Cataract Surgery: Online Quizzes and Learning Resources

Question 1

In preparation for cataract surgery, which preoperative assessment tool is preferred?

Accepted Answer

Biomicroscopy and A-scan ultrasonography

Answer

Visual field testing and corneal topography

Answer

Biomicroscopy and visual field testing

Answer

A-scan ultrasonography and corneal topography

Question 2

Which surgical approach for cataract removal involves creating a circular opening in the anterior lens capsule?

Accepted Answer

Phacoemulsification

Answer

Extracapsular cataract extraction

Answer

Intracapsular cataract extraction

Answer

Laser cataract surgery

Question 3

Which type of intraocular lens (IOL) is specifically designed to correct astigmatism during cataract surgery?

Accepted Answer

Toric IOL

Answer

Monofocal IOL

Answer

Multifocal IOL

Answer

Accommodating IOL

Question 4

After cataract surgery, which potential complication requires urgent medical attention?

Accepted Answer

Endophthalmitis

Answer

Corneal edema

Answer

Posterior capsular rupture

Answer

Retinal detachment

Question 5

During cataract surgery, which technique employs high-frequency sound waves to fragment the lens?

Accepted Answer

Phacoemulsification

Answer

Extracapsular cataract extraction

Answer

Intracapsular cataract extraction

Answer

Laser cataract surgery

Question 6

Which of the following is NOT a typical indication for cataract surgery?

Accepted Answer

Age-related macular degeneration

Answer

Significant visual impairment that interferes with daily activities

Answer

Cataract-induced glaucoma

Answer

Traumatic cataract

Question 7

Which surgical technique is most commonly employed for cataract extraction?

Accepted Answer

Phacoemulsification

Answer

Extracapsular cataract extraction

Answer

Intracapsular cataract extraction

Answer

Laser cataract surgery

Question 8

Which type of intraocular lens (IOL) is most frequently used during cataract surgery?

Accepted Answer

Monofocal IOL

Answer

Multifocal IOL

Answer

Toric IOL

Answer

Accommodating IOL

Question 9

What is the primary complication associated with phacoemulsification?

Accepted Answer

Posterior capsule rupture

Answer

Corneal edema

Answer

Retinal detachment

Answer

Macular hole

Question 10

Is preoperative pupil dilation crucial for cataract surgery?

Accepted Answer

Yes

Answer

No

Question 11

Which of the following is NOT a known risk factor for cataract development?

Accepted Answer

High intake of vitamin C

Answer

Advanced age

Answer

Diabetes

Answer

Smoking

Question 12

What is the primary function of a biometer in cataract surgery?

Accepted Answer

Calculating the appropriate intraocular lens power

Answer

Measuring the curvature of the cornea

Answer

Assessing the thickness of the retina

Answer

Determining the visual field

Question 13

Which surgical technique is primarily employed for cataract extraction?

Accepted Answer

Phacoemulsification

Answer

Extracapsular cataract extraction (ECCE)

Answer

Laser-assisted cataract surgery (LACS)

Answer

Intracapsular cataract extraction (ICCE)

Question 14

In cataract surgery, which type of intraocular lens (IOL) is most commonly utilized?

Accepted Answer

Monofocal IOL

Answer

Multifocal IOL

Answer

Accommodating IOL

Answer

Toric IOL

Question 15

What is the primary objective of cataract surgery?

Accepted Answer

To improve visual acuity

Answer

To prevent blindness

Answer

To reduce intraocular pressure

Answer

To treat glaucoma

Question 16

A 72-year-old patient presents with a dense nuclear cataract in their right eye. Which surgical technique would be most appropriate for this case?

Accepted Answer

Phacoemulsification with intraocular lens (IOL) implantation

Answer

Extracapsular cataract extraction (ECCE) with IOL implantation

Answer

Laser-assisted cataract surgery (LASIK)

Question 17

During cataract surgery, the surgeon encounters a zonular dehiscence. What is the most appropriate next step?

Accepted Answer

Use of a capsular tension ring (CTR) to stabilize the lens capsule.

Answer

Cancel the surgery and reschedule for a later date.

Answer

Proceed with the surgery as planned, ignoring the dehiscence.

Question 18

A patient is scheduled for cataract surgery. What is the most important factor to consider when choosing the appropriate IOL for this patient?

Accepted Answer

The patient's pre-operative refractive error and desired visual outcome.

Answer

The cost of the IOL.

Answer

The surgeon's personal preference.

Question 19

What is the primary function of the capsular tension ring (CTR) used during cataract surgery?

Accepted Answer

To provide support and stability to the lens capsule.

Answer

To improve the accuracy of IOL implantation.

Answer

To reduce the risk of posterior capsule rupture.

Question 20

Which of the following is a key aspect of the pre-operative assessment for a patient undergoing cataract surgery?

Accepted Answer

Detailed evaluation of the anterior and posterior segments of the eye.

Answer

Measurement of blood pressure.

Answer

Assessment of liver function.

Question 21

A patient presents with a history of diabetes and a cataract. What is the most important consideration for this patient's surgery?

Accepted Answer

Managing blood glucose levels to minimize the risk of complications.

Answer

Using a specific type of IOL for diabetic patients.

Answer

Performing the surgery under local anesthesia.

Question 22

What is the main purpose of postoperative topical corticosteroids after cataract surgery?

Accepted Answer

To reduce inflammation and prevent cystoid macular edema.

Answer

To dilate the pupil for better visual recovery.

Answer

To prevent infection.

Question 23

A patient complains of blurry vision and glare after cataract surgery. What is the most likely cause?

Accepted Answer

Posterior capsule opacification (PCO).

Answer

Corneal edema.

Answer

IOL dislocation.

Answer

Retinal detachment.

Question 24

What is the primary goal of post-operative rehabilitation after cataract surgery?

Accepted Answer

To achieve optimal visual acuity and reduce the risk of complications.

Answer

To minimize discomfort and pain.

Answer

To prevent infection.