There are white particles in the coronal groove of the glans, it is recommended to go to the hospital for examination to clarify the possible causes: 1. pearly papules of the penis, which are mainly distributed in the coronal groove of the glans and on both sides of the foreskin tether, while other parts do not appear. It is usually not accompanied by any conscious symptoms and does not appear to have pain, bleeding or increased discharge. It is often found by chance, mostly in patients with long foreskin and circumcision, and is not contagious or locally harmful and can be left untreated. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things.