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Photorefractive Keratectomy · Trans-PRK · Eye treatments

PRK Laser Eye Surgery in Turkey — Flapless Surface Refractive Surgery at Eyeglow Istanbul

Photorefractive Keratectomy (classic PRK and Trans-PRK) for myopia, hyperopia and astigmatism — the flapless refractive procedure preferred for thin corneas, recurrent corneal erosion, contact-sport athletes, military personnel and aviators. Led by our refractive surgical team. Written quote, complication insurance and a year of structured aftercare.

PRK laser eye surgery at Eyeglow, Istanbul
Procedure time5–10 min per eye
AnaesthesiaTopical drops
Hospital stayDay case
Bandage contact lens5–7 days
Time in Istanbul7–10 nights
Follow-up1 year structured
What it is

What is PRK laser eye surgery?

PRK (Photorefractive Keratectomy) is a flapless surface laser refractive procedure. The corneal epithelium is removed, an excimer laser reshapes the underlying stroma to correct myopia, hyperopia and astigmatism, and a bandage contact lens protects the cornea while the epithelium regenerates over 5 to 7 days.

At Eyeglow Health in Istanbul, PRK is performed with FDA-approved excimer platforms (SCHWIND AMARIS, Alcon WaveLight EX500, ZEISS MEL 90) on the same equipment used in major US and European refractive centres. PRK was the first laser refractive procedure approved by the FDA (October 1995) and remains the preferred refractive technique when LASIK is not safe: thin corneas, recurrent corneal erosion, contact-sport athletes, military aviators and patients with moderate dry eye. The US Navy and most international military aviation programmes approve PRK precisely because there is no corneal flap to dislodge under impact or rapid pressure change.

PRK has a clear trade-off: first-week comfort is lower than LASIK or SMILE because the epithelium has to regenerate (3 to 5 days of light sensitivity and grittiness are normal). The long-term outcome is excellent and the cornea retains more residual stromal bed than after LASIK — which matters if you ever need a future enhancement or have biomechanical reserve concerns. That assessment belongs to a surgeon who has personally reviewed your Pentacam, pachymetry and tear film — not to a marketing brochure.

How it works

From first consultation to recovery at home

  1. 01

    Online consultation

    You share recent prescription history, any prior corneal injury or recurrent corneal erosion, and your occupation (especially relevant for athletes, military and aviators). Our refractive surgical team reviews your case and confirms whether PRK is appropriate over LASIK or SMILE — particularly important when your cornea is thin or you are exposed to facial impact risk.

  2. 02

    Pre-operative imaging in Istanbul

    On day 1 we measure Pentacam Scheimpflug topography, ultrasound or OCT pachymetry, wavefront aberrometry, dry eye and tear film evaluation, and pupil dynamics. PRK preserves more corneal stroma than LASIK (no flap = no stromal bed thinning) and is often the right choice when pachymetry is borderline. Soft contact lenses stopped one week before; rigid lenses three weeks before.

  3. 03

    Personalised treatment plan

    Our refractive surgical team reviews your imaging with you and confirms which PRK protocol — classic PRK (alcohol epithelial removal) or Trans-PRK (single-step laser epithelial removal with no alcohol or blade) — and the expected refractive outcome before you sign consent.

  4. 04

    The procedure (5–10 minutes per eye)

    Both eyes are typically treated in the same session. The corneal epithelium is removed (alcohol-assisted in classic PRK; single-step laser in Trans-PRK using SCHWIND AMARIS or similar excimer platform), the excimer laser ablates the underlying stroma to correct the refractive error, mitomycin C is applied for ~30 seconds to reduce post-op haze risk in higher corrections, and a bandage contact lens is placed to protect the cornea during epithelial healing.

  5. 05

    Day 1, day 5, day 14 reviews

    The first 3 to 5 days are uncomfortable — light sensitivity, foreign-body sensation and intermittent stinging are normal while the epithelium regenerates. We provide cold artificial tears, NSAID drops and protective sunglasses. The bandage contact lens is removed at day 5 to 7 once the epithelium has closed. Functional vision returns gradually over 1 to 2 weeks; sharp distance vision typically settles by 3 to 4 weeks.

