80 year old man presented with shortness of breath. This patient had history of CHF and COPD. His venous blood gases showed the following:
PH = 7.409
pCO2 = 54 mmHg
pO2 = 38 mmHg
HCO3 = 33.3 mmol/L
Hb = 86 g/L
Na = 135 mmol/L
K = 3.7 mmol/L
Cl = 91 mmol/L
Glucose = 11.5 mmol/L
Lactate = 1.5 mmol/L
Creatinine = 139 umol/L
Questions:
- Interepret these results
- What are the causes of these results