Abscess (Carbuncles & Boils) An abscess is a collection of pus (dead neutrophils) that has accumulated in a cavity formed by the tissue in which the pus resides. They are usually caused by bacteria, parasites or other foreign materials (e.g., splinters, bullet wounds, or injecting needles). An abscess is a defensive reaction of the tissue to prevent the spread of infectious materials to other parts of the body (making it a good thing, but tell that to the pain it causes!) The bacteria/parasites (or foreign materials) kill the local cells, resulting...
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