14. Cysticercosis of the herbivores, omnivores and rabbits Flashcards
(16 cards)
What class do Taenia species belong to?
Cestoda
What is the morphology of Taenia ovis?
Up to 2 m, scolex with 4 muscular suckers, rostellum with 2 rows of 22-32 rostellar hooks, 500-1000 proglottids
What type of damage can Taenia hydatigena cause in intermediate hosts?
- Traumatization of intestinal mucosa, liver parenchyma
- liver cirrhosis & inflammation of lungs
Fill in the blank: The larval stage of Taenia hydatigena is known as _______.
cysticercus tenuicollis
What is the common treatment for definitive hosts infected with Taenia species?
Praziquantel
What is the primary method of diagnosis for definitive hosts of Taenia?
Feces examination
What is the morphology of Taenia saginata?
Largest of Taenia – 4-10 m length, four suckers, no hooks
How long can Taenia saginata eggs survive in the environment?
1 year
Where does Taenia saginata develops into cysticercus bovis?
In the muscles of the intermediate host
What are common clinical signs of Taenia saginata infection in humans?
Diarrhea, abdominal pain, asymptomatic, nausea, anorexia
What is the intermediate host (IH) for Taenia solium?
Small ruminants, pigs
Fill in the blank: The larval stage of Taenia solium is known as _______.
cysticercus cellulosae
What are the treatment options for Taenia solium in humans?
Praziquantel for FH, surgery for IH
What is a significant risk associated with Taenia solium in humans?
Accidental intermediate host infection leading to extraintestinal infection
What diagnostic method can be used for human cerebral cysticercosis?
CAT scan
What is the common control measure for preventing Taenia infections?
Good sanitation, thorough cooking of meat
