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A pyogenes infects (4):
- Cattle
- Sheep
- Goats
- Rabbits (RARE)
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Morphology of A pyogenes:
G+ pleomorphic rods
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Agar and colony morphology of A pyogenes:
- BA
- Tiny colonies w/ narrow zones
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A pyogenes is a(n) ____ pathogen
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How does A pyogenes invade?
- Wound
- Injury
- Parturition
- Navel infection
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Dz's caused by A pyogenes (7):
- Mastitis
- Abscesses/pneumonic infections
- Pyometritis
- Arthritis
- Liver Abscess
- Foot Rot
- SQ abscesses, lung lesions (from tail biting in pigs)
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Tx for A pyogenes:
- Pen
- Unless abscess encapsulated, drain
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To grow, A bovis requires a ______ atmopshere
Anearobic + CO2
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What dose A bovis cause?
Osteomyelitis, or Lumpy jaw, in cattle
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Morphology of A bovis:
- G+ branching filaments
- with crushed granules= clubs/rosettes
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Tx for A bovis
- Early: Pen
- Late: Sx w/ I dressing and NaI IV
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What does A suis cause?
Pyelonephritis in pigs
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What are the clinical signs of A suis (4)?
- Anorexia
- Arched Back
- Dysuria
- Hematuria
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Morphology of Nocardia:
G+ Branching
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Most common Type of Nocardia
N asteroides
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Nocardia grows on what media?
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