Lab case 428

28 days old boy brought by his parents for multiple vomiting episodes. His venous gases showed the following:

PH = 7.479

pCO2 = 41 mmHg

pO2 = 34 mmHg

HCO3 = 30 mmol/L

Na = 140 mmol/L

K = 4.6 mmol/L

Cl = 94 mmol/L

Hb = 127 g/L

Glucose = 4.8 mmol/L

Lactate = 2.0 mmol/L

Creatinine = 30 umol/L

Questions:

Interpret and explain these findings?

 

Special thanks to Dr Paul Koh for providing the details of this case