Corneal Topographic Evaluation of Decentration in Photorefractive Keratectomy: Treatment Displacement vs Intraoperative Drift

作者: DIMITRI T. AZAR , PATRICK C. YEH

DOI: 10.1016/S0002-9394(14)70823-2

关键词: OphthalmologyCorneaEntrance pupilSurgeryCorneal topographyDisplacement (orthopedic surgery)Refractive errorPupilVisual acuityPhotorefractive keratectomyMedicine

摘要: … We describe a "drift index" that offers … drift, whereas L decreases as the degree of drift increases. Using these three parameters, we calculated a semiquantitative drift index that we …

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