Infections: chikungunya skin signs: practice question

A Dermatology question in the style of the NEET PG paper. Answer it first, then read why the right option is right and why each of the others is wrong.

Try it

Dermatology · Infections: chikungunya skin signs

Sample item

Weeks after acute chikungunya fever, many patients show brown pigmentation over the nose and cheeks. This is called:

Original practice item, not a recalled exam question. Nothing here is recorded.

The answer and the reasoning

A. Centrofacial hyperpigmentation (chik sign)

Chikungunya commonly leaves centrofacial brown hyperpigmentation, and other cutaneous signs include flagellate or aphthous-like lesions and acral vesiculobullous lesions in infants. It is post-inflammatory and fades gradually. Photoprotection helps.

Option by option

  • A. Centrofacial hyperpigmentation (chik sign) (correct)

    Correct. Centrofacial pigmentation after chikungunya is the chik sign.

  • B. Riehl melanosis

    Riehl melanosis is allergic pigmented contact dermatitis.

  • C. Civatte poikiloderma

    Civatte poikiloderma affects the sides of the neck.

  • D. Melasma of pregnancy

    Melasma is hormonal and photo-aggravated, not post-febrile.

Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.

More Dermatology questions

Questions about this Dermatology question

What is the answer to this Dermatology question?

The best answer is A, Centrofacial hyperpigmentation (chik sign). Chikungunya commonly leaves centrofacial brown hyperpigmentation, and other cutaneous signs include flagellate or aphthous-like lesions and acral vesiculobullous lesions in infants.

Why is "Riehl melanosis" not the answer?

Riehl melanosis is allergic pigmented contact dermatitis.

Why is "Civatte poikiloderma" not the answer?

Civatte poikiloderma affects the sides of the neck.

Why is "Melasma of pregnancy" not the answer?

Melasma is hormonal and photo-aggravated, not post-febrile.

What concept does this question test?

It tests Infections: chikungunya skin signs in Dermatology. It is post-inflammatory and fades gradually. Photoprotection helps.

How hard is this question?

We tag it as an application question: it asks you to use a fact on a patient or a finding. The tag is our own editorial judgement, not an official difficulty rating, so read the reason for every option, not only the answer.

How should I study Infections: chikungunya skin signs?

Learn each condition by its primary lesion, site and signature sign. Then use the flashcards and the other Dermatology questions on this site to test what stuck.

Is this a real NEET PG question?

No. It is an original practice item (editorial status: sample, version 1). NextPrep does not publish recalled or leaked questions, and independent faculty review of this item has not been completed yet, so confirm important facts in a standard textbook.