Blastomycosis‐like Pyoderma

Pyoderma gangrenosum.

Pyoderma gangrenosum (PG) is an idiopathic, ulcerative, noninfective chronic inflammatory skin disorder of unknown etiology. It is associated with systemic medical illness in 50% of cases like inflammatory bowel disease, systemic arthritis, haematological diseases and malignancies. Characteristic lesions begin as pustule or vesiculopustule and progresses to an ulcer or deep erosion with violace...

Ibrutinib-induced pyoderma gangrenosum.

710 started an oral ibrutinib therapy (3 × 140 mg/d), due to B-CLL. An ulcer biopsy revealed lymphocyte and neutrophil infiltration. No histopathologic signs of carcinoma or vasculitis were observed. After consultation with a hematologist, a tentative diagnosis of ibrutinib-induced pyoderma gangrenosum (PG) was established. In addition to ibrutinib discontinuation, daily prednisone dose was inc...

Pyoderma gangrénosum végétant idiopathique

Le pyoderma gangrenosum est une dermatose inflammatoire rare faisant partie des dermatoses neutrophiliques évoluant vers des ulcères douloureux; trainants d'évolution torpide; on distingue la forme ulcéreuse; pustuleuse; bulleuse et la forme superficielle granulomateuse (végétante); il s'accompagne parfois de manifestations systémiques faisant sa gravité. Le pyoderma ganrénosum peut révéler une...

Focus on Pyoderma

Canine Bacterial Pyoderma

Development of pyoderma occurs in 2 stages. Firstly the pathogen colonises areas of the body surface. It may then become a surface pyoderma. The 2 most important of these surface pyodermas are skin fold pyodermas (intertrigo) and pyotraumatic dermatitis. The second phase occurs when the most superficial layer of the skin (the stratum corneum) is invaded to cause impetigo and/or invasion of the ...