Difference between revisions of "Anaplasma marginale"

Latest revision as of 15:24, 4 June 2011

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-===Bovine anaplasmosis===
+#redirect[[Anaplasmas#Anaplasma marginale]]
-*Disease of cattle in tropical and sub-tropical regions caused by ''Anaplasma marginale''
-*Carrier status in endemic regions with clinical disease occuring in times of stress
-*High mortality rate in naive adult cattle
-*Morulae localise inside red blood cells close to the cell membrane
-*Transmitted via the ''Boophilus'' tick as well as flies and contaminated instruments
-*Clinical signs
-**Inculbation period 2-12 weeks
-**Anorexia, fever, depression, reduced milk yield, weight loss
-**Anaemia and icterus
-**Sudden death from hypoxia can occur
-*Diagnosis
-**Clinical signs and haematology suggestive
-**Organisms present in erythrocytes of Giemsa-stained blood smears
-**Immunofluorescence of blood smears, PCR, serology
-*Treatment and control
-**Long-acting oxytetracycline or imidocarb early in the disease
-**Supportive therapy
-**Vaccination of animals being introduced into an endemic region
-[[Category:Rickettsiales]][[Category:Cattle]]