Adrián Imbernón-Moya, Elena Vargas-Laguna, Fernando Burgos, Eva Fernández-Cogolludo, Antonio Aguilar-Martínez, Miguel Ángel Gallego-Valdés
Annular urticarial lesions in a child must establish a main differential diagnosis with urticaria multiforme, common urticaria, acute hemorrhagic edema of infancy, erythema marginatum, erythema annulare centrifugum, annular erythema in childhood, erythema multiforme, Sweet's syndrome, Schönlein-Henoch purpura, erythematosus lupus, several systemic vasculitis, and serum sickness.
August 2017: Clinical Case Reports