Urine occult blood ± 10 / ul means that the patient contains about 10 red blood cells per microliter of urine, belongs to the mild hematuria, caused by hematuria for a variety of reasons, can be caused by physiological factors, can also be caused by the disease, mainly for the treatment of the original disease. Normal human urine red blood cell count should be 0 to 5 / ul, more than 5 / ul can be called hematuria, urine occult blood ± 10 / ul when hematuria symptoms are mild, the naked eye usually can not be observed blood color, more microscopic hematuria state. Usually small amount of exercise in healthy people, suddenly increase the amount of exercise can have a transient hematuria, usually after rest, hematuria symptoms can disappear. Hematuria can also be seen in a variety of diseases, such as glomerulonephritis, urinary tract infections and urinary stones, tuberculosis, tumors, etc., the patient is usually combined with other uncomfortable symptoms, should go to the hospital in a timely manner to determine the cause of the disease, and for the treatment of the primary disease. In addition, patients taking certain drugs can also appear symptoms of hematuria. Such as sulfonamidine tablets and other sulfonamide drugs, cyclophosphamide, anticoagulants such as heparin and other overdose can also appear hematuria symptoms, patients should follow the doctor’s instructions when taking these drugs, once the hematuria should be promptly sought medical treatment.