A 70 year old female is brought to your ED by ambulance after being found by her husband on the floor of her home.
Vitals:
BP 150/70
PR 95/min
RR 14/min
Her ABG (FiO2 0.5) shows:
pH 7.40 (7.36-7.44)
pCO2 89.2 mmHg
pO2 207 mmHg
HCO3 56.1 mmol/l (24 +/- 2)
BE 27.5 (-2 -> +2)
Questions:
1. Describe the abnormalities
2. List possible causes
3. How would you manage her?