Orbital Decompresssion & 21-5

Endoscopic Brow Lift

Orbital Decompression Surgery

Orbital decompression is primarily indicated for which condition?
a) Cataracts
b) Proptosis
c) Glaucoma
d) Retinal detachment

b) Proptosis

What does proptosis refer to?
a) Drooping eyelid
b) Protrusion of the eyeball or bulgy eyes
c) Loss of vision
d) Inflammation of the eyelid

b) Protrusion of the eyeball or bulgy eyes

Which of the following is a common cause (etiology) of proptosis?
a) Macular degeneration
b) Grave’s disease
c) Astigmatism
d) Glaucoma

b) Grave’s disease

The etiologies of proptosis include Grave’s disease and shallows orbits.

Another cause of proptosis besides Grave’s disease is:
a) Deep orbits
b) Shallow orbits
c) Cataracts
d) Detached retina

b) Shallow orbits

What are the three types of orbital decompression procedures?
a) Superior, inferior, and anterior decompression
b) Lateral wall, medial wall, and orbital floor decompression
c) Corneal, scleral, and retinal decompression
d) Upper eyelid, lower eyelid, and eyebrow decompression

b) Lateral wall, medial wall, and orbital floor decompression

In what order is orbital decompression usually performed?
a) Medial wall, orbital floor, lateral wall
b) Orbital floor, medial wall, lateral wall
c) Lateral wall, medial wall, orbital floor
d) Orbital floor, lateral wall, medial wall

c) Lateral wall, medial wall, orbital floor

21-5. Endoscopic Brow Lift

Where is the procerus muscle located?
a) Over the eyelid
b) Between the two eyebrows, extending slightly downward over the superior portion of the nose
c) On the cheekbone
d) Along the jawline

b) Between the two eyebrows, extending slightly downward over the superior portion of the nose

What shape best describes the procerus muscle?
a) Square
b) Circular
c) Pyramid-shaped
d) Triangular

c) Pyramid-shaped

The corrugator muscle is situated:
a) On the forehead
b) Superior to the orbit
c) On the lower eyelid
d) At the cheek

b) Superior to the orbit

What is the purpose of a brow lift?
a) Reduce eyelid drooping
b) Correct vision
c) Reduce or eliminate permanent horizontal and vertical wrinkles on the forehead caused by aging
d) Treat proptosis

c) Reduce or eliminate permanent horizontal and vertical wrinkles on the forehead caused by agin

What are the three basic steps of the brow lift procedure?
a) Incision, elevation, and drainage
b) Dissection, muscle elimination, and fixation
c) Anesthesia, suturing, and dressing
d) Cutting, coagulation, and closure

*b) Dissection, muscle elimination, and fixation

Where are the incisions made to insert instruments during a brow lift?
a) In the eyebrows
b) At the temples
c) Behind the hairline
d) Under the eyes

*c) Behind the hairline

How many small incisions are typically made behind the hairline for a brow lift procedure?
a) One or two
b) Three to five
c) Six to eight
d) Ten or more

*b) Three to five

What type of incisions are made behind the hairline in a brow lift?
a) Vertical and horizontal
b) Circular and crescent-shaped
c) Radial or transverse
d) Zigzag and wavy

*c) Radial or transverse