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What is Necrotising aerioritis with fibrinoid necrosis is characteristic of and explain in detail?
Fibrinoid necrosis is a special form of necrosis, visible by light microscopy , usually in immune reaction in which complexes of antigens and antibodies are deposited in the walls of aeries. The deposited immune complexes together with fibrin that has leaked out of vessels produce a bright pink and amorphous appearance on H & E preparation called fibrinoid. Type 3 hypersensitivity disorder Robbins 9th edition page 111,11