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| ==Pathogenesis== | | ==Pathogenesis== |
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− | ==Diagnosis==
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− | ===Clinical Signs===
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− | ===Laboratory Tests===
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− | ===Pathology===
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− | ==Treatment and Control==
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− | ==Links==
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− | ==References==
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− | ====Antigenicity====
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− | *RNA virus closely related to [[Classical Swine Fever]] and [[Border Disease Virus]]
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− | *2 Serological Types
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− | **BVDV-1 is traditional, existing as two biotypes
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− | ***BVDV-1nc: noncytopathogenic
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− | ***BVDV-1c: cytopathogenic
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− | **BVDV-2 is an emerging hemorrhagic virus
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− | ====Hosts====
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− | *Cattle
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− | ====Pathogenesis====
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− | [[Image:BVD-MD.gif|right|thumb|125px|<small><center>Small erosions of MDV/BVDV - vesicles are microscopic (Courtesy of Alun Williams (RVC))</center></small>]]
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− | [[Image:Bvd2.gif|right|thumb|125px|<small><center>Coalescing lesions of BVDV (Courtesy of Alun Williams (RVC))</center></small>]]
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| '''BVDV-1c''' | | '''BVDV-1c''' |
| *Infects cattle regardless of age | | *Infects cattle regardless of age |
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| *Animals can show anorexia, depression and/or diarrhoea for 2-5 days before death | | *Animals can show anorexia, depression and/or diarrhoea for 2-5 days before death |
| *Vaccination can lead to '''iatrogenic''' infection in undiagnosed PI calves | | *Vaccination can lead to '''iatrogenic''' infection in undiagnosed PI calves |
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| + | ==Diagnosis== |
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| + | ===Clinical Signs=== |
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| + | ===Laboratory Tests=== |
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| + | ===Pathology=== |
| + | [[Image:BVD-MD.gif|right|thumb|125px|<small><center>Small erosions of MDV/BVDV - vesicles are microscopic (Courtesy of Alun Williams (RVC))</center></small>]] |
| + | [[Image:Bvd2.gif|right|thumb|125px|<small><center>Coalescing lesions of BVDV (Courtesy of Alun Williams (RVC))</center></small>]] |
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| + | ==Treatment and Control== |
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| + | ==Links== |
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| + | ==References== |
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| ====Pathology==== | | ====Pathology==== |
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| Calves may also be born alive and may be weak, uncoordinated due to cerebellar hypoplasia (cerebellar hypoplasia also seen with feline panleukopenia infection). | | Calves may also be born alive and may be weak, uncoordinated due to cerebellar hypoplasia (cerebellar hypoplasia also seen with feline panleukopenia infection). |
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− | ==Test yourself with the Oral Cavity Pathology Flashcards==
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− | [[Oral_Cavity_Flashcards_-_Pathology|Oral Cavity Pathology Flashcards]]
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| [[Category:Pestiviruses]][[Category:Cattle]] | | [[Category:Pestiviruses]][[Category:Cattle]] |
| [[Category:Oral_Cavity_-_Erosive_&_Ulcerative_Pathology]] | | [[Category:Oral_Cavity_-_Erosive_&_Ulcerative_Pathology]] |
| [[Category:Enteritis,_Ulcerative]][[Category:Enteritis,_Viral]][[Category:To_Do_-_Lizzie]] | | [[Category:Enteritis,_Ulcerative]][[Category:Enteritis,_Viral]][[Category:To_Do_-_Lizzie]] |