaining of shortness of breath. Her ABG is as follows:
PH: 7.49(7.35-7.45)
p02: 7.5 (10-14)
pC02:3.9 (4.5-6.0)
HC03: 22(22-26)
Other values within normal range