American Trypanosomiasis

Question 1

Which of the following parasites is associated with the Reduviid bug?

A) Trypanosoma cruzi
B) Trypanosoma rangeli
C) Both A and B
D) Neither A nor B

Answer 1

C) Both A and B

Question 2

What are the primary reservoirs for Trypanosoma cruzi?
a) Opossums, dogs, cats, wild rodents
b) Wild rodents

Answer 2

a) Opossums, dogs, cats, wild rodents

Question 3

Which of the following animals serve as the primary reservoirs for Trypanosoma rangeli?
a) Opossums, dogs, cats, wild rodents
b) Wild rodents

Answer 3

b) Wild rodents

Question 4

What are the possible symptomatic stages associated with Trypanosoma cruzi infection?

a) Only acute
b) Only chronic
c) Both acute and chronic
d) Neither acute nor chronic

Answer 4

c) Both acute and chronic

Question 5

How is Trypanosoma rangeli infection typically characterized?

a) Symptomatic with acute illness
b) Symptomatic with chronic illness
c) Asymptomatic
d) Both acute and chronic symptoms

Answer 5

c) Asymptomatic

Question 6

In the diagnostic stage for Trypanosoma cruzi, what forms can be observed in blood tissue?

Answer 6

• Trypomastigote and Amastigote forms can be observed

Question 7

What forms are present in the diagnostic stage for Trypanosoma rangeli in blood tissue?

Answer 7

• Only Trypomastigote forms are observed in blood tissue; Amastigote forms are not present.

Question 8

What are the recommended specimens for diagnosing Trypanosoma cruzi?

Answer 8

• Include blood, lymph node aspirate, and chagoma.

Question 9

What specimen is suggested for diagnosing Trypanosoma rangeli?

Answer 9

• For diagnosing Trypanosoma rangeli, the recommended specimen is blood.