The classical violaceous edge of pyoderma gangrenosum
Keywords: Classic pyoderma gangrenosum, Erythematous halo, Inflammatory neutrophilic dermatosis, Leg, Sensitive-image, Ulcer, Ulcerative pyoderma gangrenosum, Violaceous undermining border
Pyoderma gangrenosum (PG) presents as a rapidly enlarging, very painful ulcer. It is one of a group of autoinflammatory disorders known as neutrophilic dermatoses.
© Dr Lawrence Meyerson
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Source: dermnetnz.org