  6. 06

    One-year structured aftercare

    Scheduled video reviews at one, three, six and twelve months. Final refractive result is judged at 6 months once corneal remodelling completes. Your coordinator stays the same throughout. Refractive enhancement (if ever needed, ~3% of cases) is offered as a second-stage PRK touch-up at 12 months — included at no extra surgical fee.

Compared to LASIK / SMILE / ICL

PRK vs LASIK vs SMILE vs ICL

PRK is one of four refractive pathways at Eyeglow. The right choice depends on corneal thickness, occupation, comfort tolerance and reversibility preference:

AspectPRKLASIKSMILEEVO ICL
Corneal flapNo — surface onlyYes (femto-cut flap)No — small 2–4 mm incisionNo — corneal tissue preserved
Suitable for thin corneaBest surface optionLimitedBetter than LASIKCornea-preserving
Suitable for recurrent erosionYes — therapeutic optionNo — increased riskLimited evidenceNot applicable
Suitable for contact-sport / militaryPreferred — no flap to dislodgeOften restrictedPreferredPreferred (intraocular)
First-week comfortUncomfortable 3–5 daysMost comfortableComfortableComfortable
Visual recovery time7–14 days functional, 3–4 weeks sharp24–48 hours1–3 days24 hours
Long-term outcome (>5 yr)Excellent — most stable corneal biomechanicsExcellentExcellentExcellent
Pricing

PRK pricing

All-inclusive Eyeglow package pricing. Your final, personalised quote is confirmed after imaging review — with no obligation.

Procedure Eyeglow price (all-inclusive)
PRK Laser Eye Surgery — both eyes, all-inclusivefrom €1,000
Package transparency

What's included in your PRK package

Included in package

  • Pre-op imaging (Pentacam, pachymetry, wavefront, dry eye, tear film)
  • Surgeon-led consultation (our refractive surgical team)
  • Classic PRK, Trans-PRK or Wavefront-guided PRK (both eyes)
  • Mitomycin C application for haze prevention (in higher corrections)
  • 5-star hotel — 7 nights
  • VIP airport transfers (return)
  • Bandage contact lens, NSAID drops, lubricant drops + aftercare kit
  • Protective sunglasses (UV-blocking) for first 6 months
  • Day-1, day-5, day-14, 1m, 3m, 6m, 12m follow-up reviews
  • Refractive enhancement (touch-up PRK) within 12 months if needed — no extra surgical fee
  • Multilingual coordinator — 24/7
  • Complication insurance — covers eligible post-operative medical complications during the recovery period at our partner accredited hospital (issued in line with the Turkish Ministry of Health International Health Tourism Authority Certificate)

Paid separately

Items below are not part of the medical package — your coordinator helps you arrange them at no markup.

  • Flights to/from Istanbul
  • Personal expenses
  • Optional enhancement procedure beyond 12 months
  • Unrelated medical treatments
  • Travel insurance (flight cancellation, baggage, general trip cover) — separate from the medical complication policy above; your coordinator can recommend a provider at no markup
Our team

The surgeons who will care for you

Your procedure is carried out by our refractive surgical team at our partner accredited hospital in Istanbul. Their training and sub-specialty focus are shown below.

Medically reviewed by Assoc. Prof. Dr. Muhammet Derda Özer, FICO

Candidacy

Are you a candidate for PRK?

You may be a good candidate if

  • You are over 18 with a stable prescription for at least one year.
  • Your prescription is within an established range (typically up to –8 D myopia, +3 D hyperopia, 4 D astigmatism).
  • Your cornea is too thin for safe LASIK — PRK preserves more stromal bed.
  • You have a history of recurrent corneal erosion — PRK is both refractive and therapeutic.
  • You are an athlete, soldier, aviator or in any occupation with eye-impact or flap-dislocation risk.
  • You have moderate dry eye that excludes flap-based refractive surgery.

A different pathway may be safer if

  • You need fast visual recovery (e.g. business trip in 2 weeks) — LASIK or SMILE more appropriate.
  • You have signs of keratoconus or other progressive ectasia — cross-linking comes first.
  • You have very high myopia above –10 D — ICL is the more durable option.
  • You have severe untreated dry eye, active corneal disease, or significant ocular surface disease.
  • You cannot accept 3–5 days of post-op discomfort — LASIK or SMILE have a more comfortable first week.
  • Pregnancy or breastfeeding — PRK is postponed.

