Neuro-ophthalmology: practice question

A Ophthalmology 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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Ophthalmology · Neuro-ophthalmology

Sample item

Which symptom is classic for optic neuritis?

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

The answer and the reasoning

B. Pain on eye movement with colour desaturation

Optic neuritis commonly causes subacute painful visual loss, impaired colour vision, and a relative afferent pupillary defect.

Option by option

  • A. Itchy lid margins

    Lid itch suggests blepharitis.

  • B. Pain on eye movement with colour desaturation (correct)

    Correct: painful dyschromatopsia is typical.

  • C. Fixed traumatic mydriasis

    Mydriasis can follow iris trauma.

  • D. Painless purulent discharge

    Discharge suggests conjunctivitis.

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 Ophthalmology questions

Questions about this Ophthalmology question

What is the answer to this Ophthalmology question?

The best answer is B, Pain on eye movement with colour desaturation. Optic neuritis commonly causes subacute painful visual loss, impaired colour vision, and a relative afferent pupillary defect.

Why is "Itchy lid margins" not the answer?

Lid itch suggests blepharitis.

Why is "Fixed traumatic mydriasis" not the answer?

Mydriasis can follow iris trauma.

Why is "Painless purulent discharge" not the answer?

Discharge suggests conjunctivitis.

What concept does this question test?

It tests Neuro-ophthalmology in Ophthalmology. The correct option holds because: Correct: painful dyschromatopsia is typical.

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 Neuro-ophthalmology?

Group the red eye by what to examine and what the pupil does. Then use the flashcards and the other Ophthalmology 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.