A 35-year-old woman from Central Africa presents with painless oedematous swellings that migrate across her body over days to weeks. She has marked eo...

Question

A 35-year-old woman from Central Africa presents with painless oedematous swellings that migrate across her body over days to weeks. She has marked eosinophilia. Blood taken at midday shows sheathed microfilariae with diurnal periodicity. She also reports an episode of a worm crossing the conjunctiva of her eye. What is the vector of this infection?

Accepted Answer

Chrysops silacea and C. dimidiata (deer flies)

Answer

Anopheles gambiae

Answer

Simulium damnosum

Answer

Phlebotomus sandflies

Answer

Culex quinquefasciatus

uk-dtmh MCQ (SBA): Chrysops Vector of Loa loa