15 - Mycobacteriosis/tularemia/plague Flashcards
1
Q
(mycobacteriosis)
- acid-fast, gram +
- cause persistent infection that leads to what?
A
- granulomatous inflammation
2
Q
(mycobacteriosis)
- M. tuberculosis transmitted how?
A
- from humans to pets via inhalation
3
Q
(mycobacteriosis)
- M. bovis transmitted how?
A
- from unpasteurized milk or raw meat
(more common in cats)
4
Q
(mycobacteriosis)
- M avium transmitted how?
A
- contaminated soil or water
(Bassett hounds and siamese cats are predisposed)
5
Q
(mycobacteriosis)
- Cx are related to site of granulomatous inflammation are and usually chronic
- Dogs tend to get pulm infection from M. tuberculosis
- Cats more commonly get M. bovis and GI signs
A
6
Q
(mycobacteriosis)
- Dx based on what?
A
- finding club-shaped acid-fast bacteria in lesions
7
Q
(tularemia)
- caused by what bacteria?
- found where>
A
- Francisella tularensis, a gram-negative coccobacillus
- Arkansas, Missouri, Oklahoma, SD
8
Q
(tularemia)
- transmission?
- primary reservoirs?
A
- bunch of routes: tick/deerfly bites, bites from infected animals, inhalation, ingestion
- ticks, rodents, and rabbits
9
Q
(tularemia)
- Cx most common in what animal?
A
- cats (anorexia, depression, fever, oral ulcers, pneumonia, hepatic necrosis)
10
Q
(tularemia)
dx by serologic testing
A
11
Q
(tularemia)
(tx)
- what 3 abx?
A
- gentamicin, enrofloxacin, or doxycycline
12
Q
(feline plague)
- caused by what?
- primary reservoir?
- what transmists to pets and humans?
A
- yersinia pestis, gram- coccobacillus
- rodents
- fleas
13
Q
(feline plague)
- Cx rapidly progress, incubation of 1-4 days
2-4. what are the 3 forms>
A
- bubonic (most common): submandibular lymph nodes
- pneumonic: pneumonia and abscesses in lung. public health risk
- septicemic: widespread dissemination in organs
14
Q
(feline plague)
- dx based on what?
A
- finding gram- coccicobacilli in LN exudates
15
Q
(feline plague)
- abx of choice>
A
- parenteral gentamicin best, doxycycline can also be used
