Actinomyces bovis Flashcards
1
Q
what type of environment does A. bovis need
A
anaerobic
2
Q
where is A. bovis naturally found
A
oral cavity of cattle
3
Q
how does A. bovis gain entry
A
trauma to oral mucosa
4
Q
what is the common clinical sign of an A. bovis infection
A
localized osteomyelitis
(lumpy jaw)
5
Q
what causes the ‘lumpy jaw’ of a cow
A
pyogranuloma with fistulous tracts and swelling
6
Q
what is characteristic of a past A. bovis infection on a jaw bone
A
honeycomb effect
7
Q
what would you use to diagnose Actinomyces bovis
A
- Gross pathology
- granules in pus
- culture and biochemical tests
8
Q
what is the characteristic gross pathology clinical sign
A
sulfur granules in the abscess
9
Q
what would you observe in the gram staining of Actinomyces bovis
A
branching and gram + filaments
