LA2: Equine Parasites
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What parasite most is the most common large strongyle?
Where does Strongylus vulgaris travel to for 6 mo?
Symptoms of Strongylus vulgaris:ITCD
- death by impaction
What do large strongyle eggs resemble?
How many species of small strongyles affect horses?
What is the most common one?
Do small strongyles migrate?
Where are small strongyles found then?
they encyst in the cecum and can become dormant
How do dormant small strongyles react to dewormers?
they are not affected making them hard to kill
What are the symptoms of small strongyles?
What is the threadworm of horses?
Symptoms of Strongyloides westeri:DROS
- rare w/ adults
- only activated w/ lactation\
- self limiting
MOI Strongyloides westeri
ingestion of milk or feces
Who commonly gets Strongyloides Westeri?
- foals 2-4 mo
- immunity w/ age
What is the equine roundworm?
Symptoms of Parascaris equorum?CPID
- intestinal blockge
- dec performance
MOI Parascaris equorum
c+ up and swallowed
Who gets Parascaris equorum?
horses < 2yrs
What is the pinworm of horses?
The female of Oxyuris ewui lives in the _ and migrates out to the _ to lay eggs on the _.
Symptoms of Oxyuris equi:RI
Dx for Oxyuris equi
There are 3 types of tapeworms found in the horse, but which is the most common?
Where does Anocephala perfoliata attach?
the ileocecal junction
Symptoms of Anocephala peroliata:IC
MOI of Anocephala perfoliata
mites in hay/grass
What is the name of the fly that causes Bots?
Symptoms of Gastrophillus intestinalis:SUMMP
- stomach irritation
- mouth irritation
With bots the horse licks the eggs of of their hair and the eggs hatch in its mouth and migrate to......
Onchocerca is what?
What is onchocerca of horses?
How in Onchocerca cervicalis spread?
Where is the dermatitis caused by Onchocerca cercicalis found?
ventral midline and face
What is another symptom of Onchocerca cervicalis?
uveitis/ moon blindness
Where does Onchocerca cervicalis live before it travels to the dermis?
nuchel ligament of the neck
What would you like to do?
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