A 28-year-old with DKA has K+ 2.8 mEq/L, pH 7.12, glucose 580 mg/dL, anion gap 24. What is the best initial management step?...

Question

A 28-year-old with DKA has K+ 2.8 mEq/L, pH 7.12, glucose 580 mg/dL, anion gap 24. What is the best initial management step?

Accepted Answer

Give 40 mEq potassium and delay insulin until K+ ≥3.3 mEq/L

Answer

Start insulin infusion 0.1 units/kg/h immediately

Answer

Give sodium bicarbonate 50 mEq IV

Answer

Start subcutaneous insulin only

Answer

Restrict fluids until K+ corrects

us-usmle-step-2 MCQ (SBA): DKA