The following are true regarding Lyme's Disease, except:-: (A) lt is transmitted by ixodid tick., (B) Erythema chronicum migrans may be a clinical feature, (C) Borrelia recurrentis is the aetiological agent, (D) Rodents act as natural hosts
Answer is C. Option 1, 2, 4 Lyme's disease Causative agent = B. burgdorferi Transmitted by bite of Ixodid ticks /Hard tick Replicates locally & invades locally Centre - periphery Erythema Chronicum migrans Annular rash / bull's eye. Associated with ch. ahritis Option 3 B. recurrentis: causes Relapsing fever Reason for relapse is antigenic variation, shown by its causative agent B. recurrentis.