Urine glucose (++++), it is clear that the kidneys through the urine to discharge glucose increased, the specific reasons are as follows: 1, the most common one is diabetes mellitus, blood glucose increases, making the body’s protective mechanism prompts the kidneys to discharge more sugar, which leads to urine glucose (++++); 2, the lowering of the renal glucose threshold, the discharge of sugar increases, some people’s blood glucose is not high, but the urine glucose is high, but this case does not usually occur for a long period of time (++++), such as women in pregnancy; 3, the renal insufficiency, which can also lead to the abnormalities of the urinary discharge of glucose.