Case 11. 

Clostridium butyricum-induced gas gangrene accompanying pneumatosis cystoides intestinalis (35 y-o M)

       
  Small bowel surgically resected for mesenteric arterial thrombosis in a patient of severe diabetes mellitus, accompanying pneumatosis in the bowel wall and portal vein (alive for 6 years after surgery)  
       

 

 
Gas-filled space formed in the submucosa of the small bowel (HE)