Derma.Wiki

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16. Erythemas

Erythema Annulare Centrifugum: Understanding the Rare Skin Condition Erythema annulare centrifugum (EAC) is a fascinating and somewhat mysterious dermatological condition characterized by distinctive skin lesions. First described by Darier in 1916, EAC is defined by its presentation of redness (erythema) forming in ring-like (anulare) shapes that spread outward from a central point (centrifugum). Over the… read more »

Erythema multiforme

September 3, 2016

Erythema multiforme Erythema multiforme minor of the hands (note the blanching centers of the lesion) Erythema multiforme is a skin condition of unknown cause; it is a type of erythema possibly mediated by deposition of immune complexes (mostly IgM-bound complexes) in the superficial microvasculature of the skin and oral mucous membrane that usually follows an… read more »

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