Disclaimer. Information on this page is consistent with FDA PRK approvals (October 1995 onwards), American Academy of Ophthalmology (AAO) Refractive Surgery Preferred Practice Pattern, American Society of Cataract & Refractive Surgery (ASCRS) consensus, and US Department of Defense PRK outcome data (US Navy / US Air Force aviator refractive surgery programmes). It is educational and not a clinical recommendation. The only reliable way to know whether PRK is the right option for you is a surgeon-reviewed evaluation based on Pentacam topography, pachymetry, wavefront aberrometry and tear film evaluation.

Risks & outcomes

Realistic outcomes — the risks that actually matter

Every refractive procedure has measurable risks. We list them here in the same plain language our surgical team uses in your consultation:

First-week pain and light sensitivity

PRK's defining trade-off. Days 1 to 3 are uncomfortable as the corneal epithelium regenerates. Managed with cold artificial tears, NSAID drops, oral analgesia and protective sunglasses. By day 5 to 7 the epithelium has closed and the bandage contact lens is removed; comfort improves rapidly thereafter.

Corneal haze

Stromal haze occurs in 1 to 5 percent of higher corrections — visible on slit-lamp examination but rarely affecting vision. Mitomycin C application during surgery (in corrections above –6 D) reduces haze incidence to <2%. Most haze resolves with topical steroids; persistent visually significant haze is rare.

Slow visual recovery

Functional vision returns by day 7 to 14; sharp 6/6 vision settles by 4 to 8 weeks. This is the trade-off for not creating a corneal flap. The final refractive result is judged at 6 months, not at 1 month.

Residual refractive error

Approximately 3 percent of patients require an enhancement procedure within 12 months. Included in your package as a touch-up PRK at no extra surgical fee.

FAQ

Frequently asked questions about PRK

What is PRK eye surgery?

PRK — Photorefractive Keratectomy — is a surface laser refractive procedure that corrects myopia, hyperopia and astigmatism by reshaping the front surface of the cornea with an excimer laser. Unlike LASIK, PRK does not create a corneal flap; the epithelium (the thin protective layer covering the cornea) is removed first, the laser ablates the underlying stroma to change the corneal curvature, and a bandage contact lens is placed to protect the cornea while the epithelium regenerates. PRK was the first laser refractive procedure approved by the FDA (October 1995 — Summit Apex Plus and VISX Star excimer platforms) and remains the preferred refractive technique for many specialised use cases.

What is the difference between PRK and LASIK?

The fundamental difference is the corneal flap. LASIK creates a hinged flap of corneal tissue (using a femtosecond laser or microkeratome), lifts it, ablates the stroma underneath, then replaces the flap. PRK removes only the surface epithelium and ablates the same stromal tissue underneath. Trade-offs: LASIK has 24 to 48-hour visual recovery and minimal first-week discomfort but creates a permanent flap interface (with rare but documented dislodgement risk in contact sports) and transects more corneal nerves (higher dry eye risk). PRK has 1 to 2 weeks of slower recovery and 3 to 5 days of post-op discomfort but no flap to dislodge, more residual stroma preserved, lower dry eye risk and an excellent long-term safety profile. The US Navy and many military aviation programmes prefer PRK over LASIK for exactly this reason.

How much does PRK cost at Eyeglow?

Eyeglow Health PRK packages start from €1,000 for both eyes, including pre-op imaging, hotel for 7 nights, VIP transfer, complication insurance and one year of structured follow-up. Your final, personalised quote is confirmed after imaging review — with no obligation. We use the same excimer platforms (SCHWIND AMARIS, Alcon WaveLight, ZEISS MEL 90) used in major international refractive centres.

Is PRK surgery painful?

Topical anaesthetic drops numb the eye completely, so most patients feel pressure rather than pain during the procedure. The trade-off comes in the first 3 to 5 days while the corneal epithelium regenerates: most patients experience moderate light sensitivity, foreign-body sensation and intermittent stinging — described as "having sand in your eye" rather than sharp pain. We provide cold artificial tears, NSAID drops, oral analgesia and protective sunglasses. By day 5 to 7 the epithelium has closed, the bandage contact lens is removed and comfort improves rapidly. Most patients say in retrospect that the first-week discomfort was manageable and worth the long-term benefit.

