Quiz For LASIK: Reshaping Vision

Which of these is a refractive surgery?

Retinal reattachment

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Refractive K

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Pro K

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Retro K

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Myopia is corrected by:

Removing tissue from the edge of the cornea

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Removing tissue from the canthus

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Removing tissue from the center to flatten the cornea

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Removing tissue from the crystalline lens

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Which of these allows hyperopia to be effectively corrected with LASIK?

Intraoperative pachymetry

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Slower lasers

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Making two new curves on the cornea

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Optimized IOL meaurements

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LASIK __________.

is always an inpatient surgery

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is a procedure that takes 5 hours

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is a procedure with slow recovery time

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can be completed in approximately 15 minutes for both eyes

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What technology will evaluate the patient’s eye in detail before LASIK?

Slit lamp

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Keratometer

Correct Incorrect Correct answer

Wave-front guided

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Pupillometer

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___________ will create a corneal flap.

Femtosecond laser

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Lissamine

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Surgical clamp

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Surgical scissors

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What will heal naturally with time?

Keratoconus

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Corneal flap

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Glaucoma

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Pinguecula

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What does BVA mean?

Best visual accentuation

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Best vision attributes

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Best visual acuity

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Best variable a-wave

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What is a fairly common complication of LASIK?

Loss of vision

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Presbyopia

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Astigmatism

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Glare

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When too much tissue is removed, this results in ____________ .

overcorrection

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undercorrection

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toric correction

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linear correction

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What can result from a flap problem?

Double vision

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Infection

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Total lack of tears

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Instant blindness

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Which of these can make the LASIK outcome less than perfect?

A strong immune system

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An intact crystalline lens

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A normal blood sugar reading

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Lid disorders

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After the baseline evaluation by the surgeon the patient will need to:

Get a second opinion

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Discontinue contact lens use

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Begin using new hand creams

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Take extra vitamin E

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What can be used for an eyelid scrub?

"No tears" baby shampoo

Correct Incorrect Correct answer

Vitamin E oil

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Liquid dish detergent

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Alcohol

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On the day of surgery, the patient should:

Eat a large, greasy breakfast

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Wear bulky earrings

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Take all prescribed medications

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Wear contact lenses

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Some surgeons may use a laser keratome ____________________.

To increase IOP

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For keratitis sicca

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Instead of scleral scissors

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Instead of a mechanical microkeratome

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During the surgery, the patient will be instructed to:

Move the eyes diagonally throughout the procedure

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Focus on a point of light

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Blink as frequently as possible

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Cough every 3 seconds

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What might be worn over the eye at night?

Contact lenses

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A bandana

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A shield

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Lavender sleep mask

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The instinct to __________________ may be present.

sneeze frequently

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rub the eyes

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rub the forehead

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swallow hard

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When is it usual for a first post-operative visit?

One week after surgery

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One month after surgery

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4 hours after surgery

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24 to 48 hours after surgery

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LASIK monovision correction is:

Not possible

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Uncertain

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Viable and increasingly popular

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Chosen by every presbyope

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After LASIK, older patients ______________.

will be blind in 10 years

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might still need reading glasses after surgery

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will always have photophobia

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always decide to reverse the surgery

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What was studied by the LQOLCP?

Understanding the potential risk of severe problems

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Determining the lifespan of all LASIK patients

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Looking at teenagers as LASIK patients

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To determine troubles arising mid-surgical procedure

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Some risk studies show that:

About 47% developed serious ocular problems after LASIK

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More than 95% were dissatisfied with vision following LASIK

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Less than 1% experienced a "lot of difficulty"

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Participants always reported their problems directly to the FDA

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LASIK surgery might be covered by an insurance company, if:

The patient really wants the procedure

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It is qualified as medically necessary

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The patient refuses to wear eyeglasses

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The anesthetist offers to work pro bono

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Radial keratotomy will:

Always be used instead of LASIK

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Reshape the canthus

Correct Incorrect Correct answer

Reshape the cornea

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Always be done with a laser beam

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RLE is best for which patients?

Only children

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Only people over 85 years of age

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Presbyopes and extreme myopes

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Hyperopes only

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There are fewer ____________________ with wavefront.

Costs

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Aberrations

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Potential candidates

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Measurements taken for the patient

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How long can the results of LASIK last?

Approximately 4 years

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5 to 10 years

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10 years, 20 years, or a lifetime

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Less than 2 years

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A decrease in best visual acuity after LASIK:

Never happens

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Happens for about 74% of patients

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Is a frequent result

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Is possible due to a variety of factors

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This is a pre-LASIK condition that can help to result in overall patient satisfaction:

The original diopter of the spectacle Rx

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The patient is over 75 years

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The patient is an infant

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The patient expects perfection

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When evaluating the vision after LASIK, what is important for the patient to understand?

It's not unusual for vision to be blurry forever

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It's not unusual for vision to fluctuate for several weeks

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The eyes will feel gritty for the rest of the patient's life

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The patient will be sensitive to caffeine

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What is one condition that laser treatment can help to halt?

Diabetic retinopathy

Correct Incorrect Correct answer

Ocular fundus

Correct Incorrect Correct answer

Tear osmosis

Correct Incorrect Correct answer

Lissamine infection

Correct Incorrect Correct answer

What U.S. department regulates the sale of medical devices?

OSHA

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The FDA

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ANSI

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NIH

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What is one thing the FDA does monitor?

What a doctor charges for LASIK

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Individual doctor's practice

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Ongoing safety of regulated marketed devices

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Providing a rating system for any monitored device

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What is a ghost image?

Image seen only when the patient looks in a shady area

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Image seen when the patient closes his or her eyes

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A second image of the object a patient is viewing

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An image only seen by children

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What is the stroma?

The small, fleshy appearance in the corner of the eye

Correct Incorrect Correct answer

The middle, thickened layer of tissue in the cornea

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The outer tear layer

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Inside the eyelids

Correct Incorrect Correct answer

Astigmatism can:

Be cured with drugs

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Make objects appear too close

Correct Incorrect Correct answer

Make objects appear blurry

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Cause presbyopia

Correct Incorrect Correct answer

What is one thing a yearly eye exam does?

Raise money for the Braille institute

Correct Incorrect Correct answer

Reveal underlying visual problems as refractive

Correct Incorrect Correct answer

Determine which colors the patient prefers

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Take too much time

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Sometimes 20/20 vision or better is achieved, but the patient may report that:

The image is duller or less colorful

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The surgery changed the color of the iris

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The patient is now forced to read more often

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The eyes become red and angry after being awake for only 1 hour

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