Medically reviewed by Brian T. Luong, DMD Key Takeaways A gum boil is a painful, swollen bump filled with pus on your ...

An abscess is a pus filled, swollen tissue. It is caused by a bacterial infection. The body’s response to the infection is sending white blood cells to fight the bacteria. This results in the ...

An abscess is a pocket of inflamed tissue filled with pus. Abscesses can form anywhere on the body (both inside and outside). They’re most commonly found on the surface of the skin. An abdominal ...

An abscess is a confined pocket of pus that builds up within the body. A dental abscess forms within the teeth, in the gums or even the bone holding the tooth in place. A periapical abscess is located ...