Acne: 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 · Acne

Sample item

What primary lesion occurs in acne vulgaris?

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

The answer and the reasoning

C. Comedone

Comedones are plugged pilosebaceous follicles and are primary lesions of acne, appearing as open blackheads or closed whiteheads.

Option by option

  • A. Purpura

    Purpura is larger extravasated blood in skin.

  • B. Wheal

    Wheals occur in urticaria.

  • C. Comedone (correct)

    Correct: comedones are hallmark acne lesions.

  • D. Petechia

    Petechiae are tiny nonblanching hemorrhages.

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 C, Comedone. Comedones are plugged pilosebaceous follicles and are primary lesions of acne, appearing as open blackheads or closed whiteheads.

Why is "Purpura" not the answer?

Purpura is larger extravasated blood in skin.

Why is "Wheal" not the answer?

Wheals occur in urticaria.

Why is "Petechia" not the answer?

Petechiae are tiny nonblanching hemorrhages.

What concept does this question test?

It tests Acne in Dermatology. The correct option holds because: Correct: comedones are hallmark acne lesions.

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 Acne?

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.