Blood Gas #1

History: A 43-year-old man is found unresponsive after absconding from the psychiatric ward. Below is his arterial blood gas following endotracheal intubation:

pH 7.03 Na 131 mmol/L
pCO2 44.3 mmHg K 5.8 mmol/L
pO2 89.4 mmHg (FiO2 0.8) Cl 108 mmol/L
HCO3 11 mmol/L Glucose 21.3 mmol/L
Lactate 12.6 mmol/L Urea 11.5 mmol/L
Osmolality 372 mOsm/L Albumin 18 g/L

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