Catalog
Erythema multiforme with oral ulceration
Link to WHO Definition
Erythema multiforme with oral ulceration – http://id.who.int/icd/entity/10025514
This is a skin condition of unknown cause, possibly mediated by deposition of immune complex (mostly IgM) in the superficial microvasculature of the skin and oral mucous membrane that usually follows an infection or drug exposure.