Contralateral Eye Study of Topography Guided versus Q Value Adjusted Photorefractive Keratectomy in Myopia and Myopic Astigmatism.
Rania E GadMohamed Hassan HosnyRania A AhmedAhmed M SherifYehia M SalahPublished in: Clinical ophthalmology (Auckland, N.Z.) (2021)
TG PRK and CQ PRK yielded similar results regarding UDVA, CDVA, MRSE, safety, predictability and contrast sensitivity. Both groups showed a progressive oblate shift, which was less in the TG group but the difference was statistically insignificant. TG PRK showed significantly improved trefoil HOA as compared to CQ PRK.