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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]] |