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Respiratory > Respiratory Disease of Pigs > Flashcards

Respiratory Disease of Pigs Flashcards

1
Q

What factors affect resp disease development in pigs?

A

Environment
Management
Breed and age
Exposure to pathogens

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2
Q

What changes at weaning can affect development of resp disease?

A 
Different pen
Mixing with other, larger groups
Change of feed
No mother
Routine treatments
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3
Q

What respiratory dieases affect neonate piglets?

A

Actinobacillus suis
Bordetella bronchiseptica
Atrophic rhinitis

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4
Q

What resp diseases affect pre-weaned piglets?

A 
Atrophic rhinitis
B bronchiseptica
Inclusion body rhinitis (SHV-2)
Enzootic pneumonia (Mycoplasma)
PRRSV
Glasser's disease (H. parasuis)
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5
Q

What resp diseases most commonly affect weaners, growers and finishers?

A 
Glassers
A. pleuropneumonia
P. multocida
Enzootic pneumonia
PRRSV
Influenza
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6
Q

What are the clinical signs of enzootic pneumonia in pigs?

A

Coughing
Reduced growth rate/FCE
Varied growth
Secondary infection

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7
Q

How is enzootic pneumonia diagnosed in weaned pigs?

A 
Clinical signs
Lung lesions on PME
Culture/PCR
Histology
Serology
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8
Q

How is Actinobacillus pleuropneumoniae diagnosed?

A

Clinical signs
Culture/PCR
Lung lesions on PME
Serology

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9
Q

What are the clinical/PME signs of A. pleuropneumoniae?

A

Acute fatal resp disease
Fibrinous pleuritis
Haemorrhagic/necrosis of dorsal surface of caudal lungs

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10
Q

Which bacteria are responsible for atrophic rhinitis?

A

B bronchiseptica

P multocida

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11
Q

What bacteria causes Glasser’s disease?

A

Haemophilus parasuis

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12
Q

What virus is responsible for Aujeszky’s?

A

SHV-1

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13
Q

Which porcine virus is notifiable in the UK?

A

Aujeszky’s/SHV1

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14
Q

What are the clinical signs of Aujezsky’s in piglets?

A

Neuro signs
Pneumonia
Death

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15
Q

What are the clinical signs of Aujeszky’s in adults?

A

Abortion, mummification
URT cough
Neuro signs rare

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16
Q

What are the clinical signs of SIV?

A 
Pyrexia, anorexia
Lethargy, prostate
Skin erythema
Severe coughing, dyspnoea
Conjunctivitis
Abortions possible
17
Q

How is SIV diagnosed?

A

Clinical signs
Serology
Virus isolation
Lungs lesion on PME

18
Q

Outline the pathophysiology of PRRS..

A

Virus replicates in and destroys macrophages and endothelial cells => vasculitis

19
Q

What are the clinical signs of PRRS?

A

Weaned pigs and older
Tachypnoea
Thumping
Eyelid oedema, conjunctivitis

20
Q

How is PRRS diagnosed?

A

Clinical signs
Gross pathology
Virus isolation
Serology

21
Q

How is PRRS prevented?

A

Vaccination
Quarantine/test of new stock
Purchase uninfected semen

22
Q

What does a PRCV (coronavirus) infection indicate?

A

Contributes to pneumonia

Biosecurity issues

23
Q

What parasites can cause resp disease in pigs?

A

Metastrongylus

Ascaris suum

24
Q

When is vaccination of resp disease administered in pigs?

A

Pregnant sows
Young/weaner piglets
During quarantine before entry to a herd

25
Q

What are the clinical signs of iron deficiency in pigs?

A 
Young pigs
Pale
High RR
Low temperature
Thin watery blood
26
Q

What bacteria can cause bacterial endocarditis in pigs?

A

Erysipleas

27
Q

What does a vit E deficiency cause in pigs?

A

Mulberry heart => causes myocarditis (decrease contractility)

28
Q

Name the organism that causes enzootic pneumonia in pigs…

A

Mycoplasma hyopnuemoniae

Respiratory (16 decks)

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