Whether white sediment in urine is a kidney problem mainly depends on its cause, which may be caused by physiological reasons such as male semen and prostate fluid, or may be caused by nephritis, urinary tract infection, urinary tract stones, prostatitis and other pathological reasons. 1. Physiological reasons: If there is white sediment in the urine of male patients, it may be caused by semen, prostate fluid and other reasons, and there is no kidney disease at this time. 2. Pathologic causes: (1) nephritis: it can lead to the symptoms of proteinuria in patients, which in turn leads to the manifestations of cloudy urine, increased foam, etc., and white precipitates may appear. (2) urinary tract infection: such as urethritis, cystitis and other diseases, will lead to the mucosa of the urethra and bladder mucosa some inflammatory secretions, after mixing the urine, that may appear white sediment. (3) urinary stones: such as calcium phosphate stones, grayish-white, small stones in the urine after mixing, the phenomenon of white sediment in the urine. Or bladder stones, after extracorporeal shock wave lithotripsy treatment, fine stones will be discharged with the urine, can also appear this performance. (4) Prostatitis: it can lead to frequent urination, urgency, burning urine, cloudy urine, white dripping and other symptoms, and white sediment in the urine. White sediment in urine may also have other reasons, it is recommended to go to the regular hospital in time, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.