Ostertagia ostertagi Flashcards
Does ostertagia infect humans?
No it is not a zoonoses.
What kind of animals are infected with ostertagia ostertagi?
Cattle - generally young stock.
What disease does the ostertagia ostertagi parasite cause?
Parasitic gastroenteritis.
What is ostertagia ostertagi?
Nematode (roundworm)
What is the most important group of nemotodes in ruminants?
Trichostrongyloidea
What kind of life cycle is exhibited in ostertagia ostertagi?
Direct.
Where in cattle do Ostertagia ostertagi live?
Abomasum.
What is the abomasum?
Forth and final stomach in ruminants.
Outline the life cycle of Ostertagia ostertagi?
- Parasite ingested from water droplets from pasture.
- Penetrates abomasal gland.
- Ruptures abomasul wal - degenerates parietal cells so they can not secrete acid.
What are the clinical signs of Ostertagia ostertagi infection?
- Watery diarrhea.
- Anemia.
- Hypoproteinemia.
- Sub-mandibular edema.
- Emaciation (chronic).
How does the abomasul mucosa appear after ostertagia ostertagi infection?
- Hyperplasia.
- Raised Nodules.
How is ostertagia ostertagi infection diagnosed?
- Strongyle Egg and adult morphology.
- Raised serum pepsinogen.
How is ostertagiosis treated?
Using anthelminthics.
Name an anthelminthics drug?
Fenbendazole
What is pepsinogen?
An anzyme that becomes pepsin - secreted in stomach to digest proteins.
