Board Certified Ophthalmologist Board Certified Ophthalmologist Lens and Cataract Questions and Answers 2

Question 1

A 72-year-old patient with a mature white cataract undergoes phacoemulsification.
During surgery, the capsular bag is noted to have significant zonular weakness.
Which device is most appropriate to stabilize the capsular bag?

Accepted Answer

Capsular tension ring

Answer

Ahmed glaucoma valve

Answer

Anterior vitrectomy cutter

Answer

Iris retractor hooks

Question 2

Which type of intraocular lens (IOL) is most appropriate for a patient with significant corneal astigmatism undergoing cataract surgery?

Accepted Answer

Toric IOL

Answer

Monofocal IOL

Answer

Multifocal IOL

Answer

Accommodating IOL

Question 3

A patient presents with a small, round, white opacity on the anterior lens capsule following a resolved episode of acute angle-closure glaucoma. What is this finding called?

Accepted Answer

Glaukomflecken

Answer

Vossius ring

Answer

Mittendorf dot

Answer

Elschnig pearls

Question 4

During biometry for IOL power calculation, which formula is generally considered most accurate for eyes with an axial length shorter than 22 mm?

Accepted Answer

Hoffer Q

Answer

SRK/T

Answer

Holladay 1

Answer

Haigis

Question 5

A 65-year-old diabetic patient develops visually significant posterior subcapsular cataract. Which characteristic is most typical of posterior subcapsular cataracts?

Accepted Answer

Significant glare and difficulty reading in bright light

Answer

Painless progressive myopic shift only

Answer

Superior visual acuity in dim lighting conditions

Answer

Monocular diplopia without any glare symptoms

Question 6

What is the most common complication following Nd:YAG laser posterior capsulotomy for posterior capsule opacification?

Accepted Answer

Elevated intraocular pressure

Answer

Retinal detachment

Answer

Cystoid macular edema

Answer

IOL subluxation

A 72-year-old patient with a mature white cataract undergoes phacoemulsification.During surgery, the capsular bag is noted to have significant zonular weakness.Which device is most appropriate to stabilize the capsular bag?

A 72-year-old patient with a mature white cataract undergoes phacoemulsification.
During surgery, the capsular bag is noted to have significant zonular weakness.
Which device is most appropriate to stabilize the capsular bag?