A 70-year-old type 2 diabetic patient is comatose and in the emergency department. STAT blood glucose and serum ketones are ordered. Blood glucose = 650 mg/dL (reference interval 75-100 mg/dL) Serum ketones = negative (reference interval negative) What is the best conclusion? Please select the single best answer Glucose result is acceptable for type 1 diabetic patient with acidosis. Because of the glucose and ketone results, the patient has ketoacidosis. The patient may have hyperosmolar nonketotic coma and should be further evaluated. The patient has excess glucagon secretion producing an elevated glucose with coma.