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LASIK

STRUGGLING TO DECIDE WHICH OPTION IS BEST

PRK nR LASIK ?

PRK (Photorefractive Keratectomy) is refractive surgery whereby the surface layer of the cornea Is removed without cutting the fiap.

LASIK (Laser-Assisted In Situ Keratomileusis) is a popular corrective eye procedurę whereby a corneal fiap is madę with a blade/laser to expose the corneal stroma to the laser.

Only 5% of laser eye surgery patients opt for PRK

95% of laser eye surgery patients achieve at I least 20/40 vision    _H

5% of PRK patients still wear glasses after their procedurę

PRK doesnt protect patients agalnst effects of aging & may not fully correct all refractive Issues 2% of PRK patients require touch-ups or enhancements after their PRK procedurę

LASIK

96% of the 3 million people who have undergone refractive surgery did It through LASIK

596.000 LASIK surgenes were conducted In the USA In 2015 alone

Stats show that LASIK is the most popular cholce. mostly amongst patients around the age of 35

98% of patients remained satlsfied even 6 months after surgery

98% of wave front patients suffering from mlld to moderate nearsightedness gained 20/20 vision after surgery.

45%-83% of mildly nearsighted patients galn 20/20 wsion or better after LASIK

WHO IS THE RIGHT CANDIDATE

Z

PRK

PRK is the nght cho.ce for you if you

Are at least 18 years old

Have had a stable eyeglass prescrlption for at least one year

Have extremely thin corneas, irregular astigmatism or have had prior eye surgery Have no abnormalities of the cornea or extemal eye

Do not have any autoimmune diseases

Are not pregnant or nursing at the time of surgery

Are not consuming any medications whlch interfere with the surgical 8. healing process

LASIK

LASIK is the right choiceforyou if you:

•    Are at least 18 years old

Have vision that has stayed

*    consistent for at least one year

_#    Do not suffer from chronić dryeye

0 Have a cornea thick enough to create a corneal fiap

Do not actively participate in 0 contact sports - boxers. marbal artists orwrestlers are not good candldates for LASIK

0 Have not been very successful with contact lenses

Are not pregna nt or breast-feeding at the time of surgery

PRE-OPERATIVEINSTRUCTIONS

Discuss your payment optlons

Avoid eye make-up 3 days before LASIK treatment

Perfume / cologne / deodorants should not be used on the day of the treatment

Have a thorough dilaied eye exam to determine whether you are a good candidate

Put the antibiotic eye drops in both eyes as per the doctor^ recommendation

Stop using contact lens 1 week before surgery

No smoking on the    Do not consume any

day of the surgery alcohol or sedatives that could make you drowsy prior to the surgery

PRK

Stępi

Numbing drops areplaced in the eye to soften the cornea

Step 2

The surface of the ......

cornea is smoothen by thesurgeonwitha special surgical instrument

Step 3

An excimer laser is then used to precisely reshape the curvature of the cornea's i surface    j........•

Step 4

A soft contact lens is then -• placed on the cornea to help protect the eye as it heals

Stępi

Corneal fiap is created with a microkeratome

Step 2

The corneal fiap is

Step 4

The corneal fiap is folded back in place and allowed to heal naturally with no stitches

POST OPERATIVE INSTRUCTIONS

Avoid rubbingyour eyes for at least a month after the operation

Wear the eye shield/goggles that you will receive in your post-operative kit when sleeping for the next week after surgery

Avoid swimming or any such water contact for the next 1 week after surgery

No exercise for 2    Wear eye protection    Wear sunglasses

days after surgery    for the ftrst week    os needed

after surgery

No eye makeup for at least a week after surgery

sum -

PRK )    (LASIK

REFRACTWE

ERRORTREATEO

Mild/Moderate myopia, hyperopia and astigmatism. J Must have adequate corneal thickness.

Mild/moderate myopia.

_ hyperopia and astigmatism. ^ Must have adequate corneal thickness.

Roughly 10-15 minutes per eye

4 days to over a week

Scarrlng & unpredictable heaYingofthe cornea

Mild to moderate pain during the healing process

Roughly 10-15 minutes per eye

1-3 day recovery time

Imperfect fiap

Fiap can have microscopic wrinkles

Inflammation under the fiap

■

REFERENCES:

www.docshop.com/education/visionVrefrective/prk

wwwjtocshop.com/educatioo/vision/refrictiwe/lasilc    w»    uAVW.insishtvisioncenter.COm

wwwaltoboutv.ston.com/vwtonsurgery/pfkhtm    *

www.anaboutvislon.com/visionsurfefy/las.k_complication_1tnm    V.    559-449-5050