Ans : C ChikungunyaRef: Hypapigmqtdion and &ilangurwfetEn &hasnw A" An has Demaor 20 I 6;9 I :g60-I r.Chikungunya fever (cF) is an acute febrile illness presenting with symptoms like intense asthenia, ahralgia, myalgia and headache and is caused by chikungunya virus (CV).Among the skin lesions, maculopapular rash is common, but seen in several viral illnesses, therefore, not useful in suspecting CF.Hyperpigmentation is a unique feature noted in CF.Hyperpigmentation associated with CF is macular and most commonly affects nose and cheeks.