Swollen gums are likely to cause an increase in body temperature, because the majority of diseases that cause swollen gums are infectious diseases caused by bacterial infection, whether it is pericoronitis caused by wisdom teeth or alveolar abscess, both are caused by bacterial infection to the gums and cause swollen gums, and the most typical characteristics of infectious diseases are redness, swelling, heat and pain, where heat means that the infection will lead to systemic systemic fever. In this case, local treatment combined with systemic medication is usually required. Local incision and rinsing can be considered to release and relieve the pus in the swollen gums, while systemic medication is considered to control systemic symptoms with systemic antibiotics to avoid further aggravation of the infection.