Which sequence best describes initial management steps for diabetic ketoacidosis in an adult?

Which sequence best describes initial management steps for diabetic ketoacidosis in an adult?

• A. Start isotonic saline 1 L in first hour with potassium monitoring; insulin when K ≥3.3; correct potassium if K <3.3; monitor glucose hourly; correct anion gap with bicarbonate if pH <6.9; transition to subcutaneous insulin when resolved.
• B. Start dextrose-containing fluids immediately; skip electrolyte checks.
• C. Begin insulin therapy first before fluids.
• D. Observe without fluids for several hours.

Answer: (A)