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Clinical features of patients with the association of pyoderma gangrenosum, acne and suppurative hidradenitis. Papulopustular lesions, abscesses, and fistulas involving the anogenital area (panel A); multiple ulcerative lesions of the back (panel B), which were histologically diagnosed as pyoderma gangrenosum; acne conglobata on the face (panel C); and ulcerated plaques with vegetating aspects (panel D and E), which were histologically diagnosed as pyoderma gangrenosum.
