Blocked airway. Mucus can form behind a tumor or foreign object in your windpipe and cause an abscess. If bacteria get into the mucus, the blockage stops you from coughing it out. Blood-borne causes.

A cyst is a sac or cavity that may be filled with pus, semi-solid material, or air. It doesn’t usually cause pain until it gets large. An abscess is a painful, red infection that’s filled with pus. A ...

Pus is a thick yellowish, whitish, or greenish fluid made up of dead white blood cells, dead tissues, and dead bacteria or fungi. Also called liquor puris or purulent exudate, it is produced as part ...

A bladder infection is a type of urinary tract infection (UTI). Most UTIs affect the bladder, so you’re likely to experience burning when urinating, difficulty peeing, and pelvic bain above the pubic ...

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 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 ...

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A sinus infection can spread to the brain, although this is rare. People require immediate medical treatment if a sinus infection reaches the brain. Sinusitis is an inflammation of the sinuses and ...

Arthroplasty-associated infection, or periprosthetic joint infection (PJI), is a rare disease and is clinically distinct from native bone or joint infection. PJI involves interactions between ...