In patients with high blood sugar, the urine is usually dark yellow and has an odor. Blood sugar is particularly high, the patient occurs diabetic ketoacidosis, the patient’s urine can have rotten apple flavor. Diabetic patients urine once a special smell or color is particularly strong, it should be noted, usually should often monitor blood glucose, general patients with random blood glucose more than 10.0 mmol / L, glucose will appear in the urine, diabetic patients usually should be strictly control the diet, preferably three meals a day, the main food of each meal should not be more than 100 grams, do not eat high-calorie food. Patients with high blood glucose are encouraged to drink more water, as long as there is no chronic cardiac insufficiency as well as diabetic nephropathy, patients with high blood glucose are not restricted from drinking water, and are encouraged to drink more warm boiled water, which can promote the metabolism of sugar, and also dilute the urine, so that the urine gradually reaches normal.