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 Angioneurotic Edema image

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Angioedema
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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  http://www.hon.ch/Library/Theme/Allergy/Glossary/angioedema.html Last modified: Fri Jun 28 2002