Regression occurs due to:
- Epithelial remodelling¹
- Biomechanical redistribution¹
- Ongoing myopic shift in young patients²
Hyperopic treatments show higher regression due to central epithelial thickening¹.
Regression is biological, not technical error.
References
- Reinstein DZ, Archer TJ, Gobbe M. Epithelial thickness profile changes after corneal refractive surgery. J Refract Surg. 2010;26(7 Suppl):S533-S537.
- O’Doherty M, Kirwan C, O’Keeffe M. Long-term results of LASIK. Br J Ophthalmol. 2006;90(1):20-23.
- Pallikaris IG, Kymionis GD, Astyrakakis NI. Corneal ectasia induced by LASIK. J Cataract Refract Surg. 2001;27(11):1796-1802.
Related Topics
- Does an Enhancement After Laser or Lens Replacement Surgery Mean Something Went Wrong?
- What Is a Laser Eye Surgery Enhancement?
- How Common Is Enhancement After LASIK?
- Why Are Higher Prescriptions More Likely to Require Enhancement?
- Why Do Hyperopic Laser Treatments Regress More Frequently?
- Why Is Residual Hyperopia After Lens Surgery Different?
- How Is LASIK Enhancement Performed?
- How Is Enhancement Performed After SMILE?
- What Is Residual Stromal Bed and Why Does It Matter?
- Can Enhancement Affect Night Vision or Optical Quality?
- When Should Enhancement Not Be Performed?
- How Long Should You Wait Before Laser Enhancement?
- What Causes Regression After Laser Eye Surgery?
- What Is Topography-Guided Enhancement?
- Can Enhancement Increase Glare or Halos?
- Why Does Astigmatism Sometimes Remain After Laser Eye Surgery?
- What Is Epithelial Remodelling and Why Does It Matter?
- Is Enhancement Safer Than Intraocular Lens Exchange?
- What Is the Risk of Ectasia After Enhancement?
- Does Enhancement Affect Long-Term Vision Quality?
- What Does an Enhancement Cost?
