If you suspect that you have diabetes, it is recommended that you go to a regular hospital to do a glucose tolerance test, glycated hemoglobin measurement, urine routine and other tests to determine. 1. Glucose tolerance test: It is a common test in which the examinee fasts for 8 to 10 hours the night before, and in the early morning of the next day, 75 grams of dextrose is added to 250 to 300 ml of water, which is drunk within 5 minutes, and the fasting blood glucose and the blood glucose after 0.5 hours, 1 hour, 2 hours and 3 hours are measured. 2. Glycosylated hemoglobin measurement: Glycosylated hemoglobin is a glycosylated product formed by glucose and hemoglobin in red blood cells, and its value can reflect the average level of blood glucose of the human body in the recent 8 to 12 weeks, which is closely related to the patient’s blood glucose concentration. 3. Urine routine: it can determine whether there is hematuria, proteinuria, ketone bodies, urine sugar and other conditions, comprehensive assessment of the condition. It is recommended that patients go to the hospital in time to do the relevant examinations, and follow the doctor’s instructions for treatment, to avoid delaying the condition.