[Gas gangrene as presentation of colonic carcinoma in familial adenomatous polyposis]. / Gangrena gaseosa como presentación de un carcinoma de colon sobre poliposis adenomatosa familiar.

One case of gas gangrene by Clostridium septicum associated to colon cancer is herein presented. Spontaneous gas gangrene is often associated with neoplasms among which hematologic and colon neoplasms are the most frequent. The present case has also peculiarity that the colon cancer had developed from a familiar adenomatous polyposis syndrome.