Uvea: uveitic cystoid macular oedema: 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 · Uvea: uveitic cystoid macular oedema

Sample item

The commonest cause of visual loss in chronic uveitis is:

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

The answer and the reasoning

C. Cystoid macular oedema

Cystoid macular oedema results from breakdown of the blood-retinal barrier by inflammatory mediators and is the commonest cause of reduced vision in uveitis. OCT confirms it. Treatment is with periocular or intravitreal steroids, and acetazolamide.

Option by option

  • A. Corneal scarring

    Corneal scarring is uncommon in uveitis.

  • B. Optic atrophy

    Optic atrophy is less frequent.

  • C. Cystoid macular oedema (correct)

    Correct. CME is the commonest cause of visual loss in uveitis.

  • D. Choroidal neovascularisation

    CNV is rare in uveitis.

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 Ophthalmology question

What is the answer to this Ophthalmology question?

The best answer is C, Cystoid macular oedema. Cystoid macular oedema results from breakdown of the blood-retinal barrier by inflammatory mediators and is the commonest cause of reduced vision in uveitis.

Why is "Corneal scarring" not the answer?

Corneal scarring is uncommon in uveitis.

Why is "Optic atrophy" not the answer?

Optic atrophy is less frequent.

Why is "Choroidal neovascularisation" not the answer?

CNV is rare in uveitis.

What concept does this question test?

It tests Uvea: uveitic cystoid macular oedema in Ophthalmology. OCT confirms it. Treatment is with periocular or intravitreal steroids, and acetazolamide.

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 Uvea: uveitic cystoid macular oedema?

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.