Refractive Surgery Topography-Guided Refractive Astigmatism Outcomes: Predictions Comparing Three Different Programming Methods Jan 21, 2022 Doyle Stulting, MD, PhD Related Publications Topography-guided Laser Assisted In-situ Keratomileusis (Lasik) vs Small-incision Lenticule Extraction (Smile) Refractive Surgery Refractive Surgery Alcon WaveLight® Topography-Guided LASIK and Zeiss small-incision lenticule extraction (SMILE^) treatments are fundamentally very different corneal refractive procedures. Learn More ↑