Pasturella

Question 1

Pasturella general stuff

Answer 1

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

Question 2

What are the Pasturella species we covered? (4)

Answer 2

Pasturella multocida
Pasturella pneumotropica
Pasturella aerogenes
Pasturella caballi

Question 3

Where is the natural site for Pasturella multocida?

Answer 3

Upper respiratory tract and oral cavity

Question 4

T/F Pasturella multocida is a foreign bacteria in animals

Answer 4

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

Question 5

What are the three subspecies of Pasturella multocida?

Answer 5

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

Question 6

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

Answer 6

multocida

Question 7

Describe the Pasturella multocida colony:

Answer 7

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

Question 8

What are the antigens of Pasturella multocida?

Answer 8

Capsular antigen

Somatic antigen

Question 9

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

Answer 9

capsular

Question 10

Describe the appearance of each type of Capsular antigen

Answer 10

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

Question 11

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

Answer 11

A

Question 12

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

Answer 12

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

Question 13

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?

Answer 13

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

Question 14

Cattle see infections from Pasturella multocida types:

Answer 14

A, B, and E

Question 15

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

Answer 15

B and E

Question 16

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

Answer 16

Pasturella multocida Type B & E

Question 17

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

Answer 17

E

Question 18

Pasturella multocida Type _____ has been isolated from bison in Yellowstone

Answer 18

B

Question 19

Pasturella multocida Type ____ and _____ are commonly seen in swine

Answer 19

A and D

Question 20

__________ causes pneumonia with lesions in the lung of pigs

Answer 20

Pasturella multocida Type A

Question 21

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

Answer 21

D

Question 22

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

Answer 22

Pasturella multocida type D

Question 23

Pasurella multocida cytotoxin directly supresses______ of the pig

Answer 23

growth

Question 24

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

Answer 24

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

Question 25

Should a pig producer be vaccinating for Pasturella multocida?

Answer 25

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

Question 26

Pasturella multocida type _____ causes mastitis and pneumonia in sheep

Answer 26

A

Question 27

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

Answer 27

FALSE; its the opposite

Question 28

_______ is the common cause of fowl cholera

Answer 28

Pasturella multocida type A

Question 29

Pasturella multocida Type A causes what clinical signs in birds?

Answer 29

acute septicemia and death in the birds

Question 30

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

Answer 30

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

Question 31

Pasturella multocida type ____ has also been associated with fowl cholera

Answer 31

F

Question 32

____________ is an important cause of migratory bird die off

Answer 32

Pastrurella multocida Type A

Question 33

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

Answer 33

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

Question 34

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

Answer 34

TRUE

Question 35

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

Answer 35

multocida and septica

Question 36

Pasturella multocida is present in _____% of cats mouths

Answer 36

90

Question 37

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

Answer 37

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

Question 38

Best treatment of Pasturella multocida?

Answer 38

Penicillin, streptomycin, maybe sulfonamides? Do a susceptibility test

Question 39

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

Answer 39

Pasturella pneumotropica

Question 40

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

Answer 40

multocida

Question 41

Pasturella pneumotropica causes what clinical signs?

Answer 41

abscessing pneumonia, conjunctivitis, subcutaneous abscesses, and mastitis

Question 42

Pasturella aerogenes has been isolated from what?

Answer 42

Normal flora of mouth and intestinal tract of swine

Question 43

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?

Answer 43

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

Question 44

Pasturella caballi has been isolated from respiratory infections of what?

Answer 44

Horses; there was one line about this, not important