Trabeculectomy Surgery Quiz

Where does the ophthalmologist make a tiny incision during trabeculectomy surgery?

• On the cornea

• In the conjunctiva

• On the iris

• On the lens

What is the purpose of creating a small flap in the sclera during trabeculectomy surgery?

• To remove the iris

• To create a new channel for fluid drainage

• To remove the entire sclera

• To make an opening into the eye

What is the purpose of the opening created in the eye during trabeculectomy surgery?

• To remove excess fluid from the eye

• To change the color of the iris

• To reduce pressure in the eye

• To increase pressure in the eye

What is the area where fluid drains from the trabeculectomy called?

• Fluid channel

• Drainage bleb

• Filtering bubble

• Pressure release

What is the purpose of sewing the flap back into place with tiny stitches during trabeculectomy surgery?

• To guard against too much fluid draining out at once

• To remove excess fluid from the eye

• To increase pressure in the eye

• To prevent fluid drainage

Why is the filtering bleb not usually visible?

• Because it is under the eyelid

• Because it is transparent

• Because it is located on the cornea

• Because it is on the iris

What is the purpose of removing a tiny piece of tissue under the flap during trabeculectomy surgery?

• To remove the entire sclera

• To create a new channel for fluid drainage

• To change the color of the iris

• To increase pressure in the eye

What is the clear lining over the sclera called?

• Lens

• Cornea

• Iris

• Conjunctiva

What is the purpose of removing a small piece of the iris during trabeculectomy surgery?

• To prevent it from blocking the opening

• To change the color of the iris

• To reduce pressure in the eye

• To increase pressure in the eye

What does the opening created in the eye serve as during trabeculectomy surgery?

• A new channel for oxygen supply

• A new channel for blood circulation

• A new channel for tear production

• A new channel for fluid drainage