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What is 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 - and explain in detail?
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