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NAVLE Misc Species questions and answers rated A+ 2024/2025
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NAVLE Misc Species questions and answers rated A+ 2024/2025
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NAVLE Misc Speciespig presents with:
- diamond shaped sin lesions. what is your top differential and how is it treated/ prevented -
ANSerysipelas
depopulate infected (ZOONOTIC)
vaccine
pig presents with:
- acute fever, vasculitis, hyperemia/ widespread petechial hemorrhages, and neuro signs. what
are your top 2 differentials and how do you diagnose - ANSclassical swine fever (hog cholera)
vs african swine fever
tissue samples/ ELISA
how is African Swine fever spread - ANSsoft ticks
pig presents with:
- muscle pain.
Post mortem meat inspection reveals encysted spiral-looking parasite encysted in tissue. what
Is your top differential? why is this important? - ANStrichinosis
ZOONOTIC
pig presents with:
- sneezing, snuffling, oculonasal discharge, deviation of snout. what is your top differential
(disease name and infectious organism) - ANSatrophic rhinitis
bordetella bronchisepticum
pasteur ella multocida
pig presents with:
- resp, CNS (paddling), and abortions . What is your top differential and what is the infectious
organism - ANSpseudo rabies
herpes virus
ZOONOTIC
what would you expect to see on histopath in pseudo rabies cases in pigs - ANSintranuclear
inclusion bodies
necrotizing lesions of CNS/ resp tract
pig presents with:
- < 2 weeks old
- profuse yellow white watery diarrhea, gas/ odor, necrotic tail
,-emaciation, acidosis, pigs huddled together, dirty environment, cold temp
-causes edema disease in older pigs
what is your top differential - ANSe coli
entric colibacillosis enterotoxin
gram negative rod
treatment of e coli in young piglets - ANStetracycline
proper management
pig presents with:
-< 2 wees old
- vomiting, profuse yellow white diarrhea with undigested curds of milk in feces and stomach
- high mortality
what is your top differential and what is the infectious organism ? - ANSTGE transmissible
gastroenteritis TGE
Coronavirus
pig presents with:
-< 1 month old
- severe yellow white diarrhea/ gray pasty with poorly digested feed, anorexic, weak
what is your top differential - ANSrotavirus
= Right through GIT
pig presents with:
-< 3 days old
- sudden onset of white yellow diarrhea with areas of dark red hemorrhage and potentially some
necrotic debris, weakness, dehydration, shock
what is your top differential - ANSclostridium perfringens type C
(or A)
type c high mortality (type A low mortality)
how do you diagnose clostridium perfirgens c in pigs - ANSanaerobic culture- large gram
positive rods
how do you prevent clostridium perfringens type c in pigs - ANSvaccinated dam with toxoid at 6
and 3 weeks prior to farrowing
pig presents with:
, -< 2 days old
-past yellow water diarrhea
-low mortality
what is your top differential - ANSclostridium difficile
pig presents with:
-<2 weeks old
- white yellowy watery greasy foul smelling diarrhea with no blood or "sheep pellet feces"
- oocysts in feces
what is your top differential and what is the infectious organism - ANScoccidiosis
isospora suis
how is isospora suis (coccidiosis) prevented in pigs and how is an infected pig treated -
ANSfeed anticoccidials to sow 2 weeks before farrowing through lactation
Treatment ponazuril/ sulfamethazine in drinking water
pig presents with:
->3 months old
-yellow liquid diarrhea with flecks of necrotic debris, rectal strictures, megacolon, necrosis,
fibrosis
-
what is your top differential and how of you treat it - ANSSalmonella
Neomycin
ZOONOTIC
pig presents with:
-finishing pig
-gray/ green mucoid large bowl diarrhea with flecks of blood
-mucosa of large intestines covered by yellow necrotic debri or gray mucus
what is your top differential and what is the infectious organism - ANSswine dysentery
brachyspira hysodysentery (anaerobic spirochete)
DYSentery- DISgusting mucus
how is swine dysentery (brachyspira) treated and how can you help prevent trransmission -
ANSmacrolides in water (erythromycin)
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