Inflammatory dermatoses: 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.

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Dermatology · Inflammatory dermatoses

Sample item

What finding is characteristic of lichen planus?

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

The answer and the reasoning

B. Pruritic purple polygonal planar papules

Lichen planus classically causes pruritic purple polygonal flat-topped papules, sometimes with fine white Wickham striae.

Option by option

  • A. Honey-coloured crusts

    Honey crusts indicate impetigo.

  • B. Pruritic purple polygonal planar papules (correct)

    Correct: the six-P morphology is classic for lichen planus.

  • C. Target lesions after herpes infection

    Target lesions suggest erythema multiforme.

  • D. Greasy scalp scale only

    Greasy scale suggests seborrhoeic dermatitis.

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.

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Questions about this Dermatology question

What is the answer to this Dermatology question?

The best answer is B, Pruritic purple polygonal planar papules. Lichen planus classically causes pruritic purple polygonal flat-topped papules, sometimes with fine white Wickham striae.

Why is "Honey-coloured crusts" not the answer?

Honey crusts indicate impetigo.

Why is "Target lesions after herpes infection" not the answer?

Target lesions suggest erythema multiforme.

Why is "Greasy scalp scale only" not the answer?

Greasy scale suggests seborrhoeic dermatitis.

What concept does this question test?

It tests Inflammatory dermatoses in Dermatology. The correct option holds because: Correct: the six-P morphology is classic for lichen planus.

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 Inflammatory dermatoses?

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.