A 40-year-old with suspected DKA has glucose 520 mg/dL, ketonemia, and pH 7.22. After fluids and K+ 4.0, which insulin strategy is guideline-supported...

Question

A 40-year-old with suspected DKA has glucose 520 mg/dL, ketonemia, and pH 7.22. After fluids and K+ 4.0, which insulin strategy is guideline-supported?

Accepted Answer

Fixed-rate IV infusion 0.1 units/kg/h

Answer

IV bolus only

Answer

Subcutaneous short-acting insulin every 4 h only

Answer

No insulin until pH normalizes

Answer

Insulin infusion 0.3 units/kg/h

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

A 40-year-old with suspected DKA has glucose 520 mg/dL, ketonemia, and pH 7.22. After fluids and K+ 4.0, which insulin strategy is guideline-supported?