title: Systemic lupus erythematosus appearing as an urticarial vasculitis.
abstract: A patient with systemic lupus erythematosus presented with clinical and histologic feature of urticarial vasculitis, a systemic immune disorder of unknown origin. This could represent a subset of collagen vascular disease.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000150:complications* / Q000473:pathology; D012867:Skin / Q000473:pathology; D014581:Urticaria / Q000209:etiology* / Q000473:pathology; D014657:Vasculitis / Q000209:etiology* / Q000473:pathology