Changes

The proximal intestine invaginates into the adjacent distal portion, taking its mesenteric attachment with it. Compression of the mesenteric vessels obstructs venous drainage of the gut, resulting in venous congestion, leading to swelling and oedema.

The proximal intestine invaginates into the adjacent distal portion, taking its mesenteric attachment with it. Compression of the mesenteric vessels obstructs venous drainage of the gut, resulting in venous congestion, leading to swelling and oedema.

An inflammatory exudate is released from the serosal surface, fibrinous adhesions may form between surfaces making the structure irreducible this may progress to necrosis of the tissue.  

An inflammatory exudate is released from the serosal surface, fibrinous adhesions may form between surfaces making the structure irreducible this may progress to necrosis of the tissue.  

There is functional obstruction to bowel.

There is functional obstruction to bowel. May rupture, leading to peritonitis and death.  

May rupture, leading to peritonitis and death.  

 

*Associated with any condition that increases peristalsis  

*Associated with any condition that increases peristalsis  

** Enteritis

** Enteritis