Swine

Question 1

Breed

condition

model

Answer 1

Lee-Sung pig

congenital anophthalmia

circadian rhythm in blindness

Question 2

Name the structure.

Causative agent

Answer 2

Botryoid inclusion (intracytoplasmic)

Porcine Circovirus 2

Question 3

Types of agents that can cause this

Answer 3

Porcine Circovirus 2 - non-enveloped RNA virus

PRRS - single-stranded RNA virus classified in the order Nidovirales, family Arteriviridae, and genus Arterivirus.

PPV-1, a single-stranded DNA virus classified in the genus Parvovirus, family Parvoviridae. (SMEDI)

Question 4

Name of condition

cause

Answer 4

Porcine Dermatitis and Nephropathy Syndrome

Porcine Circovirus 2

immune complex deposition

Question 5

Gross description

Cause

Disease Name

Answer 5

Thoracic and perotoneal fibrinoserositis

Haemophilis parasuis

Glasser’s Disease

Question 6

Other clinical signs that may occur

Causative agent

Answer 6

fever of 40–42°C; anorexia; depression; stiff, stilted gait; sitting posture; abortion; and sudden death

Erisypelothrix rhusiopathiae

Question 7

Causative agent

Pathogenesis

Associated co-infection

Answer 7

Bordatella bronchiseptica, Pasteurella multocida, Haemophilis parasuis

Turbinate atrophy due to Pasteurella Multocida Toxin, Dermonecrotic toxin (Bordatella), atrophic effects of H. parasuis

Porcine cytomegalovirus

Question 8

describe

cause

Answer 8

Mycoplasma hyopneumoniae.

Consolidated and red apical lung lobes

Question 9

describe

causative agent

Answer 9

The intestine is diffusely thickened and there is fibrinonecrotic debris adherent to the lumenal surface

Lawsonia intracellularis

Question 10

Causative agent

Describe histo

Answer 10

Lawsonia intracellularis, proliferative enteritis. Organisms are present within the apical cytoplasm of intestinal glandular enterocytes.

Question 11

Describe

Causeative agent

Answer 11

Villi of the small intestine are markedly shortened.

Porcine Coronavirus. Transmissible gastroenteritis.

Question 12

Pathogenesis

Answer 12

Exfoliative toxins target stratum granulosum

Question 13

Differential Dx

Family, genus

Which are reportable?

Answer 13

Foot and Mouth Disease virus: family Picornaviridae, genus Aphthovirus (R)

Vesicular stomatitis virus; family Rhabdoviridaegenus, genus Vesiculovirus (R)

Swine vesicular virus; family Picornaviridae, genus Enterovirus

Vesicular exanthema of swine virus; family Caliciviridae, genus Vesivirus

Classical swine fever; family Flavivirus, genus Pestivirus