A peritonsillar abscess is a bacterial infection that usually begins as a complication of untreated strep throat or tonsillitis. A pus-filled pocket forms near one of your tonsils. It can cause pain ...

Left untreated, a gum abscess can lead to serious complications. But catching and treating it early leads to a more positive outlook. What is a gum abscess? An abscess is a pocket of pus that can ...

An anal abscess is a collection of infected fluid, or pus, around the rectum or anus. Symptoms include pain, inflammation, constipation, and a discharge of pus. Share on Pinterest PER Images/Stocksy ...

A skin abscess or boil is a bump on or below the skin’s surface. It may look like a pimple but larger and deeper under the skin. Abscesses usually contain pus or clear fluid and can appear anywhere on ...

A retropharyngeal abscess is a life-threatening collection of pus that forms in the back of the throat. It typically develops when the lymph nodes behind your throat become infected. They may have ...

A subareolar abscess is a lump that forms on the breast. This lump can be painful and include swelling. The bump is a collection of pus. Subareolar abscesses can be painful. They can make your breast ...

A brain abscess is a localized collection of pus in the brain, often resulting from infections in nearby areas like the sinuses or ears. The classic triad of symptoms—fever, headache, and focal ...