The phenomenon of small bumps in the coronal sulcus is considered to be caused by a local infection in the coronal sulcus, or by a local maculopapular rash. If there is no painful symptom, it is recommended to wash it clean with warm water every night, and you can use erythromycin ointment topically. The normal course of the disease takes 3-5 days, usually pay attention to personal hygiene, wear cotton underwear, before the complete treatment is best not to choose intercourse, to prevent cross-infection phenomenon. If necessary, you can choose to go to the local tertiary public hospital urology clinic, choose to use laser surgery for treatment, the effect is relatively good, can achieve the purpose of complete cure.