Endemic typhus cause and vector is
Correct Answer: R. typhi and Rats
Description: Endemic Typhus Is also known as 'Flea borne typhus' or 'Murine Typhus' Causative agent : Rickettsia typhi (R.mooseri) Reservoir: Rats Mode of Transmission : Rat Flea (Xenopsylla cheopsis) - But not Through bite, rather through feces innoculation on skin or inhalation of dried infective faeces Incubation period : 1-2 weeks Weil-Felix reaction: Becomes positive with proteus OX-19 in 2nd week Drug of choice : Tetracycline Ref: Park 25th edition Pgno : 316
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