Diabetes mellitus is a metabolic disease characterized by high blood sugar, which can lead to systemic multi-system diseases. The terrible thing about diabetes mellitus is not the blood sugar skill, but the heart, brain, kidney, eyes, limbs and nerves and other complications it causes, but in the early stage of the disease, especially type 2 diabetes mellitus patients often do not have obvious symptoms, plus patients do not know enough about the disease itself and its complications, and do not know that in addition to blood sugar, they should usually Testing what, diabetic urine patients routine examination items include. (1) blood sugar: in the case of stable blood sugar should be tested every 7-10 days fasting + 2 hours after three meals blood sugar, in the case of unstable blood sugar should be monitored daily fasting and after three meals, bedtime blood sugar, if necessary, check the blood sugar at 2 o’clock at night, every 3 months to test the level of glycated hemoglobin, to understand the average level of blood sugar in the first three months. (2) Check liver and kidney function, blood lipids, blood flow (including fibrinogen) and 24-hour urine every 6 months-1 year. (3) Check electrocardiogram and fundoscopy once a year, vascular ultrasound, abdominal ultrasound, neuroelectrophysiology and other screening examinations for other complications if necessary.