bg-templetePhotorefractive Keratectomy (PRK)
Photorefractive Keratectomy (PRK)

Photorefractive Keratectomy (PRK)

Photorefractive Keratectomy (PRK) is a type of laser eye surgery that corrects refractive errors by reshaping the cornea’s surface.

It’s ideal for those with thin corneas or unsuitable for LASIK.

PRK delivers excellent visual outcomes and long-term clarity with minimal complications.

Overview And Clinical Background

Laser surface reshaping for clear vision

PRK predates LASIK but remains a trusted choice, especially for patients with thinner corneas.

The procedure removes the surface layer (epithelium) before reshaping the cornea with an excimer laser.

Purpose:To correct myopia, hyperopia, and astigmatism.
Technique:Removes epithelium, reshapes cornea, allows natural regrowth.
Recovery:Vision improves gradually as the cornea heals.

Symptoms, Signs And Presentation

PRK candidates usually have refractive errors causing blurry vision.

Unlike LASIK, it’s preferred when corneal thickness limits flap creation.

Blurry distance vision:Due to myopia or astigmatism.
Unsuitable for LASIK:Thin or irregular corneas.
Contact lens discomfort:PRK provides a permanent alternative.

Diagnosis Methods And Investigations

Preoperative assessment

Detailed corneal mapping and stability testing ensure safety and eligibility.

Corneal topography:Analyzes shape and surface irregularities.
Pachymetry:Measures corneal thickness precisely.
Refraction and pupil exam:Determines correction degree and suitability.

Treatment Options And Surgical Techniques

PRK uses excimer laser reshaping without a corneal flap.

Healing is slightly longer but visual outcomes match LASIK.

Epithelium removal:Surface layer gently removed for laser access.
Laser reshaping:Excimer laser corrects the refractive error.
Bandage lens:Protects the cornea during early healing.

Recovery, Risks And Prognosis

Vision clears within days to weeks as the cornea regenerates.

Mild discomfort or light sensitivity is normal early on.

Long-term results are stable and excellent.

Why Choose Us

CureU Healthcare offers PRK with advanced laser systems and precise evaluation, ensuring safety and comfort for patients unsuitable for LASIK.

Conclusion

PRK provides freedom from glasses with lasting clarity.

CureU Healthcare ensures precise, safe, and patient-centered laser correction.

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