Lens: UGH syndrome: 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 · Lens: UGH syndrome

Sample item

A patient with a malpositioned anterior chamber IOL has recurrent iritis, raised IOP and bleeding in the anterior chamber. This is called:

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

The answer and the reasoning

A. Uveitis-glaucoma-hyphaema syndrome

UGH syndrome is caused by chafing of the iris or ciliary body by a malpositioned IOL haptic, giving uveitis, glaucoma and hyphaema. Management is by repositioning, exchanging or removing the IOL. TASS occurs within 24 hours of surgery.

Option by option

  • A. Uveitis-glaucoma-hyphaema syndrome (correct)

    Correct. Chafing by the IOL causes the triad.

  • B. Toxic anterior segment syndrome

    TASS is sterile inflammation soon after surgery.

  • C. Pseudoexfoliation

    Pseudoexfoliation is a flaky deposit syndrome.

  • D. Posner-Schlossman syndrome

    Posner-Schlossman is recurrent hypertensive 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 A, Uveitis-glaucoma-hyphaema syndrome. UGH syndrome is caused by chafing of the iris or ciliary body by a malpositioned IOL haptic, giving uveitis, glaucoma and hyphaema.

Why is "Toxic anterior segment syndrome" not the answer?

TASS is sterile inflammation soon after surgery.

Why is "Pseudoexfoliation" not the answer?

Pseudoexfoliation is a flaky deposit syndrome.

Why is "Posner-Schlossman syndrome" not the answer?

Posner-Schlossman is recurrent hypertensive uveitis.

What concept does this question test?

It tests Lens: UGH syndrome in Ophthalmology. Management is by repositioning, exchanging or removing the IOL. TASS occurs within 24 hours of surgery.

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 Lens: UGH syndrome?

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.