If there are elevated white blood cells in the urine routine, there is usually a suggestion of a urinary tract infection. The urinary tract infection includes several parts, such as the upper urethra such as the renal pelvis ureter, or cystitis, or possibly inflammation of the anterior urethra, or of course, the urine may be contaminated during routine urinalysis, which should be analyzed in conjunction with specific symptoms. If the urine routine examination leukocytes are elevated, accompanied by obvious symptoms of inflammation of the urinary system, such as urinary urgency, urinary frequency, urinary pain, some patients also appear hematuria or purulent discharge from the urethra, this situation should be considered a urinary tract infection requires timely anti-infection treatment. If the infection is caused by bacterial infection, it is usually seen in gram-negative bacteria, commonly used drugs are cephalosporin antibiotics or levofloxacin; if it is caused by ureaplasma infection, you need to choose azithromycin; if it is caused by fungal infection, you need to choose fluconazole or voriconazole anti-infection treatment. Once the urine routine found white blood cells, we should be alert to the problem of urinary tract infection, timely standardized treatment, usually pay attention to personal hygiene, develop good urination habits, avoid sitting and holding urine, to prevent urinary tract infection.