MCQ – 86007

Correct Answer � B Explanation

Ans. B. Chikungunya rash

• The picture depicts a chick sign seen in Chikungunya.
• Generalized morbilliform maculopapular rash with normal islands of intervening skin and characteristically sparing the face has been the most commonly (30–55%) reported manifestation.
• The rash develops within 3–4 days of the onset of fever and tends to subside in about a week without any sequel.
• Skin hyperpigmentation is the next most commonly encountered finding.
• It occurs in the form of centrofacial pigmentation predominantly involving the nose (Chick sign).
• It is the most commonly described pigmentation developing during the acute phase of the disease and helps in the retrospective diagnosis of CHK infection.