[Pneumatosis coli complicated with necrosis and perforation wall of sigmoid colon and diffuse peritonitis].

Pneumatosis coli it is usually benign disease, etiology is still obscure. It can be asymptomatic. Surgery is indicated if are potential complications. Pneumatosis coli characterized by multiple gas-filled cysts present in the submucosa and subserosa. The size of cysta varies between 0.5 and 3 cm. Cysts can occur anywhere along the gastrointestinal tract, but most common are in the small bowel. They occur more frequently in the left than in the right colon. We show a rare case of pneumatosis coli which was compicated of necrosis sigmoid, perforation and diffuse peritonitis.