Pasteurellaceae

Question 1

Pacteurellales are associated with what

Answer 1

Respiratory pathogens, but are commensal in gut or respiratory tract

Question 2

Pasteurellales Morphology

Answer 2

Oxidase pos., facultative anaerobe, Mannheimia hemolytic toxin, encapsulated, don’t grow on MacConkey plates

Question 3

Pasteurella diseases

Answer 3

Pneumonia, abscesses, septicemia

Question 4

Avibacterium causes what in what

Answer 4

Sinusitis in birds

Question 5

Actinobacillus causes what in what

Answer 5

Pneumonia, abscesses, septicemia In horses, pigs, and cattle

Question 6

Actinobacillus pleuropneumoniae

Answer 6

Causes swine pleuropneuminiae with nose bleeds and blue tinged lungs with fibrinonecrotic lesions
Common to have them be sternal recumbant, anorexic, dyspeptic, fever, cyanotic, hemorrhages from nose and mouth
3 different RTX toxins= more toxins are more virulent

Question 7

Actinobacillus pleuropneumoniae Vaccine?

Answer 7

Yes

Question 8

Actinobacillus lignieresii causes and in what

Answer 8

Wooden tongue in cattle and mammary abscesses- blisters on tongue occupational exposure for people
Commensal of digestive tract of cattle and sheep

Question 9

Actinobacillus Equuli causes what in what

Answer 9

Foal Shigellosis- swollen joints, kidneys infected and diarrhea in foals, rapid death or euthanized

Question 10

Pasteurella multocida traits

Answer 10

Diseases in lots of animals (Komodo dragon example)
Has hyaluronic acid capsule-anti phagocytic
No RTX toxin

Question 11

Pasteurella multocida In buffalo

Answer 11

Hemorrhagic septicemia in buffalo- pneumonia, hydrothorax, congested trachea, die quickly
Important because of mozzarella!

Question 12

Pasteurella multocida in turkeys

Answer 12

Fowl Cholera- Wings droop and head drops, persecute septicemia- on blood smear can see bacteria in blood

Question 13

Pasteurella multocida in chickens

Answer 13

Infection of the wattles- fowl cholera, chronic disease with abscesses in mature birds, will be sick but won’t die

Question 14

Pasteurella multocida in rabbits

Answer 14

Snuffles- chronic respiratory infection, chronic abscesses and runny nose

Question 15

Pasteurella multocida in swine

Answer 15

Atrophic rhinitis and dermonecrotoxin stimulates bone resorption in turbinates

Question 16

Pasteurella multocida in dogs and cats

Answer 16

Normal flora in mouth in many animals= abscesses in dogs and cats
*cat bite abscesses

Question 17

Avibacterium paragallinarum causes what in what

Answer 17

Infections of respiratory system-sinusitis in poultry

Fowl coryza in poultry

Question 18

Avibacterium paragallinarum Requires what for growth

Answer 18

NAD so often grow on plate with S. aureus that produces NAD

Question 19

Zoonosis in Pasteurellaceae group?

Answer 19

Cat bite abscesses in P. multocida Actinobacillus lignieresii

Question 20

Shipping fever is associated with what 3 organisms

Answer 20

Pasturella multocida (acute), Mannheimia hemolytica (fiberous pneumonia), Histophilus somni

Question 21

What organism is associated with acute shipping fever/rapid onset with high mortality and morbidity

Answer 21

Pasturella multocida

Question 22

What organism is associated with shipping fever with fibrinous pneumonia in respiratory tract

Answer 22

Mannnheimia (Pasturella) haemolytica