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Lab Review:Parasites(Equine Part 2)
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What is the intestinal threadworm of horses?SW
strongyloides westeri
Strongyloides westeri is a nematode found where?
small intestines
Strongyloides westeri is found is foals of what age?
2-6mo
Route of strongyloides westeri: TPPI
transmammary
placental
penetration of skin
ingestion
You can get a sample of strongyloides westeri from
fresh feces
What can strongyloides westeri erode?
intestinal mucosa
Occasionally strongyloides westeri migrates to the lungs where.....
it causes hemorrhage and resp distress
What is the equine tapeworm? AP
anoplocephala perfoliate
Where is anoplocephala perfoliate found and what can it cause?
ileocecal junction
impaction and colic
IH for anoplocephala perfoliate
orbatid mite found in hay and grain
What do we prevent and treat anoplocephala with that should be given twice a year?
praziuantal
What is the name of the fly?GI
gastrophilus intestinalis
Gastrophilus intestinalis larva are commonly called...
bots
How the gastrophilus intestinalis larva get inside the horse: CSHC
cemented eggs on hair shafts
stimulated by licking
hatch
crawl into mouth
Although most of the time gastrophilus intestinalis doesn't cause the horse harm...
Where do they penetrate
Where are they released?
oral mucosa and stomach
feces
What is spread by biting midges of the Cullicoides species?OC
onchocerca cervicalis
Onchocerca cervicalis is a nematode and where do its adults live?NL
nuchal ligament (neck region)
Onchocerca cervivalis produces lesions caused by
microphilaria
What are some other symptoms of Onchocerca cervicalis?DOPDE
dermatitis
opthalmia
patchy alopecia
epigmentation
extreme ruritis
Where can ochocerca cervicalis also migrate to?
the eyes
tx onchocerca cervicalis: IMA
ivermectin
moxidectin
adults have to be sx removed
Author
heather.dundas
ID
241026
Card Set
Lab Review:Parasites(Equine Part 2)
Description
vti
Updated
2013-10-17T10:13:27Z
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