70-year-old diabetic man presented with vomiting. His venous blood gases showed the following:
PH = 7.56
pCO2 = 19 mmHg
pO2 = 110 mmHg
HCO3 = 18 mmol/L
Na = 139 mmol/L
K = 5.4 mmol/L
Cl = 102 mmol/L
Hb = 161 g/L
Glucose = 14 mmol/L
Lactate = 4.2 mmol/L
Creatinine = 90 umol/L
Ketone = 1.2 mmol/L
Questions:
Interpret and explain these results