What are the causes of high white blood cells in urine test?

White blood cells are generally in the blood, urine test white blood cells are generally high due to urinary system infections, such as urethritis, cystitis, glomerulonephritis, pyelonephritis, renal tuberculosis, etc. If urine test white blood cells more, you can do further examination, find out the cause of the timely use of appropriate antibiotic treatment.