Diseases In Pigs

Question 0

Sudden onset respiratory distress w/open mouth breathing, frothy pink oral+nasal d/c, febrile, YOUNG pigs affected. Dx?

Answer 0

Pleuropneumonia (Actinobacillus pleuropneumoniae)

Gram - coccobacillus

Question 1

Can poliarthritis, bronchopneumonia, sepsis, meningitis in nursing or recently weaned pigs

Answer 1

Streptococcus suis

More of an individual, small group problem

Question 2

Sneeze, cough, lacrimation. Affects YOUNG pigs 3-6 weeks of age.

Answer 2

Atrophic rhinitis

Question 3

Persistent dry cough

Answer 3

Mycoplasma pneumonia
(Enzootic pneumonia)

More of a chronic problem

Question 4

Acute onset of respiratory distress, oral/nasal d/c (not blood tinged), affects ALL AGES.

RAPID SPREAD

Answer 4

Swine Influenza

Question 5

Big pig dies acutely after trying to collect blood. Turned blotchy & resp distress. Dx

Answer 5

Porcine Stress Syndrome (PSS)

Recessive genetic myopathy

Question 6

No clx sx’s, just acute death pigs +/- 4 was old. Necropsy polyserositis. Top differentials?

Answer 6

Streptococcus suis OR
Haemophilus parasuis (true ER… most likely cause death)
Tx ex Ceftiofur ASAP to all remaining pigs

Question 7

Not currently in US, cause systemic and enteric problems, not associated with pneumonia

Answer 7

Classic Swine Fever

Question 8

Pigs <8wks old depressed, anorexic, lethargic. Brown exudative spots skin of the head, axillae & groin. Some of the lesions brown to dark crusts. Dx?

Answer 8

Staphylococcus hyicus ("Greasy pig dz)
YOUNG <8 weeks old pigs

Question 9

3wk old piglets, alternating lameness, swollen joints, febrile. Necropsy–> fibrinopurulent pleuritis, peritonitis, pneumonia, neuro sx, pericarditis, meningitis. DX?

Answer 9

Glasser’s Dz

Haemophilus parasuis