LASIK vs EVO ICL for High Myopia

High myopia (severe nearsightedness) often requires more advanced vision correction options than standard laser surgery. In Korea, two of the most commonly compared procedures are LASIK and EVO ICL. While LASIK reshapes the cornea using a laser, EVO ICL corrects vision by implanting a lens inside the eye without removing corneal tissue. The best option depends largely on prescription strength, corneal thickness, and long-term eye health considerations.

What Is LASIK?

LASIK is a laser vision correction procedure that reshapes the cornea to improve how light focuses on the retina.

Key characteristics:

• Corneal flap creation and reshaping
• Uses excimer laser to correct refractive error
• Effective for mild to moderate myopia
• Quick visual recovery
• Long-standing global track record

LASIK is widely performed but has limits in very high prescriptions.

What Is EVO ICL?

EVO ICL is an implantable contact lens placed inside the eye without removing corneal tissue.

Key characteristics:

• Lens implanted behind the iris
• No corneal reshaping required
• Reversible procedure
• Suitable for high myopia and thin corneas
• Maintains natural corneal structure

It is especially popular for patients who are not ideal LASIK candidates.

LASIK Pros for High Myopia

LASIK can still be effective for some high myopia cases within safe limits.

Advantages include:

• Fast visual recovery
• Widely available procedure
• Proven long-term outcomes for moderate prescriptions
• No internal implant required
• Relatively lower cost compared to ICL

However, suitability decreases as prescription strength increases.

LASIK Cons for High Myopia

High myopia presents limitations for LASIK.

Disadvantages include:

• Limited correction range for severe myopia
• Requires sufficient corneal thickness
• Higher risk of regression in strong prescriptions
• Potential for dry eye symptoms
• Structural weakening of cornea in high corrections

For very high prescriptions, LASIK may not be recommended.

EVO ICL Pros for High Myopia

EVO ICL is often preferred for stronger prescriptions.

Advantages include:

• Effective for very high myopia
• Preserves corneal tissue (no cutting or reshaping)
• Reversible and removable if needed
• Excellent visual quality and contrast
• Lower risk of dry eye compared to LASIK

It is considered a premium option for complex cases.

EVO ICL Cons

Despite strong outcomes, ICL has some limitations.

Disadvantages include:

• More invasive (inside-eye implant)
• Higher cost compared to LASIK
• Requires intraocular surgery
• Possible need for future lens replacement
• Slight risk of pressure-related complications

However, serious complications are rare with modern EVO lenses.

Recovery Comparison

Recovery experience differs between the two procedures.

LASIK:

• Vision improves within 24–48 hours
• Mild dryness for a few weeks
• Short initial healing period

EVO ICL:

• Rapid visual improvement within 1–2 days
• Minimal corneal disruption
• Mild light sensitivity or pressure adjustment period
• Generally stable vision quickly

Both procedures allow relatively fast return to daily life.

Which Is Better for High Myopia?

The choice depends mainly on prescription strength and corneal condition.

LASIK is better for:

• Mild to moderate myopia
• Adequate corneal thickness
• Patients preferring laser-only procedures

EVO ICL is better for:

• High or very high myopia
• Thin or irregular corneas
• Patients seeking reversible correction
• Those at risk for dry eye

In Korea, many high myopia cases are increasingly directed toward EVO ICL.

Cost Comparison in Korea

Typical pricing ranges:

• LASIK: 1,000,000 – 2,500,000 KRW per eye
• EVO ICL: 3,000,000 – 5,000,000 KRW per eye

EVO ICL is generally more expensive due to implant technology and surgical complexity.

Final thoughts

For high myopia, both LASIK and EVO ICL can deliver excellent vision correction, but they serve different patient profiles. LASIK is effective for suitable corneal conditions and moderate prescriptions, while EVO ICL is often preferred for severe myopia or thinner corneas due to its tissue-preserving and reversible nature. In Korea, EVO ICL has become an increasingly popular choice for high myopia patients seeking long-term visual quality and safety.