An abscess is an accumulation of pus, usually caused by a bacterial infection. A bacterial infection may lead to an abscess in several ways. For example, using a contaminated needle can introduce ...

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 skin abscess is a bump within or below the skin’s surface. It is usually full of pus, painful, and may feel thick and swollen. This is typically caused by a bacterial infection. A skin abscess may ...

An abscess is an accumulation of pus inside the body caused by infections. An infection in the breast can lead to a breast abscess, which is a common condition in lactating females. It’s important to ...

A 24-year-old woman presented to the emergency department with a three-day history of worsening sore throat, pain with swallowing and fever. She had been seen by her primary care physician one day ...

A boil, or skin abscess, is a localized infection deep in the skin. A boil generally starts as a reddened, tender area. Over time, the area becomes firm and hard. Eventually, the center of the abscess ...

A pyogenic liver abscess is a pus-filled sac in the liver that occurs due to infection or injury. Treatment involves antibiotics to address the infection. Drainage may also be necessary to help ...