Question

A 67-year-old with suspected DKA has glucose 420 mg/dL, pH 7.28, bicarbonate 16 mEq/L, anion gap 18, positive ketones. After fluids and insulin, when should dextrose be added?

Accepted Answer

When glucose falls to ~200 mg/dL to continue insulin until anion gap closes

Answer

Immediately at presentation

Answer

When glucose <100 mg/dL only

Answer

After anion gap closes

Answer

Never add dextrose

Practice question

A 67-year-old with suspected DKA has glucose 420 mg/dL, pH 7.28, bicarbonate 16 mEq/L, anion gap 18, positive ketones. After fluids and insulin, when should dextrose be added?