Normally, white blood cells are found in the blood and there are no white blood cells or only trace amounts of white blood cells in the urine of normal people. However, for some reasons, some of the white blood cells are mixed into the urine and they form urine leukocytes. Routine urine leukocytes ++ indicates the presence of urinary tract infection. Since after urinary tract infection, inflammatory stimulation can cause local epithelial cells to be shed, resulting in an increase of white blood cells in the urine, it can be clearly reflected in the urine routine. There are more diseases that cause urine leukocytes ++, as follows: 1, acute cystitis: the most common cause, mainly manifested as frequent urination, urinary urgency, painful urination, some patients can have symptoms of hematuria; 2, acute pyelonephritis: mainly manifested as frequent urination, painful urination, can also be accompanied by fever, lumbago and other symptoms; 3, gonorrhea: also known as gonococcal urethritis, mainly manifested as pus flowing from the urethra, urine routine examination leukocytes positive . For patients with routine urine leukocytes ++, it is recommended to choose a sensitive antibiotic for anti-inflammatory treatment. Pay attention to the full course and amount of medication, avoid intermittent treatment or premature discontinuation of medication, so as to avoid the inflammation is prolonged and turned into chronic inflammation. Generally require the complete disappearance of symptoms, and urine examination back to normal, continue to use the drug for 3-5 days, after stopping the drug once a week to recheck the urinary routine, more than three consecutive abnormalities are not seen, can be considered basically cured.