necrotizing granuloma

Necrotizing granulomatous inflammation

Necrotizing granulomatous inflammation is a specific pattern of long-standing or chronic inflammation seen under the microscope. It occurs when the immune system attempts to isolate and eliminate a harmful substance, such as an infection, foreign material, or a component of an autoimmune response. The word “necrotizing” refers to the presence of dead tissue in the …
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Granuloma

A granuloma is a small, organized collection of immune cells that forms when the body attempts to isolate and contain something it can’t easily remove, such as certain infections, foreign materials, or other irritants. The primary type of cell found in a granuloma is the histiocyte, a kind of immune cell that helps protect the …
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