Diabetic patients urine examination is very important, from the urine examination can also be seen in the diabetic patients what problems exist: 1, look at the urine sugar has a few plus sign, the more the plus sign, reflecting the patient’s blood glucose level is higher, at present, more clinically, more is to look at the venous or fingertip blood glucose is more accurate. 2, look at the diabetic patients urine whether ketone bodies. If the ketone body is positive, suggesting that diabetic patients have acute complications of ketosis, the need for timely consultation and treatment.3, to see whether the diabetic patient urine protein, if the protein is positive, suggesting that the patient is combined with renal pathology, should be taken orally in a timely manner to improve the renal pathology, to reduce the urinary protein medication.4, and finally the more important is to see whether there are leukocytes in the urine, because diabetic patients are prone to combined with urinary tract Infection, but if the urine leukocytes are positive for many times, suggesting that there may be urinary tract infection, patients need to take oral antibiotics for treatment.