60 year old man presented with fever and dysurea. His blood gases showed the following:
PH = 7.507
pCO2 = 28 mmHg
pO2 = 58 mmHg
HCO3 = 22 mmol/L
Hb = 156 g/L
Na = 137 mmol/L
K = 3.2 mmol/L
Cl = 102 mmol/L
Glucose = 7.7 mmol/L
Lactate = 1.7 mmol/L
Creatinine = 120 umol/L
Explain these results?