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== Introduction ==
== Introduction ==
== Clinical Signs ==
== Clinical Signs ==
Usually non as it is a commensal in the large colon.
Usually none as it is a commensal in the large colon.
When oppurtunistic infection occurs, dysentry and general malaise and depression will be the main clinical signs.
When opportunistic infection occurs, dysentry and general malaise and depression will be the main clinical signs.
== Diagnosis ==
== Diagnosis ==
On post mortem, the colon will appear ulcerated and inflammed.
On post mortem, the colon will appear ulcerated and inflammed.
Demonstration of cysts and trophozoites on the mucosal surface will provide a definative diagnosis.
Demonstration of cysts and trophozoites on the mucosal surface will provide a definitive diagnosis.
Presence of cysts in the faeces does not lead to a diagnosis as this protozoa is a commensal organism of the pig and is therefore often found in faecal samples.
Presence of cysts in the faeces does not lead to a diagnosis as this protozoa is a commensal organism of the pig and is therefore often found in faecal samples.
== Treatment and Control ==
== Treatment and Control ==
Nitrimidazole drugs cure the infection, but as they are category 4 drugs they cannot be used in food producing animals, meaning palliative treatment such as rehydration solutions are the only feasable option in all farmed pigs.
Nitrimidazole drugs cure the infection, but as they are category 4 drugs they cannot be used in food producing animals, meaning palliative treatment such as rehydration solutions are the only feasible option in all farmed pigs.
== References ==
== References ==
Fox, M and Jacobs, D. (2007) Parasitology Study Guide Part 1: Ectoparasites Royal Veterinary College <br>Straw, B.E. and Taylor, D.J. (2006) Disease of Swine Wiley-Blackwell <br>Taylor, D.J. (2006) Pig Diseases (Eighth edition) St Edmunsdbury Press ltd <br>
Fox, M and Jacobs, D. (2007) Parasitology Study Guide Part 1: Ectoparasites Royal Veterinary College <br>Straw, B.E. and Taylor, D.J. (2006) Disease of Swine Wiley-Blackwell <br>Taylor, D.J. (2006) Pig Diseases (Eighth edition) St Edmunsdbury Press ltd <br>
[[Category:To_Do_-_Review]]
[[Category:Expert_Review - Farm Animals]]
[[Category:Alimentary Diseases - Pig]]
[[Category:Zoonoses]]