PRK vs. LASIK – Differences, Pros, Cons, and What to Expect

• Vision
• 17 March, 2025
• BY Bajaj Eye Care Centre

With today’s world of sophisticated eye care, refractive surgeries such as PRK (Photorefractive Keratectomy) and LASIK (Laser-Assisted In Situ Keratomileusis) have become life-altering treatments for individuals fed up with glasses or contact lenses. Both procedures seek to treat the most common vision issues—myopia, hyperopia, and astigmatism—by changing the shape of the cornea so that light can focus properly on the retina.

But how do you know which one you’ll want? At Bajaj Eye Care, we like to have the facts upfront before you make that educated decision. In this blog, we break down the significant differences, advantages, and disadvantages, as well as what to expect with PRK and LASIK, so you can be a little wiser about which might be better for your peepers.

What Is LASIK?

LASIK is eye surgery performed with a laser. A thin flap is created on the cornea’s surface with a femtosecond laser or microkeratome blade. The flap is lifted, and a laser reshapes the corneal tissue beneath. The procedure is completed, and the flap is replaced and served as a natural bandage.

Essential Features of LASIK:-

• Timed return of sight (usually 24 hours)
• Minimum post-operative discomfort
• Patient preference to have the results immediately

What Is PRK?

PRK, or Photorefractive Keratectomy, was the original form of LASIK surgery and is still a valid choice. During PRK, no flap is created. Instead, the surface epithelium (the cover over the lens) is carefully removed, and a laser reshapes the bare corneal surface. A contact lens is used temporarily to facilitate healing.

Key Features of PRK

• No flap is used, so it is ideal for patients having thin corneas
• Takes slightly more time to heal compared to LASIK
• Ideal for people with highly active lifestyles or higher risk of eye injury

Key Differences between LASIK and PRK

Knowing these differences will help you make the best choice based on your lifestyle, corneal thickness, and vision needs.

Advantages & Limitations of LASIK

Pros:-

• RAPID RECOVERY – Patients recover for normal activities within 24–48 hours.
• LEAST PAIN – Less pain during and after the procedure.
• PROVEN RESULTS – LASIK ensures accuracy and success.
• INSTANT VISION ACUITY – Improved vision significantly, usually by the next day.

Cons:-

• Flap complications – Displacement, infection, or dryness.
• Not everyone – PRK may be contraindicated in some people with thin corneas or dry eye.
• Post-operative dry eye – Dry eye that is prolonged or chronic.

Advantages & Disadvantages of PRK

Advantages:-

• No corneal flap – This makes it safer for patients at high risk of eye trauma.
• Thin corneas adequate – Offers an alternative when LASIK cannot be performed.
• Lower risk of chronic dry eyes – PRK does not slice deeper into corneal nerves.
• Excellent results – Long-term vision results are the same as LASIK.

Disadvantages:-

• Longer recovery time – A few days or weeks for complete vision stabilization.
• More discomfort – Some eye irritation and sensitivity during recovery.
• Slower results – Vision improves slowly over days to weeks.

What to Expect During & After the Procedures

Before Surgery

Your Bajaj Eye Care process begins with a comprehensive pre-operative evaluation, including:-

• Vision testing and corneal mapping
• Measurement of corneal thickness
• Tear film evaluation
• Medical history review

Our skilled ophthalmologists consider this information to determine whether PRK or LASIK would be best for you.

During the Procedure

LASIK and PRK are in-office surgeries lasting only 10–15 minutes per eye. Numbing drops are placed on the eyes, and lasers are carefully aimed with computerized devices.

• For LASIK, the physician makes and flips open a flap, shapes the cornea, and replaces the flap.
• For PRK, the physician removes the epithelium, shapes the cornea with an excimer laser, and places a bandage lens.

Post-Operative Recovery

LASIK Recovery

• Clear vision usually within 24 hours.
• Mild irritation and light sensitivity for a day or two.
• Back to work in 1–2 days.

PRK Recovery:

• Blurry vision and discomfort for 3–5 days.
• Temporary contact lens worn for up to one week.
• Complete visual clarity within 1–2 weeks.

Regardless of the procedure, follow-ups must be finished to monitor healing and results.

Which One Is Right for You?

At Bajaj Eye Care, we tailor each treatment plan to your visual and ocular profile. Below are some guidelines to help you decide who may be a better candidate for each:-

Select LASIK if:

• You want rapid visual recovery.
• Your corneas are of average thickness.
• You have no dry eyes or ocular surface disease.
• You work at a desk or do not participate in contact sports.

Select PRK if:-

• You have irregular or thin corneas.
• You participate in high-risk activities or military service.
• You’ve had previous eye surgeries or trauma.
• You are not a candidate for LASIK because of eye surface issues.

Last Words

Both LASIK and PRK are safe and excellent methods of vision correction. Your personal preferences, lifestyle, and eye shape will determine the best procedure for you. At Bajaj Eye Care, we employ trained eye surgeons who conduct proper checkups to help you find the most suitable alternative.

Whether you are looking at LASIK for its rapid recovery or PRK for its safety in unique situations, understand that with the correct procedure and attention, you will be able to live life with improved, sharper eyesight.