Urethral orifice with white particles then possible causes: 1, urethral cysts are mostly found after birth, generally small volume, with the growth of age after the volume can gradually increase and be found, mostly vacuolated or translucent cystic particles, smooth surface, without any pain, small volume can not have any effect, but the volume of larger may affect urination, need to go to the hospital for examination, after the diagnosis needs to be The actual fact is that you can find a lot of people who have been in the business for a long time.