Anatomy and physiology of the eye: Hughes procedure: 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 · Anatomy and physiology of the eye: Hughes procedure

Sample item

A large full-thickness defect of the lower eyelid is left after tumour excision. Which reconstruction uses a tarsoconjunctival flap raised from the upper lid to restore the posterior lamella?

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

The answer and the reasoning

A. Hughes procedure

The Hughes tarsoconjunctival flap borrows tarsus and conjunctiva from the upper lid to rebuild the posterior lamella of a lower lid defect, covered anteriorly by a skin graft or flap, and the pedicle is divided at a second stage. The Cutler-Beard operation does the reverse for upper lid defects.

Option by option

  • A. Hughes procedure (correct)

    Correct. The Hughes flap is taken from the upper lid tarsus and conjunctiva to rebuild the lower lid.

  • B. Z-plasty

    A Z-plasty lengthens a vertically contracted scar, as in cicatricial ectropion.

  • C. Kuhnt-Szymanowski procedure

    The Kuhnt-Szymanowski procedure shortens a lax lower lid for involutional or paralytic ectropion.

  • D. Cutler-Beard procedure

    The Cutler-Beard flap takes full-thickness lower lid tissue to repair a large upper lid defect.

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, Hughes procedure. The Hughes tarsoconjunctival flap borrows tarsus and conjunctiva from the upper lid to rebuild the posterior lamella of a lower lid defect, covered anteriorly by a skin graft or flap, and the pedicle is divided at a second stage.

Why is "Z-plasty" not the answer?

A Z-plasty lengthens a vertically contracted scar, as in cicatricial ectropion.

Why is "Kuhnt-Szymanowski procedure" not the answer?

The Kuhnt-Szymanowski procedure shortens a lax lower lid for involutional or paralytic ectropion.

Why is "Cutler-Beard procedure" not the answer?

The Cutler-Beard flap takes full-thickness lower lid tissue to repair a large upper lid defect.

What concept does this question test?

It tests Anatomy and physiology of the eye: Hughes procedure in Ophthalmology. The Cutler-Beard operation does the reverse for upper lid defects.

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 Anatomy and physiology of the eye: Hughes procedure?

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.