Dental materials and radiology: sialography: 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 · Dental materials and radiology: sialography

Sample item

A patient has recurrent painful parotid swelling after meals. Plain films show nothing. Which investigation outlines duct strictures and radiolucent stones?

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

The answer and the reasoning

C. Sialography

Sialography involves injecting contrast into the duct and shows stones, strictures and sialectasis. It is contraindicated during acute infection.

Option by option

  • A. Cephalogram

    A cephalogram shows the skeleton in profile.

  • B. Barium swallow

    A barium swallow evaluates the oesophagus.

  • C. Sialography (correct)

    Correct. Contrast filling outlines the duct system.

  • D. Orthopantomogram

    An OPG shows bones and teeth, not duct detail.

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 C, Sialography. Sialography involves injecting contrast into the duct and shows stones, strictures and sialectasis.

Why is "Cephalogram" not the answer?

A cephalogram shows the skeleton in profile.

Why is "Barium swallow" not the answer?

A barium swallow evaluates the oesophagus.

Why is "Orthopantomogram" not the answer?

An OPG shows bones and teeth, not duct detail.

What concept does this question test?

It tests Dental materials and radiology: sialography in Dentistry. It is contraindicated during acute infection.

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 Dental materials and radiology: sialography?

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.