Ovine -Border Disease aka Hairy Shaker dz Flashcards
1
Q
Is Border disease viral/fungal/bacterial?
A
viral (pestivirus)
-related to BVD and classic swine fever
2
Q
Border disease is a problem if it is acquired early/mid/late pregnancy?
A
early pregnancy
3
Q
What are the clinical signs of Border dz?
A
- fetal resorption
- death
- congenital abnormalities (underweight lambs, muscle tremors, hairy fleece)
- outbreaks of poor fertility
4
Q
What are the pathologic findings of Border dz?
A
- cerebral cavitations
- glial cell hyperplasia and demyelination of CNS white matter
5
Q
Treatment/prevention of Border dz?
A
- no effective tx
- available vaccines for BVD are not effective (differing antigens)
- affected lambs that survive should not be used for breeding