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What is Necrotizing aerioritis with fibrionoid necrosisis - and explain in detail?
Ans. is 'c' i.e., Antigen-antibody complex mediatedo The principal morphological manifestation of immune (antigen-antibody) complex injury is necrotizing vasculitis with necrosis of vessel wall and intense neutrophilic infiltration.o The necrotic tissue and deposits of immune complexes, complement and plasma proteins produce a smudgy eosinophilic deposition that obscures the underlying cellular detail, an appearance termed fibrinoid necrosis.