Small red dots on the edge of the glans, usually found in the coronal sulcus of the penis in young adult men, are considered to be pearly eruptions. The etiology is not very clear. It mainly presents as arranged, translucent, pearly papules with no conscious symptoms, no pain, or itching. The manifestation is common in men aged 20-40 years old, with prepuce patients, and is a common disease, mostly in frequent masturbators, probably related to long-term overstimulation, with a gradual decrease in performance after middle age. This disease generally does not require special treatment, if there is a combination of circumcision can be performed circumcision.