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 Angioneurotic Edema image


Angio-edema, Angio-oedema

A vascular reaction involving the deep dermis or subcutaneous or submucal tissues, the histological features of which include vasodilation , superficial (papillary) dermal edema , increased permeability of the capillaries , a sparse perivascular infiltrate of lymphocytes and rare neutrophils and eosinophils . Characterized by the development of giant wheals. See also : Urticaria



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