A man presents with fever and childs 2 weeks after a louse bite. There was maculo-papular rash on the trunk which spread peripherally. the cause of this infection can be -
Ans. is 'd' i.e., Epidemic typhus o Amongst the given options, only epidemic typhus is caused by louse bite. o For clinical presentation of different Rickettsial diseases, See previous explanations
Scrub typhus
Endemic typhus
Rickettsial pox
Epidemic typhus