Glucose urine test is one of the important tests that is used to check the glucose level in the body. The presence of glucose in urine is known as glycosuria. Such condition arises in the body when the level of blood sugar is extremely high, and it alters the natural glucose level in the urine. For a person having symptoms of diabetes or for a pregnant woman, this test is crucial and performed to check the level of sugar and to analyze the ongoing treatment. If the glucose level in urine is not normal, then the doctor will perform other additional tests to know the reason behind the abnormality.