Actinobacillus pleuropneumonia (APP) Flashcards Preview

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Flashcards in Actinobacillus pleuropneumonia (APP) Deck (11):
1

Etiology

Actinobacillus pleuropneumoniae

2

Clinical disease occurs most often in ___ and _____.

Growers and finishers

3

There are a total of ___ serotypes identified. Which serotypes are most commonly associated with disease in US?

12 total; 1, 5, 7 are most commonly associated with disease in the US

4

Are chronically infected carrier pigs significant in APP?

Yes - may transmit organism to susceptible pigs. 

5

Clinical Signs

  • May have sudden death with no clinical signs.
  • Other clinical signs may include anorexia, depression, fever, and labored breathing
  • Coughing is not a prominent clinical sign
  • Recovered pigs may be chronic poor-doers

6

Diagnosis of APP can be based on lesions - which include:

Pulmonary hemorrhage, necrosis, and pleuritis

7

Diagnosis based on culture requires _____ for growth. 

NAD

8

This diagnostic test may help identify population exposure status and time of seroconversion.

Serology 

9

Treatment of APP 

  • Parenteral antibiotics: ceftiofur, tulathromycin, enrofloxicin, oxytetracycline, pencillin
  • In drinking water: tiamulin, florfenicol 

10

Prevention and control of APP - prophylactic medications

  • Tilmicosin (pulmotil) int he feed
  • Florfenicol (Nuflor in the feed)
    • Both available by VFD

11

Other prevention and control mechanisms for APP include vaccination and segregated early weaning. True or False.

True