White flocculent material in urine may be related to the kidneys, but the possibility of lower urinary tract infection, urinary tract stones and other diseases should also be considered. 1. Kidney diseases: such as pyelonephritis, can lead to inflammatory secretions in the affected area, after mixing with urine, the symptom of white flocculent in urine can appear. 2. Lower urinary tract infections: such as cystitis, which can lead to redness, swelling and congestion of the bladder mucosa, which can lead to inflammatory secretions in the urine, and can also lead to white flocculation in the urine. 3. Stone disease: such as urethral stones, bladder stones and other diseases, after lithotripsy treatment, small stones with the urine out of the body, the same can appear in the urine with white flocculent symptoms. The appearance of the above symptoms, should go to a specialized hospital, and by the guidance of a specialist for treatment.