Difference between revisions of "Tick-Borne Fever"
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[[Category:Rickettsiales]][[Category:Cattle Bacteria]][[Category:Sheep Bacteria]][[Category:Goat Bacteria]] | [[Category:Rickettsiales]][[Category:Cattle Bacteria]][[Category:Sheep Bacteria]][[Category:Goat Bacteria]] | ||
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Revision as of 12:20, 5 June 2011
- Caused by E. phagocytophila which has now been renamed as Anaplasma phagocytophilum
- Affects ruminants in Europe
- The tick Ixodes ricinis is the main vector
- Animals remain carriers for up to 2 years, but are immune to reinfection
- Clinical signs
- Incubation period of 2 weeks; recovery in 2 weeks
- Fever, anorexia, reduced growth rates in young animals
- Reduced milk production, abortion, still birth
- Leukopenia and thrombocytopenia
- Causes immunosuppression in young lambs causing susceptibility to tick pyaemia and louping ill
- Diagnosis
- Intracytoplasmic morulae in neutrophils of Giemsa-stained blood smears during acute phase
- Seroconversion detected by immunofluorescence
- Treatment and control
- Oxtetracycline
- Tick control
- Prophylactic tetracyclines for lambs during first few weeks of life
Literature Search
Use these links to find recent scientific publications via CAB Abstracts (log in required unless accessing from a subscribing organisation except for full text articles).
Tick-borne disease testing: canine erhlichiosis and anaplasmosis. Alleman, R.; The North American Veterinary Conference, Gainesville, USA, Small animal and exotics. Proceedings of the North American Veterinary Conference, Orlando, Florida, USA, 17-21 January, 2009, 2009, pp 629-631 - Full Text Article