An alcoholic person with severe peripheral neuropathy was brought to ED with low GCS. He had multiple vomiting episodes the day before being brought to ED.

His venous blood gases showed the following:

PH = 7.28

pCO2 = 73 mmHg

pO2 = 15 mmHg

HCO3 = 34 mmol/L

Na = 102 mmol/L

K = 2.4 mmol/L

Cl = 26 mmol/L

Ionised  Ca = 0.81

Hb = 134 g/L

Glucose = 13.8 mmol/L

Lactate = 27 mmol/L

Creatinine = 562 umol/L

Interpret these results.

*** Many thanks to Dr Joshua Ping Zhao Ho for providing the details of this interesting case