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Flashcards in Pasturella Deck (44)
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1
Q

Pasturella general stuff

A

Oxidase positive
Facultative anaerobes
Small, gram negative rods that are non-motile

2
Q

What are the Pasturella species we covered? (4)

A

Pasturella multocida
Pasturella pneumotropica
Pasturella aerogenes
Pasturella caballi

3
Q

Where is the natural site for Pasturella multocida?

A

Upper respiratory tract and oral cavity

4
Q

T/F Pasturella multocida is a foreign bacteria in animals

A

FALSE; it is considered normal flora of a lot of animals

5
Q

What are the three subspecies of Pasturella multocida?

A

Pasturella multocida supspecies multocida
Pasturella multocida subspecies septica
Pasturella multocida subspecies gallicida

6
Q

Pasturella multocida subspecies _______ seems to be more common than the other two

A

multocida

7
Q

Describe the Pasturella multocida colony:

A

Can vary depending on what capsular type it is; in general they are very mucoid and have a musty smell.
Also tend to be smooth and flat.
Colonies are non-hemolytic and tend to turn BAP green

8
Q

What are the antigens of Pasturella multocida?

A

Capsular antigen

Somatic antigen

9
Q

The ______ antigen is used to break Pasturella multocida into groups A,B,E, and D

A

capsular

10
Q

Describe the appearance of each type of Capsular antigen

A

Type A: very mucoid; this is the most common one in respiratory conditions in US
Type B & E: Slighly less mucoid
Type D: Smaller colonies and non-mucoid

11
Q

Cattle infected by Pasturella multocida Type ____ will likely be suffering of signs consistent with shipping fever pneumonia

A

A

12
Q

T/F Pasturella multocida Type A is usually the primary cause of disease in cattle

A

FALSE: usually secondary to predisposing factor, like stress, BVD, or something else

13
Q

A producer brings a calf in to your clinic and is worried about Pasturella multocia Type A infections. Would you vaccinate this calf? With what?

A

Yes, bacterins are routinely given
Have to give at least two doses
MLV are NEVER given, they either don’t work or are too toxic

14
Q

Cattle see infections from Pasturella multocida types:

A

A, B, and E

15
Q

Pasturella multocida Types ___ & ____ cause hemorrhagic septicemia in tropical and subtropical areas of the world

A

B and E

16
Q

____________ causes an acute respiratory and septicemic disease commonly seen in buffalo, bison, elk, and deer during the rainy season

A

Pasturella multocida Type B & E

17
Q

Pasturella multocida Type _____ is only seen in Africa in cattle:

A

E

18
Q

Pasturella multocida Type _____ has been isolated from bison in Yellowstone

A

B

19
Q

Pasturella multocida Type ____ and _____ are commonly seen in swine

A

A and D

20
Q

__________ causes pneumonia with lesions in the lung of pigs

A

Pasturella multocida Type A

21
Q

Pasturella multocida type _____ is a toxigenic strain that can cause turbinate atrophy

A

D

22
Q

___________ often works with association of Bordatella bronchoseptica to produce atrophic rhinitis

A

Pasturella multocida type D

23
Q

Pasurella multocida cytotoxin directly supresses______ of the pig

A

growth

24
Q

The Pasturella multocida cytotoxin directly activates what? This does what?

A

G-protein; affects the osteoblastic/osteoclastic activity resulting in bone loss

25
Q

Should a pig producer be vaccinating for Pasturella multocida?

A

Eh. They could be most have ridded their herds of it. If they did they would need to supplement Bordatella bronchiseptica

26
Q

Pasturella multocida type _____ causes mastitis and pneumonia in sheep

A

A

27
Q

T/F Pasturella multocida type A is more of a concern for sheep producers than M. haemolytica

A

FALSE; its the opposite

28
Q

_______ is the common cause of fowl cholera

A

Pasturella multocida type A

29
Q

Pasturella multocida Type A causes what clinical signs in birds?

A

acute septicemia and death in the birds

30
Q

T/F Pasturella multocida type B is one of the main bacterial causes of economic losses in poultry herds

A

FALSE; It is Pasturella multocida Type A, which is the cause of fowl cholera

31
Q

Pasturella multocida type ____ has also been associated with fowl cholera

A

F

32
Q

____________ is an important cause of migratory bird die off

A

Pastrurella multocida Type A

33
Q

T/F Most of the isolates of Pasturella multocida in dogs have been reclassified as Pasturella canis

A

TRUE; idk this doesn’t really make sense but it says it in the book

34
Q

T/F Pasturella multocida is common in the mouths of dogs and cats and is a common infection of bite wounds

A

TRUE

35
Q

Pasturella multocida subspecies ______ and ______ are the ones commonly associated with human disease

A

multocida and septica

36
Q

Pasturella multocida is present in _____% of cats mouths

A

90

37
Q

You were just bitten by some little Chihuahua in your exam room. Should you be worried about being infected with Pasturella multocida?

A

YES! It is a common infection of bite wounds, especially in dogs.

38
Q

Best treatment of Pasturella multocida?

A

Penicillin, streptomycin, maybe sulfonamides? Do a susceptibility test

39
Q

_______ is very common in lab animals, mice, guinea pigs, rats, and hamsters

A

Pasturella pneumotropica

40
Q

Pastrulla pneumotropica colonies look very similar to what other Pasturella species?

A

multocida

41
Q

Pasturella pneumotropica causes what clinical signs?

A

abscessing pneumonia, conjunctivitis, subcutaneous abscesses, and mastitis

42
Q

Pasturella aerogenes has been isolated from what?

A

Normal flora of mouth and intestinal tract of swine

43
Q

You have a danish pig farmer that comes in and says “Doc, Susie Sow bit me on the hand and now I have this nasty ulcer” what he infected with?

A

Pasturella aerogenes

The Danish Pig farmer thing was the only example. IDK give me a break okay

44
Q

Pasturella caballi has been isolated from respiratory infections of what?

A

Horses; there was one line about this, not important