Bact E2, V

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Corynebacterium diphtheriae causes ____ in what animals?
- diphtheria
- Humans
Corynebacterium ulcerans causes ____ in what animals?
- pharyngitis in humans
- masitis in cows
Corynebacterium renale causes what and in which animals?*
- UTIs and Pylonephritis in cattle
- Posthitis (pizzle rot/sheath rot) in goats/sheep
How is C relnale transmitted among cattle?
- Bulls are carrieres
- Venereal or urine splash
What are the clinical signs of C renale in cattle?

Purulent, blood stained urine
Corynebacterium pseudotuberculosis causes ____ in what animals (2)?
- Lymphadenitis in Goats and Sheep
- "Thin Ewe Syndrome"
DDx for C renale:
- G Stain
- Culture
- (urine sediment)
Morphology for C renale:

G+ Rods
Tx for C renale in cattle(3):
- Pen x 10d
- Isolate cow
- Destroy contaminated bedding
Tx for C renale in goats/sheep:
- Sx
- Antiseptic Infusion (Chlorohexadine)
How is C renale infection controlled in goats/sheep?
- Reduce Protein in diet
- (legumes -> hay)
Chest Abcess with greenish caseous pus, is characteristic of _____

C pseudotuberculosis
In goats/sheep, C pseudotuberculosis is a Skin Commensal that leads to infection and abcessation of...

LN and lungs
DDx for C pseudotuberculosis
- Smear
- Culture
- ELISA
Control of C psuedotuberculosis in goats/sheep
- CLEAN dip
- improve shearing
- culling
- Test additions to flock
Morphology of R equi

G+ Cocci or short pleomorphic rods
Agar and colony morphology of E equi
- BA
- mucoid-pale pink
R equi habitat
- Horse intestine
- soil
- stable w/ manure
R equi can infect (4):
- Foals
- Pigs (Rare)
- Humans
- Cats
Pathogenesis of R equi:
- Inhalation of dust
- Falcultative intracellular parasite
- Destruction of macrophages
- Destruction of lung ->
- Supporative bronchopneumonia
- Abcesses in lung and LN
DDx R equi:
- Radiograph
- TTW for culture
R equi is Tx with:

Erythromycin + Rifampin x4wks
Prophylatic Tx for R equi
- Pen G in foals
- Hyperimmune serum from mare

Author

HLW

72340

Card Set

Bact E2, V

Description

Bact E2, V

Updated

2011-03-12T02:38:19Z

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