Inflammation of the coronal sulcus is that the coronal sulcus has redness, swelling, pain, and discharge of fluid; at the same time, the whole glans will also have a painful sensation, and the foreskin will also be red. This condition should be dealt with promptly after discovery, and the most conventional treatment is that the foreskin should be turned over every day, and the glans, coronal sulcus, and foreskin should be cleaned with water; iodophor solution can also be used to disinfect. The vast majority of inflammation of the coronal groove is caused by bacterial infection, which usually has no white membranous material and no tofu scum-like discharge. Patients should take antibacterial agents, antibacterial agents recommended levofloxacin, each time 0.2g, twice a day orally; if it is caused by mold infection, it is recommended to apply ketoconazole locally, and the symptoms can be relieved through 3-5 days of treatment.