Blood Gas #9

History: A 24-year-old man with a severe intellectual disability is brought in by his family who report that he is lethargic and drowsy and has had a cough for 1 week. Below is his arterial blood gas on arrival:

pH 7.31 Na 174 mmol/L
pCO2 52 mmHg K 3.1 mmol/L
pO2 120 mmHg (FiO2 0.4) Cl 137 mmol/L
HCO3 25 mmol/L Glucose 33 mmol/L
Osmolality 402 mmol/kg Urea 25.7 mmol/L



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