Oral and maxillofacial surgery and facial fractures: rotation-advancement repair: practice question

A Dentistry 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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Dentistry · Oral and maxillofacial surgery and facial fractures: rotation-advancement repair

Sample item

A surgeon repairs a unilateral cleft lip by making a curved incision on the medial element to lower the Cupid's bow and advancing a lateral lip flap into the gap. Which repair is this?

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

The answer and the reasoning

C. Millard rotation-advancement

The Millard repair rotates the medial segment downwards and advances the lateral lip flap into the gap created, giving an incision that follows the philtral line. It is the most widely used technique for unilateral clefts.

Option by option

  • A. Le Mesurier quadrangular flap

    Le Mesurier uses a quadrangular flap from the lateral lip.

  • B. Veau straight-line closure

    Veau repair is a straight-line closure that tends to give a notched lip.

  • C. Millard rotation-advancement (correct)

    Correct. Rotation of the medial element with lateral advancement is the Millard technique.

  • D. Tennison-Randall triangular flap

    Tennison-Randall uses a triangular flap from the lateral lip inserted into the medial lip.

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 Dentistry question

What is the answer to this Dentistry question?

The best answer is C, Millard rotation-advancement. The Millard repair rotates the medial segment downwards and advances the lateral lip flap into the gap created, giving an incision that follows the philtral line.

Why is "Le Mesurier quadrangular flap" not the answer?

Le Mesurier uses a quadrangular flap from the lateral lip.

Why is "Veau straight-line closure" not the answer?

Veau repair is a straight-line closure that tends to give a notched lip.

Why is "Tennison-Randall triangular flap" not the answer?

Tennison-Randall uses a triangular flap from the lateral lip inserted into the medial lip.

What concept does this question test?

It tests Oral and maxillofacial surgery and facial fractures: rotation-advancement repair in Dentistry. It is the most widely used technique for unilateral clefts.

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 Oral and maxillofacial surgery and facial fractures: rotation-advancement repair?

Learn the dental formula, eruption ages and tooth structure once, as tables. Then use the flashcards and the other Dentistry 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.