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Sheep Respiratory Conditions

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Under-lying cause of pasteurella? Atypical pneumonia. Chronic - young sheep ... Caseous lympadenitis. 30 -40 abscesses in lungs. contagious. Parasitic Bronchitis. Husk ... – PowerPoint PPT presentation

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Title: Sheep Respiratory Conditions


1
Sheep Respiratory Conditions
  • C S Parker BVMS DBR MRCVS
  • Scarsdale Vets
  • Derby

2
Pasteurella
  • Several types
  • stress related
  • clinical signs death?

3
Clinical signs pasteurella
  • Haemorrhage
  • fluid in lungs

4
Pm problems
5
Disease outbreaks
  • Often May, June, July
  • Often deaths initially
  • Stress factors/climate

6
Prevention/Control
  • Vaccination
  • antibiotics?

7
Other viral conditions
  • PI3 infection
  • mycoplasma/atypical pneumonia
  • slow viruses

8
PI3 infections
  • Under-lying cause of pasteurella?

9
Atypical pneumonia
  • Chronic - young sheep
  • Can effect 40 lambs in flock
  • chronic, mucopurulent nasal discharge
  • reduces growth rates

10
Slow virus infections
  • Jaagsiekte
  • Maedi-Visna

11
Jaagsiekte
12
Maedi-Visna
  • Long incubation
  • Solid lungs
  • weigh 2 -3x normal
  • blood sampling schemes

13
Caseous lympadenitis
  • 30 -40 abscesses in lungs
  • contagious

14
Parasitic Bronchitis
  • Husk
  • Muellarius

15
Oddities
  • tumours
  • poisons
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