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Lower face reduction

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Lower face reduction
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6 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Meaning of MCAO

Mandible contra-angles osteotomy

En-bloc mandibular corpus-angle ostectomy

Mandibular curved angle ostectomy

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Meaning of corticectomy depending of the paper

Is a surgical procedure to remove a specific portion of the angle cortex for

correcting lateral appearance

Is a osteotomy of the mandibular inferior border for correcting asymmetry

is a surgery in which the mandibular condyle, partially or completely removed

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main advantage of using en bloc mandibular corpus-angle ostectomy (MCAO) with a contra-angle handpiece?

It provides a limited range of motion for bone saws

It results in stepped deformities and it allows for multistage ostectomies

It enables accurate and reproducible ostectomies avoiding blind and vertical ostectomy

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of using a retractor with an endoscope during mandibular angle reshaping?

To resect the outer cortex

To perform corticectomy

To extend the operative field

To protect the surrounding tissue

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the most common minor complication reported in the study?

Massive bleeding, facial palsy, injury of the facial nerve and over-correction

Injuries of the facial artery, asymmetry and burns ti the upper lip

Infection of the wound, persistent numbness of the lower lip, burns to the upper lip and immediate postoperative hematoma

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of using a spoon-shaped retractor during mandibular angle reshaping?

To perform corticectomy

To extend the operative field

To avoid stepped deformities

To protect the surrounding tissue

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