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18 Cards in this Set

  • Front
  • Back
What is the pathogen in Chagas and type of pathogen is it?
-Trypansonoma cruzi
-protozoa
What part of the world is chagas most prevalent in?
the Americas (central and south amer)
What does DALY measure?
- disibility adjusted life year
name 3 possible wild animal hosts for chagas in US
-armadillos
-coyotes
-opossums
-raccoons
what is the vector of Chagas
-Triatoma rubida
What are the pathogen lifestages inside the vector?
_Epimastigotes
-Trypomastigotes
Pathogen lifestages inside the host
-Amastigotes
-Trypomastigotes
Name 2 differences between Chagas disease life cycle and African Trypansomiasis life
-Bloodstream trypomastigotes do not replicate
-parasties as amastigotes replicate inside tissue
Name 2 methods T. Cruzi uses to evade human immune system?
-switching between stages
-intracellular life cycle (in cell so immune system can't capture it inside the fluid in the cell)
Name one vector for chagas in US
Triatoma rubida
how many immature instar stages do the vectors for chagas have?
5
what gender of the chagas disease vector feeds?
both female and male
How does the chagas pathogen invade the human host?
fecal through bite site
one characteristic symptom of Chagas
Chagoma
2 possible cardiac complications of Chagas
-heart failure
-cardiac arrest
Name one method of diagnosis of the acute infection with Chagas
blood smear
2 drugs used to treat Chagas. Is infection ever fully eliminated?
-
2 methods of control of Chagas in endemic areas
-