Cataract surgery: Irvine-Gass: 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 · Cataract surgery: Irvine-Gass

Sample item

A patient has blurred vision 6 weeks after uneventful cataract surgery with cystoid macular oedema on OCT. What is the treatment?

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

The answer and the reasoning

D. Topical NSAIDs with or without steroids

Irvine-Gass syndrome is post-surgical CME from prostaglandin-mediated vascular leakage. Topical NSAIDs such as ketorolac or nepafenac and steroids are first-line.

Option by option

  • A. Observation without therapy

    Treatment is indicated to avoid chronic damage.

  • B. Immediate vitrectomy

    Vitrectomy is reserved for refractory cases with traction.

  • C. Laser photocoagulation

    Laser is not standard for this type of CME.

  • D. Topical NSAIDs with or without steroids (correct)

    Correct. NSAIDs target the prostaglandin pathway.

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 D, Topical NSAIDs with or without steroids. Irvine-Gass syndrome is post-surgical CME from prostaglandin-mediated vascular leakage.

Why is "Observation without therapy" not the answer?

Treatment is indicated to avoid chronic damage.

Why is "Immediate vitrectomy" not the answer?

Vitrectomy is reserved for refractory cases with traction.

Why is "Laser photocoagulation" not the answer?

Laser is not standard for this type of CME.

What concept does this question test?

It tests Cataract surgery: Irvine-Gass in Ophthalmology. Topical NSAIDs such as ketorolac or nepafenac and steroids are first-line.

How hard is this question?

We tag it as a multi-step question: it asks you to combine more than one idea. 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 Cataract surgery: Irvine-Gass?

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.