20 year old man presented with increasing tiredness. His venous blood gases showed the following:
PH = 7.255
pCO2 = 40 mmHg
HCO3 = 19 mmol/L
Na = 146 mmol/L
K = 2.7 mmol/L
Cl = 118 mmol/L
Glucose = 4.2 mmol/L
Lactate = 1.9 mmol/L
Creatinine = 49 umol/L
Questions:
- Interpret these results
- How will you manage this patient
- What is your approach to diagnose the cause of hypokalaemia?