Line 22: Line 22:     
==Prevalence==
 
==Prevalence==
Most common in the southeastern USA, Germany, and The Netherlands.<ref name="Merck">Merck & Co (2008) '''The Merck Veterinary Manual (Eighth Edition)''', ''Merial''.</ref>  Anoplocephala perfoliata has a prevalence as high as 60% in some geographical areas and has been associated with increased risk for serious conditions in the horse including bowel irritation, ileal impaction, and spasmodic colic. (Kania)
+
Ileal impaction occurs most frequently in the southeastern USA, Germany and The Netherlands.<ref name="Merck">Merck & Co (2008) '''The Merck Veterinary Manual (Eighth Edition)''', ''Merial''.</ref>   
 
  −
Furthermore, it provides support to the hypothesis that the risk of ileal impaction colic and spasmodic colic thehost IgG(T) response to 12/13 kDa antigens of A. perfoliata increases with tapeworm infection intensity. (Proudman)Changes in weather and feeding practices in the Fall may account for an increased risk of ileal impaction in horses in the southeastern United States at that time of year.(Hanson)
      +
Changes in weather and feeding practices in the Fall may account for an increased risk of ileal impaction in horses in the southeastern United States at that time of year.(Hanson)
    
==Aetiology==
 
==Aetiology==
1,406

edits