White liquid when urinating, the possible causes are as follows: 1, male prostatitis, there can be white sticky prostate fluid, mixed in the urine, or at the beginning of urination, after the end of urination with urethral drip out. It is often accompanied by symptoms of urinary tract irritation, accompanied by swelling and pain in the perineal area, or accompanied by a feeling of incomplete urination. The prostate ultrasound and routine examination of prostate fluid are needed to rule out prostatitis.2. Urinary tract infection, the urethra appears to have white secretions or pus cells in the urine after the infection, and then there can be a white viscous pus-like liquid when urinating. Mostly accompanied by frequent urination, urinary urgency, pain in urination or urethral tingling and other symptoms, can also be manifested as cloudy urine, whitish phenomenon. It is recommended to carry out routine urinalysis, urine culture test, clear whether there is a urinary tract infection. 3, crystalluria, when certain components of the urine is too high, then can precipitate white crystals mixed in the urine, manifested as a white liquid, generally not accompanied by symptoms of urinary tract irritation, urinary sediment examination can be seen in the urinary tract crystalline components are obviously elevated.