Oral medicine: leukoplakia: practice question

A Dentistry 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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Dentistry · Oral medicine: leukoplakia

Sample item

Which oral lesion is defined clinically as a predominantly white plaque that cannot be rubbed off and cannot be otherwise characterized?

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

The answer and the reasoning

B. Leukoplakia

Leukoplakia is a clinical term for a persistent white lesion that cannot be scraped off and has no other clear diagnosis. It requires assessment because some lesions show dysplasia or malignant transformation.

Option by option

  • A. Mucocele

    A mucocele is a bluish, fluctuant salivary lesion.

  • B. Leukoplakia (correct)

    Correct. This is the clinical definition of leukoplakia.

  • C. Geographic tongue

    Geographic tongue has migrating depapillated erythematous areas with white borders.

  • D. Pseudomembranous candidiasis

    Candidal plaques are often removable, leaving an erythematous base.

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 Dentistry question

What is the answer to this Dentistry question?

The best answer is B, Leukoplakia. Leukoplakia is a clinical term for a persistent white lesion that cannot be scraped off and has no other clear diagnosis.

Why is "Mucocele" not the answer?

A mucocele is a bluish, fluctuant salivary lesion.

Why is "Geographic tongue" not the answer?

Geographic tongue has migrating depapillated erythematous areas with white borders.

Why is "Pseudomembranous candidiasis" not the answer?

Candidal plaques are often removable, leaving an erythematous base.

What concept does this question test?

It tests Oral medicine: leukoplakia in Dentistry. It requires assessment because some lesions show dysplasia or malignant transformation.

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 Oral medicine: leukoplakia?

Learn the dental formula, eruption ages and tooth structure once, as tables. Then use the flashcards and the other Dentistry 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.