ICU SAQs · Renal / acid-base
Interpreting a mixed acid-base disorder — the septic vomiting patient
A CICM SAQ on the mixed acid-base analysis — the triple disorder (the lactic high-AG acidosis + the metabolic alkalosis from the vomiting + the respiratory alkalosis), the delta-delta, and the Winter formula.
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Prompt
A septic patient with the vomiting has the ABG: the pH 7.40, the pCO2 30, the HCO3 18, the Na 140, the Cl 90, the lactate 5. Analyse the acid-base disorder.
Question
A septic patient with the vomiting has the ABG: the pH 7.40, the pCO2 30, the HCO3 18, the Na 140, the Cl 90, the lactate 5. Analyse the acid-base disorder.[1]
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- [1]Bersten AD, Soni N (eds) Oh's Intensive Care Manual. 8th edition, Elsevier, 2018.