Difference between revisions of "Ehrlichia phagocytophila"

Latest revision as of 12:52, 20 June 2011

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-===Tick-borne fever===
+#REDIRECT[[Tick-Borne Fever]]
-*Caused by ''E. phagocytophila''
-*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 - WikiBlood|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
-[[Category:Rickettsiales]][[Category:Cattle]][[Category:Sheep]][[Category:Goat]]