Infections caused by rickettsiae

Infectious Disease
  1. Mediterranean spotted fever is caused by

A. R. typhi

B. R. conorii

C. R. akari

D. R. felis

ANSWER – B

2.Rickettsial pox is caused by

A. R. typhi

B. R. conorii

C. R. akari

D. R. felis

Answer – C

DiseaseOrganismReservoirVector
Typhus fever
Epidemic typhusRickettsia prowazekiiManHuman body louse
Endemic (murine) typhusR. typhiRodentsRat flea
Scrub typhusOrientia tsutsugamushiTrombiculid miteTrombiculid mite
Spotted Fever
African tick typhusR. africaeVarious mammalsHard tick
Mediterranean spotted feverR. conoriiRodents, dogRodents, dog
Rocky Mountain spotted feverR. rickettsiiRodents, dogHard tick
Rickettsial poxR. akariRodentsMite
Flea-borne spotted feverR. felisVarious mammalsFlea
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