Am I a candidate for PRK?

You are typically a candidate if you are over 18 with a stable prescription, your cornea is too thin for safe LASIK, you have a history of recurrent corneal erosion, you participate in contact sports or work in aviation / special forces / law enforcement where flap dislodgement is a concern, or you have moderate dry eye. You are not a candidate if you need fast visual recovery for a 2-week deadline, you have very high myopia above –10 D (ICL more durable), you have signs of keratoconus, or you cannot accept 3 to 5 days of post-op discomfort. Our refractive surgical team confirms candidacy after Pentacam, pachymetry, wavefront and tear film evaluation.

How long does PRK last?

The structural change to your cornea is permanent. Long-term follow-up studies — including 10-year published series and US military PRK outcome data — show stable refractive outcomes and excellent corneal biomechanics at 10+ years. Most patients enjoy stable corrected vision indefinitely. The only natural change is the development of presbyopia in your 40s (age-related need for reading glasses), which affects everyone regardless of whether they had refractive surgery.

How long is recovery after PRK?

Recovery has clear phases. Days 1 to 5: uncomfortable, light-sensitive, blurry vision; bandage contact lens worn. Day 5 to 7: bandage lens removed once epithelium has closed; comfort improves. Week 1 to 2: functional vision returns (most can drive by day 10 to 14 after a vision check). Week 3 to 6: vision continues to sharpen; some haze possible at the surface. Month 3 to 6: final refractive result settles; corneal remodelling completes. Light exercise from day 14; full sports from week 4 to 6; final assessment at 6 months.

What is Trans-PRK and how is it different from classic PRK?

Classic PRK removes the corneal epithelium with diluted ethanol (20 to 25 seconds) followed by a manual gentle scrape with a blunt instrument. Trans-PRK uses the excimer laser itself to ablate the epithelium in a single continuous step — no alcohol, no blade, no manual touch. The advantages of Trans-PRK are: faster epithelial removal (saves ~30 seconds), reduced corneal warming, less variable epithelium thickness compensation, and slightly faster epithelial healing in published series (Adib-Moghaddam et al., Journal of Refractive Surgery). Trans-PRK is performed on the SCHWIND AMARIS platform with the SmartSurfACE algorithm; Eyeglow offers both classic PRK and Trans-PRK based on your individual case.

What are the realistic risks of PRK?

The complications that matter in practice are: (1) First-week discomfort — the defining trade-off (3–5 days). (2) Corneal haze — 1 to 5 percent in higher corrections; mitomycin C application reduces this to <2%. (3) Slow visual recovery — sharp vision can take 4 to 8 weeks. (4) Residual refractive error — about 3 percent need a touch-up within 12 months. Severe complications (corneal ectasia, sight-threatening events) are exceptionally rare with proper screening (<0.05%) — and lower than after LASIK because PRK preserves more residual stromal bed. These figures are consistent with AAO Refractive Surgery PPP and ASCRS consensus.

Can I drink alcohol, drive or watch TV after PRK?

Avoid alcohol for the first 5 days — it can delay epithelial healing and worsen dry eye. Television and screen work in moderation are fine from day 2 with frequent lubricant drops, but expect blurring and rapid eye fatigue for the first 1 to 2 weeks. Driving should wait until after the day-7 review and a vision check (typically possible day 10 to 14 once vision is clear and stable). Light walking and stretching are fine from day 1; gym and weight training from day 14; contact sports and swimming from week 4. UV-blocking sunglasses are essential for the first 6 months (the cornea is photo-sensitive while remodelling).

Why choose Eyeglow Health over marketplace agencies?

Marketplaces refer you to several clinics and earn a commission per referral — your file rotates between coordinators and your surgeon is whoever the partner clinic happens to assign on the day. PRK is a precise excimer procedure where surgical technique (epithelial removal method, mitomycin C application, ablation centration) varies between surgeons. At Eyeglow Health your case is reviewed by our own refractive surgical team before any quote is issued. You speak to one named coordinator from first message to your twelve-month follow-up.
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