Contrast: practice question

A Radiology 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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Radiology · Contrast

Sample item

What can iodinated contrast cause rarely?

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

The answer and the reasoning

C. Allergic-like reaction

This item reviews Contrast; Allergic-like reaction is the best answer because it directly matches the imaging or dental principle described.

Option by option

  • A. Alopecia only

    Alopecia only is unsupported by the key finding.

  • B. No reactions ever

    No reactions ever does not fit the stated pattern.

  • C. Allergic-like reaction (correct)

    Correct. Allergic-like reaction matches the defining feature.

  • D. Caries

    Caries is plausible but is not the best answer.

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 Radiology question

What is the answer to this Radiology question?

The best answer is C, Allergic-like reaction. This item reviews Contrast; Allergic-like reaction is the best answer because it directly matches the imaging or dental principle described.

Why is "Alopecia only" not the answer?

Alopecia only is unsupported by the key finding.

Why is "No reactions ever" not the answer?

No reactions ever does not fit the stated pattern.

Why is "Caries" not the answer?

Caries is plausible but is not the best answer.

What concept does this question test?

It tests Contrast in Radiology. The correct option holds because: Correct. Allergic-like reaction matches the defining feature.

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 Contrast?

Learn signs with the image, and the disease they point to. Then use the flashcards and the other Radiology 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.