Porcine resp disease complex Flashcards Preview

VSCI300 ID > Porcine resp disease complex > Flashcards

Flashcards in Porcine resp disease complex Deck (14):
1

name 6 bacteria which contribute to the PRDC

1. bordatella bronchiseptica
2. haemophilus parasuis
3. myocoplasma hyopneumoniae
4. pasteurella multicida
5. strep suis
6. A. pleuralpneumoniase

2

name 5 viruses which contribute to PRDC

1. PRV -
2. PRRSV - resp and repro
3. PCV2 -circovirus
4. SIV - swine influenza
5. PRCV

3

how are most resp disease controlled

biosecurity
husbandry management - as resp path are ubiquitous

4

what are the major differences in pig lung anatomy

v lobulated
tracheal bronchus (3 in total)

5

what is the target of PRRS

alveolar mphages
virion released = damage

6

name the 3 strains of flu virus that make SIV

H1 N1
H1 N2
H3 N2

7

desc the simple pathogenesis of SIV

12hr incubation
rapid, severe onset
immunity last 6mth max

8

what disease does PCV 2 cause?

lymphocyte depletion
mummification
non-viable piglets

9

descr the transmission of PCV 2

semen
transplacental (neonate subclin shed)
hardy in environ
survives many disinfectants
vaccinate

10

what agent causes enzootic pneumonia?

mycoplasma hyopneumoniae

11

desc the simple pathogenesis of EP and its transmission

not hardy in environ
incubation 8wks
3km on wind
carrier pigs

12

how is EP treated?

LA OTC injection

13

what is bordatella bronchiseptica usually cause?

necrohaemorrhagic pneumonia (piglets)
bronchopneumia (adults)
risk of 2ry infections as detroyed cilia on resp epithelium

14

how do you prevent b bronchiseptica?

vaccinate - nasal
1-3do
1ml/nostril