There is no such thing as “urine sugar +2 negative”, urine sugar 2 + indicates that the urine sugar is positive, may be caused by intake factors, stress and other conditions, but also may be caused by diabetes, kidney disease, etc.; intake factors caused by the need for no special treatment, caused by stress need to eliminate the stress factors, caused by disease need to be guided by doctors The disease needs targeted treatment under the guidance of a doctor. 1. Ingestive factors: when eating a lot of concentrated sugar water or glucose injection, blood glucose rises transiently, exceeding the threshold of renal glucose can lead to positive urine glucose, generally do not need special treatment. 2. Stress: acute infections, cerebrovascular accidents and other stress can also cause positive urine sugar, should actively treat infections and cerebrovascular disease. 3. Disease factors: such as diabetes mellitus, can follow the doctor’s instructions to use acarbose, metformin and other drugs to lower sugar treatment. Kidney disease can also lead to a decrease in the renal glucose threshold can also appear elevated urine sugar, such as acute kidney injury can be timely removal of triggers, under the guidance of nephrologist treatment. If you have a positive urine glucose, we recommend that you go to the hospital after excluding ingestive factors.