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Test Findings




  • The presence of white blood cells in urine is referred to as pyuria. This tends to be an indicator of urinary tract infection, though there are several non-infective causes.
    • Causes of Pyuria

    • Infection - urethritis, prostatitis, cystitis, pyelonephritis, tuberculosis
    • Neoplasm - renal, bladder, protate
    • Inflammation - interstitial nephritis, interstitial cystitis, Kawasaki disease, SLE
    • Foreign body - renal calculus, indwelling catheter, ureteric stents
    • Polycystic kidney disease
    • Pelvic irradiation
    • Pregnancy
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