Vision and Ophthalmology Surgical Procedures and Treatments 3

Question 1

Cycloablation procedures for refractory glaucoma target which structure?

Accepted Answer

Ciliary body (to reduce aqueous production)

Answer

Trabecular meshwork

Answer

Schlemm's canal

Answer

Optic nerve

Question 2

The most common complication of trabeculectomy in the early postoperative period is:

Accepted Answer

Hypotony with shallow anterior chamber

Answer

Suprachoroidal hemorrhage

Answer

Corneal decompensation

Answer

Cataract formation

Question 3

Phakic intraocular lenses (pIOLs) are used in patients who:

Accepted Answer

Have high refractive error not suitable for LASIK with natural lens preserved

Answer

Have cataracts requiring lens removal

Answer

Have end-stage glaucoma

Answer

Need corneal transplantation

Question 4

During cataract surgery, the continuous curvilinear capsulorhexis (CCC) is performed to:

Accepted Answer

Create a round, controlled opening in the anterior capsule

Answer

Remove the nucleus by phacoemulsification

Answer

Implant the intraocular lens

Answer

Seal the corneal incision

Question 5

Glaucoma drainage devices (tube shunts) create an alternative outflow pathway by:

Accepted Answer

Routing aqueous from the anterior chamber to an external equatorial plate

Answer

Dilating the natural trabecular meshwork

Answer

Destroying the ciliary body

Answer

Inserting a mesh in Schlemm's canal

Question 6

Which vitreoretinal surgical technique is used to repair complex retinal detachments with proliferative vitreoretinopathy (PVR)?

Accepted Answer

Pars plana vitrectomy with membrane peeling and silicone oil tamponade

Answer

Pneumatic retinopexy

Answer

Scleral buckle alone

Answer

Laser photocoagulation alone