Bact E2, V

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Author:
HLW
ID:
72340
Filename:
Bact E2, V
Updated:
2011-03-11 21:38:19
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Bact
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Bact E2, V
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  1. Corynebacterium diphtheriae causes ____ in what animals?
    • diphtheria
    • Humans
  2. Corynebacterium ulcerans causes ____ in what animals?
    • pharyngitis in humans
    • masitis in cows
  3. Corynebacterium renale causes what and in which animals?*
    • UTIs and Pylonephritis in cattle
    • Posthitis (pizzle rot/sheath rot) in goats/sheep
  4. How is C relnale transmitted among cattle?
    • Bulls are carrieres
    • Venereal or urine splash
  5. What are the clinical signs of C renale in cattle?
    Purulent, blood stained urine
  6. Corynebacterium pseudotuberculosis causes ____ in what animals (2)?
    • Lymphadenitis in Goats and Sheep
    • "Thin Ewe Syndrome"
  7. DDx for C renale:
    • G Stain
    • Culture
    • (urine sediment)
  8. Morphology for C renale:
    G+ Rods
  9. Tx for C renale in cattle(3):
    • Pen x 10d
    • Isolate cow
    • Destroy contaminated bedding
  10. Tx for C renale in goats/sheep:
    • Sx
    • Antiseptic Infusion (Chlorohexadine)
  11. How is C renale infection controlled in goats/sheep?
    • Reduce Protein in diet
    • (legumes -> hay)
  12. Chest Abcess with greenish caseous pus, is characteristic of _____
    C pseudotuberculosis
  13. In goats/sheep, C pseudotuberculosis is a Skin Commensal that leads to infection and abcessation of...
    LN and lungs
  14. DDx for C pseudotuberculosis
    • Smear
    • Culture
    • ELISA
  15. Control of C psuedotuberculosis in goats/sheep
    • CLEAN dip
    • improve shearing
    • culling
    • Test additions to flock
  16. Morphology of R equi
    G+ Cocci or short pleomorphic rods
  17. Agar and colony morphology of E equi
    • BA
    • mucoid-pale pink
  18. R equi habitat
    • Horse intestine
    • soil
    • stable w/ manure
  19. R equi can infect (4):
    • Foals
    • Pigs (Rare)
    • Humans
    • Cats
  20. Pathogenesis of R equi:
    • Inhalation of dust
    • Falcultative intracellular parasite
    • Destruction of macrophages
    • Destruction of lung ->
    • Supporative bronchopneumonia
    • Abcesses in lung and LN
  21. DDx R equi:
    • Radiograph
    • TTW for culture
  22. R equi is Tx with:
    Erythromycin + Rifampin x4wks
  23. Prophylatic Tx for R equi
    • Pen G in foals
    • Hyperimmune serum from mare

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