Elderly people with white urine with white precipitate can be considered diet and other physiological factors, urinary tract infection caused by pus urine and proteinuria caused by kidney disease and so on, it is recommended that further examination. 1. physiological factors: if the elderly usually drink less water and eat food containing oxalate, urate and calcium content is relatively high, it may lead to more physiological urine crystals in the urine, generally do not need special treatment. 2. Urinary tract infection: If there is cystitis, urethritis and other urinary tract infections, pathogenic microorganisms stimulate the epithelial mucosa of the bladder and urethra, mucosal edema, vesicles, epithelial detachment and necrosis, etc., which may be mixed with pathogenic bacteria and secretions, leukocytes, etc., resulting in the production of pus urine. 3. Kidney disease: If there are diabetic nephropathy, nephritis and nephrotic syndrome and other kidney diseases, it will lead to a large amount of urinary protein in the urine, and there may be whitish urine and white precipitation. 4. Other diseases: It is not excluded that celiac disease or other diseases such as male prostatitis lead to the phenomenon of urethral dribbling. Elderly white urine with white precipitation may also be caused by other factors, therefore, it is recommended that patients go to the regular hospital for further urine routine examination, a clear diagnosis.