58-year-old type II diabetic man referred by his GP for tachypnoea and tachypnoea. He takes empagliflozin (SGLT2 inhibitor).

Hi blood gases showed the following:

PH = 7.294

pCO2 = 13.4 mmHg

pO2 = 45 mmHg

HCO3 = 6 mmol/L

Hb = 156 g/L

Na = 133 mmol/L

K = 4.1 mmol/L

Cl= 108 mmol/L

Glucose = 10.4 mmol/L

Lactate = 2.8 mmol/L

Creatinine = 78 umol/L

Ketones = 7 mmol/L

Explain these results