Parasitic Infections Flashcards
rocky mountain spotted fever is transmitted by what vector?
ixodid tick bite
immunofluorescent antibody to anti-ricketsii antibodies indicate what diagnosis?
rocky mountain spotted fever
how do you treat RMSF?
doxycycline
chloarmphenicol
what are bed bugs?
Cimex lectularius
which infection is charactersitic of nocturnal feedings tha tproduce a linear arrangement of papular urticaria?
bed bug bites
what is pediculosis caused by?
pediculosis humanus capitis (head lice)
what is the name fo rthe body louse?
pediculus humanus corporis
what is the name for pubic lice?
pediculus pubis
what is scabies?
sarcoptes scabiei
mites that generally affect genitalia as well as interdigitel webs of hands, etc.
describe the lifecycle of cutaneous larva migrans caused by hookworms.
ova of hookworms are deposted in sand and soil and its larvae hatch that penetrate human skin –> moves to lungs –> coughed up larvae are swallowed –> GI –> eggs are passed in feces
what is seabather’s eruption?
papulo-vesicular rash occurring in regions covered by swimwear
what is the vector for leishmaniasis ?
sand fly bite
lyme borreliosis is caused by what parasite?
borrelia burgdorferi transmitted by infected ixodid tick
what happens in stage 1 of lyme disease?
(erythema migrans)- expanding annular lesion with distinct red border and partially clearing center
what happens in stage 2 of lyme disease?
(disseminated infection) - fever, chills, myalgia, headache, weakness, photophobia, meningitis, carditis
