[Gangrenous pyoderma. A review].

Abstract

Pyoderma gangrenosum is a distinctive, uncommon, ulcerative condition with an associated systemic disease in most cases. The causative mechanism of this disease is still unknown. In this article, we review the pathogenesis of pyoderma gangrenosum, its clinicopathologic picture and the currently available therapeutic alternatives. Associations with systemic disease are also reviewed.