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Pus is an exudate, typically white-yellow, yellow, or yellow-brown, formed at the site of inflammation during infections, regardless of cause. [ 1 ] [ 2 ] An accumulation of pus in an enclosed tissue space is known as an abscess , whereas a visible collection of pus within or beneath the epidermis is known as a pustule , pimple or spot.
An abscess is a collection of pus that has built up within the tissue of the body, usually caused by bacterial infection. [6] [7] Signs and symptoms of abscesses include redness, pain, warmth, and swelling. [1] The swelling may feel fluid-filled when pressed. [1] The area of redness often extends beyond the swelling. [8]
Earlier still, Ignaz Semmelweis – who later died of the disease – included a section titled "Childbed fever is a variety of pyaemia" in his treatise, The Etiology of Childbed Fever (1861). Jane Grey Swisshelm , in her autobiography titled Half a Century , describes the treatment of pyaemia in 1862 during the American Civil War .
Risk factors for developing liver abscess can be due to infection, post-procedural infection and metastasis such as primary liver tumours, liver metastasis, biliary procedures, biliary injuries, biliary tract disease, appendicitis, and diverticulitis. [3] Major bacterial causes of liver abscess include the following: [4]
Lung abscess is a type of liquefactive necrosis of the lung tissue and formation of cavities (more than 2 cm) [1] containing necrotic debris or fluid caused by microbial infection. This pus -filled cavity is often caused by aspiration, which may occur during anesthesia, sedation, or unconsciousness from injury.
What it looks like: Athlete’s foot is a rash caused by a fungal infection of the skin. People typically develop a rash between the toes, and the skin becomes white, moist, and falls apart ...
Infections may target only your scalp and can have telling signs. “Scabs that are caused by an infection are often associated with pain, redness, warmth, and tenderness,” says Marisa Garshick ...
This can be caused by tooth decay, broken teeth or extensive periodontal disease (or combinations of these factors). A failed root canal treatment may also create a similar abscess. A dental abscess is a type of odontogenic infection , although commonly the latter term is applied to an infection which has spread outside the local region around ...