The presence of white granules at the coronal groove of the glans suggests further examination at the hospital to clarify the possible causes: 1. pearly papules of the penis, mainly distributed in the coronal groove of the glans, or on both sides of the foreskin tether, manifesting as white papilla-like, granule-like protrusions. There is no pain and there are no conscious symptoms. There is no local bleeding or discharge, and the size and number persist for a long time without significant changes. It may be related to factors such as overcircumcision or circumcision, or repeated stimulation of long-term chronic foreskin scale, etc. It is a benign lesion that is not contagious and does not require treatment. 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.