A 19-year-old student presents with polyuria, vomiting and abdominal pain. Venous blood gas: pH 7.10, HCO₃⁻ 8 mmol/L, glucose 27 mmol/L, ketones +++ o...

Question

A 19-year-old student presents with polyuria, vomiting and abdominal pain. Venous blood gas: pH 7.10, HCO₃⁻ 8 mmol/L, glucose 27 mmol/L, ketones +++ on dipstick. After fluid resuscitation, which insulin regimen should be started?

Accepted Answer

Fixed-rate IV insulin 0.1 unit/kg/h

Answer

Fixed-rate IV insulin 0.05 unit/kg/h

Answer

Sliding-scale IV insulin linked to glucose

Answer

Subcutaneous rapid-acting insulin 6 units stat

Answer

Continue fluids only until pH normalises

mrcp part 1 MCQ (SBA): Diabetic ketoacidosis

A 19-year-old student presents with polyuria, vomiting and abdominal pain. Venous blood gas: pH 7.10, HCO₃⁻ 8 mmol/L, glucose 27 mmol/L, ketones +++ on dipstick. After fluid resuscitation, which insulin regimen should be started?