Question

A 78-year-old woman with long-standing type 2 diabetes is admitted with confusion, profound dehydration and marked hyperglycaemia (capillary glucose 38 mmol/L). Serum ketones are 0.3 mmol/L and venous pH is 7.38. What is the most likely diagnosis?

Accepted Answer

Hyperosmolar hyperglycaemic state

Answer

Diabetic ketoacidosis

Answer

Sepsis with stress hyperglycaemia

Answer

Hypoglycaemia

Answer

Lactic acidosis due to metformin

Practice question

A 78-year-old woman with long-standing type 2 diabetes is admitted with confusion, profound dehydration and marked hyperglycaemia (capillary glucose 38 mmol/L). Serum ketones are 0.3 mmol/L and venous pH is 7.38. What is the most likely diagnosis?