PIGS

Question 1

Porcine respiratory coronavirosis
(Causative agent)

Answer 1

PRCV

Question 2

Signs of porcine respiratory coronavirosis?

Answer 2

Dyspnea, polypnea, anorexia, fever & adults are subclinicals without signs

Question 3

Causative agent of mycoplasmal pneumonia/enzootic pneumonia

Answer 3

Mycoplasma hyopneumoniae

Question 4

Short description of mycoplasmal/enzootic pneumoniae

Answer 4

-Bacterial respiratory disease
-acute with high mortality & chronic form
-stress-related and seasonal from nov-march.
-Penicillin doesn’t work for mycoplasmal form
-important to vaccinate

Question 5

Forms of actinobasillus pleuropneumoniae

Answer 5

Peracute, acute & chronic

Question 6

Short description of actinobasillus pleuropneumoniae

Answer 6

-G- bacterial disease
-globally distributed
-susceptible 2-4m old piglets
-carriers infect
-morbidity 50% and mortality <10%,
-important to vaccinate

Question 7

Causative agent of pneumonic pasteurellosis

Answer 7

Pasteurella multocida

Question 8

Short description of pneumonic pasteurellosis

Answer 8

-Commonly secondary infection of pigs with enzootic pneumonia
-acute or chronic pneumonia, purulent bronchopneumonia & pleuritis
-mortality 5-40%
-more common under poor conditions
-pm abscessation of lungs
-NO vaccine

Question 9

2 forms and causative agents of atrophic rhinitis

Answer 9

1. Nonprogressive (NPAR)
   Bordetella bronchiseptica
2. Progressive (PAR)
   Pasteurella multocida

Question 10

Clinical signs of atrophic rhinitis

Answer 10

Sneezing, nasal discharge, epistaxis, deformity of face with nasal bones (turbinate & ethmoid bones), atrophy of nasal mucosa

Question 11

Causative agent of swine influenza

Answer 11

Swine influenza virus, orthomyxovirus

Question 12

Short description of swine influenza

Answer 12

-Seasonal viral disease from fall-winter
-IP 1-3d
-causes fever, thumps, dyspnea, can become chronic
-AB for secondary infections
-immune for 3months
-zoonosis

Question 13

Causative agent of streptococcus suis infection

Answer 13

Streptococcus suis, G+

Question 14

Short description of streptococcus suis infection?

Answer 14

-Bacterial disease
-mostly affects 5-10w old piglets
-IP 24h
-causes fever, septicemia, shifting lameness, meningitis, polyarthritis & endocarditis
-in peracute form dead without signs -broad spectrum AB’s
-hard to eradicate, NO good vaccine

Question 15

Causative agent of glasser’s disease?

Answer 15

Haemophilus parasuis, G-

Question 16

Short description of glasser’s disease

Answer 16

-Bacterial stress-related disease
-very common in Europe
-primary morbidity 70% & mortality <50%
-IP hours to days
-causes respiratory signs, polyserositis, polyarthritis, nervous symptoms
-early AB to whole herd
-minimize stress and vaccinate if endemic

Question 17

Causative agent of porcine reproductive and respiratory syndrome (PRRS)

Answer 17

Porcine reproductive and respiratory syndrome virus, arterivirus

Question 18

Short description of PRRS

Answer 18

-Viral disease
-Reproductive disorders, high piglet mortality & respiratory disease in young piglets
-subclinical infection is endemic in most herds
-morbidity 50% and mortality 25% in nursery pigs
-Death usually by secondary infection e.g. S.suis
-IP 2-7d
-No treatment, stamping out
-VACCINATE