ABSTRACT
Pyoderm gangrenosum is an unknown skin inflammatory and ulcerative non infected disease, painful that starts with vesicles formation like cutaneous rash that develop to skin necrosis. It may represent the first immunologic skin reaction during the surgery, similar to Crohn disease, Behçet disease, autoimmune diseases, leukemia, arthritis or even any type of small skin trauma days before the surgery. The immunologic reactions are still unknown.
Keywords: Pyoderma gangrenosum. Autoimmune diseases. Mammaplasty/adverse effects. Abdomen/surgery/adverse effects.