A gum boil is a pus-filled, swollen bump on the gums. It forms when bacteria build up and cause infection, causing pain, swelling, and other symptoms. A dentist may prescribe antibiotics ...

A gum boil is a type of periodontal disease that involves the formation of an abscess on the gums. It causes pain and swelling. If left untreated, it can spread to the teeth and surrounding tissues.