Changes

Colitis X affects adult horses, usually between one and ten years old.  

Colitis X affects adult horses, usually between one and ten years old.  

==Clinical Signs==

==Clinical Signs==

Diagnosis is often made post-mortem, where a hyperaemic or oedematous caecum and ventral colon may be seen with necrosis of the intestinal in the later stages of the disease. Numerous gram negative bacteria may be identified in the mucosa and submucosa. The intestinal tract may be filled with a foul smelling and watery content. Macroscopic and microscopic findings include signs of disseminated intravascular coagulation and large numbers of bacteria in the devitalized parts of the intestine.

Diagnosis is often made post-mortem, where a hyperaemic or oedematous caecum and ventral colon may be seen with necrosis of the intestinal in the later stages of the disease. Numerous gram negative bacteria may be identified in the mucosa and submucosa. The intestinal tract may be filled with a foul smelling and watery content. Macroscopic and microscopic findings include signs of disseminated intravascular coagulation and large numbers of bacteria in the devitalized parts of the intestine.