Changes

===Clinical signs===

===Clinical signs===

Small enteroliths may pass through the gastrointestinal tract unnoticed. Many horses with an enterolith have a history of chronic or recurrent colic, sometimes occurring over a period of weeks up to a year. Clinical signs in these horses may be non-specific including weight loss, anorexia, changes in demeanour and lethargy. Signs indicative of abdominal discomfort may also be present such as pawing, flank-watching, kicking or resentment of a girth. Clinical signs generally only occur if the enterolith is large enough to cause an obstruction (commonly occurs in the transverse or small colon.  Affected horses often present with a history of being fed a large quantity of alfalfa hay or pellets in their diet.

Horses with enterolithiasis generally have a history of being fed a large quantity of alfalfa hay or pellets in their diet. Small enteroliths may pass through the gastrointestinal tract unnoticed. Many horses with an enterolith have a history of chronic or recurrent colic, sometimes occurring over a period of weeks up to a year. Clinical signs in these horses may be non-specific including weight loss, anorexia, changes in demeanour and lethargy. Signs indicative of abdominal discomfort may also be present such as pawing, flank-watching, kicking or resentment of a girth.  

 

If the enterolith is large enough to cause an obstruction (most commonly in the transverse or small colon), signs of acute, severe abdominal pain are usually seen.  

===Diagnosis===

===Diagnosis===