Pig 1 2

Question 1

What is the notifiable disease in pigs

Answer 1

African Swine Fever

Question 2

What is PRRS

Answer 2

Porcine Reproduction Respiratory Syndrome

Question 3

Normal temp range for pigs

Answer 3

38.6-39.1

Question 4

Normal HR for pigs

Answer 4

70-80
Faster if younger

Question 5

Normal RR for pig

Answer 5

13-18
Faster if younger

Question 6

Common diseases that can be seen when examinaning head

Answer 6

Atrophic Rhinitis
Deviated septum
Discharge

Question 7

Where to draw blood

Answer 7

Jugular

Question 8

What is the best route for medicating pigs

Answer 8

Water, pigs stop eating before drinking

Question 9

Outline stratergies for management of enzootic disease

Answer 9

Prompt treatment at therapeutic level at onset of clinical signs
Prophylaxis only in “Exceptional circumstances where the chance of infection is high and the outcome is likely to be severe”
Prophylaxis must be accompanied by a management review
Appropriate management controls eg all in all out
Segregated Early Weaning (US)
Vaccination

Question 10

Most common respiratory disease

Answer 10

Enzootic pneumonia
PRRS
Swine influenza
Glasser disease

Question 11

What is responsible for enzootic pneumonia

Answer 11

Microplasma

Question 12

Clinical signs of enzootic pneumonia

Answer 12

Barking cough
Normally in pigs <50kg
Gradual spread
Depression of growth rate
Secondary infections common

Question 13

Where is lesions commonly seen in enzootic pneumonia

Answer 13

Cranial regions of middle lobe

Question 14

How is EP transmitted

Answer 14

Carrier pigs
Aerosols
Transfer via human clothes
Continuous flow systems

Question 15

Diagnosis of EP

Answer 15

Barking cough
ELISA blood test
PCR on tissue
Characteristic lung tissue post mortem

Question 16

Treatment of EP

Answer 16

Water medication with tetracyclines
Feed medication/Paraental treatment

Question 17

EP control

Answer 17

Vaccination from 7-21 days
Isolation of incoming stock (6weeks)
Partial depopulation or full depopulation

Question 18

EP management controls

Answer 18

All in, all out
Batch Farrowing
Avoid mixing and moving
Reduce stocking densities
Keep ventilation high

Question 19

What is PRRS caused by

Answer 19

RNA virus

Question 20

Why is PRRS of significant interest

Answer 20

It is a immunosuppressive virus

Question 21

Can PRRS be transmitted via semen?

Answer 21

Yes

Question 22

What kind of pneumonia is PRRS

Answer 22

Intertisial pneumonia

Question 23

Clinical signs of PRRS

Answer 23

May not have obvious signs
Laboured breathing
Fever- 41
Weakness, Splay legs
Cyanosis
Oedema of eyelids in piglets
Increase in other diseases on farm

Question 24

When the sow gets infected by PRRS, how long will she have to be to cause abortions

Answer 24

72 days

Question 25

Distribution of PRRS in terms of pathology

Answer 25

Interstitial pneumonia Excess pleural and pericardial fluid No alveolar macrophages

Question 26

Diagnosis of PRRS

Answer 26

Histopathology absence of alveolar macrophages PCR testing on tissue, blood or rope testing Serology( ELISA,IPMA)

Question 27

Control of PRRS

Answer 27

Isolation Filtration on air intakes Purchase of seronegative pigs Vaccinations (live attenuated/killed-not as effective) Control secondary infections Partial/full depopulation Enhanced biosecurity

Question 28

Clinical sign of swine influenza

Answer 28

Involvement of whole herd Lethargy, anorexia Fever Productive cough, sneezing Runny eyes Weight loss Mortality rare

Question 29

Describe pathology of lung that has swine influenza

Answer 29

Demarcated collpased plum coloured lung lesions Mucus and purulent exudate in bronchi

Question 30

Diagnosis of influenza

Answer 30

Clinical sign of complete herd involvement Post mortem Virus isolation using PCR from nasal swabs. tonsilar or lung tissue

Question 31

Control and treatment of influenza

Answer 31

Vaccination of sows Water soluble aspirin/paracetamol Vaccination of stockperson AB to treat secondary diseases Bird exclusion

Question 32

Pleuropneumonia primarily affects what kind of pigs

Answer 32

Growing pigs

Question 33

Bacteria name that causes pleuropneumonia

Answer 33

Actinobacillus pleuropneumonia Gram neg cocci

Question 34

Pleuropneumonia clinical signs

Answer 34

Really acute onset from 6-8 weeks Severe coughing to cause vomitting Fever Death following 4-6 hours after onset of clinical signs

Question 35

Pleuropneumonia pathology

Answer 35

Lesions are red and black before pleurisy but rapidly become covered in fibrin Lesions become firm and whitish with necrotic centres

Question 36

Pleuropneumonia diagnosis

Answer 36

C/S Lesions Slaughter house inspections PCR

Question 37

Pleuropneumonia treatment

Answer 37

Penicillin, Ceftiofur as drug as last resort NSAIDS for sick pigs- Meloxicam Water medication