Sharp pain around the tooth may be acute pulpitis, apical periodontitis, gingival papillitis, etc. 1. The typical manifestations of acute pulpitis are spontaneous tooth pain, radiating pain, and night pain. Patients often feel that the pain cannot be localized and the pain radiates to one side of the face. It may manifest as severe pain around the tooth. 2. Acute periapical periodontitis or acute attack of chronic periapical periodontitis may cause significant pressure in the apical region and severe pain around the tooth. 3. Gingival papillitis is a significant swelling of the gingival papilla between two neighboring teeth. Periapical pain may also have other pathologic factors, it is recommended to go to the hospital in time to improve the examination to determine the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.