Urine occult blood 3 + no proteinuria, may be caused by physiological factors, at this time generally do not need treatment, pathological factors are generally considered to be inflammation of the urinary system, stone disease and tumor disease caused by different reasons, you can line drugs, surgery and other targeted treatment. 1. Physiological factors: if urinary occult blood caused by strenuous exercise, overwork, etc., adjust the lifestyle can generally improve on their own, without treatment. 2. Pathological factors: commonly found in urinary system inflammation, stone disease and tumor disease, different diseases have different treatment methods. Inflammatory diseases of the urinary system: such as pyelonephritis, cystitis and glomerulonephritis, etc., can cause hematuria, urine examination will also show symptoms of occult blood, inflammatory diseases, generally need to comply with the doctor’s instructions for the application of antibiotics, such as cephalexin, levofloxacin hydrochloride and other treatments. Stone disease: such as kidney stones, ureteral stones and bladder stones, may cause urinary occult blood symptoms, the size of the smaller stones, can not be treated or medication; the size of the larger, more specific location of the stones, the need for extracorporeal lithotripsy or surgical removal of stone treatment. Neoplastic diseases: For example, benign or malignant tumors of the kidney, bladder and ureter may cause occult blood in urine, and surgery should be considered. Therefore, patients with positive urinary occult blood are advised to seek further medical examination, and according to the results of the examination, early treatment under the guidance of specialists.