Postoperative Pyoderma Gangrenosum in Association with Renal Cell Carcinoma and Chronic Lymphocytic Leukemia

摘要

IntroductionPyoderma gangrenosum (PG) is a rare sterile neutrophilic dermatosis characterized by painful recurrent ulcerations. It is frequently associated with inflammatory bowel disease, rheumatoid arthritis, or malignancies. PG is a diagnosis of exclusion, and it is based on clinical presentation, histology, history of an underlying disease, and exclusion of other causes of ulceration.