Insect vectors (lecture) - incomplete

Question 1

What are the three genera of mosquitoes that are clinically relevant?

Answer 1

Anopheles
Aedes
Culex

Question 2

What two diseases covered in class are transmitted via Psychodidae?

Answer 2

This is sand fly - Bartonellosis and Leishmaniasis

Note: Was told by a preceptor that he had never seen Leish on a Board exam (very rare in US)

Question 3

What is the vector of River Blindness?

Answer 3

Simuliidae (a black fly)

Question 4

What is the vector of African Sleeping Sickness?

Answer 4

Glossinidae (Tsetse fly)

Question 5

10 y.o. poverty stricken South American girl comes in with a unilateral periorbital swelling and fever. She reports that her mud hut is infested with “beetles.” What is the probable diagnosis and organism responsible for the infection?

Answer 5

This is Chagas. Kissing bugs (Reduviidae) is the vector for T. cruzi (the cause).

Question 6

Rickettsia, Borrelia recurrentis, and Bartonella quintana all use what as a vector?

Answer 6

Lice(Pedicures humanus humanus)