Aberrations of the eye
View article: Correlation of change in V4c implantable Collamer lens vaulting and pupil diameter in different light conditions
Correlation of change in V4c implantable Collamer lens vaulting and pupil diameter in different light conditions Open
Purpose: To study the change in the vault of phakic Intraocular Lens (IOL) (pIOL) with RT view anterior segment optical coherence tomography (ASOCT) in different light conditions and define its relationship with the change in pupillary dia…
View article: Impact of Densitometry-Detected Subtle Residual Lenticule on Post-SMILE Corneal Higher-Order Aberrations: A Contralateral Eye Study
Impact of Densitometry-Detected Subtle Residual Lenticule on Post-SMILE Corneal Higher-Order Aberrations: A Contralateral Eye Study Open
Background To investigate the impact of subtle residual lenticule (SRL) on corneal higher-order aberrations (HOAs) after small incision lenticule extraction (SMILE). Methods This prospective, contralateral eye study included 33 myopic pati…
View article: Age-Related Trends in Corneal Refractive Parameters: A Fourier Analysis of Videokeratography in Healthy Eyes
Age-Related Trends in Corneal Refractive Parameters: A Fourier Analysis of Videokeratography in Healthy Eyes Open
Purpose: To investigate the distribution and trend of corneal parameters in different age groups without corneal diseases. Methods: A retrospective cross-sectional study. We enrolled 2545 patients (5074 eyes) without corneal diseases (mean…
View article: Corneal Allogenic Intrastromal Ring Segments For The Treatment Of Keraroconus CAIRS in Keratoconus
Corneal Allogenic Intrastromal Ring Segments For The Treatment Of Keraroconus CAIRS in Keratoconus Open
Purpose: To assess the clinical outcomes of Corneal Allogenic Intrastromal Ring Segments (CAIRS) as a therapeutic approach for keratoconus (KC), with a focus on visual acuity, refractive status, and corneal topographic parameters. Methods:…
View article: Effect of Clear Corneal Incisions via Femtosecond Laser Versus Manual Incisions on Corneal Aberrations in Cataract Surgery
Effect of Clear Corneal Incisions via Femtosecond Laser Versus Manual Incisions on Corneal Aberrations in Cataract Surgery Open
This study aimed to evaluate whether clear corneal incisions (CCIs) created with the FEMTO LDV Z8 femtosecond laser during cataract surgery are non-inferior to manual CCIs in terms of surgically induced astigmatism (SIA) and higher-order a…
View article: Corneal epithelial aberrations: a novel diagnostic tool for keratoconus and forme fruste keratoconus
Corneal epithelial aberrations: a novel diagnostic tool for keratoconus and forme fruste keratoconus Open
View article: Analysis of the Effect of Pupil Size and Corneal Aberration on the Optical Performance of Premium Intraocular Lenses
Analysis of the Effect of Pupil Size and Corneal Aberration on the Optical Performance of Premium Intraocular Lenses Open
Background/Objectives: To assess the optical performance of two refractive premium IOLs across pupil sizes and values of corneal spherical aberration (SA). Methods: Two refractive IOLs were evaluated in this study: Tecnis Eyhance and Mini …
View article: Topography-Guided Custom Ablation Treatment for Post-Traumatic Corneal Irregularities—Case Reports
Topography-Guided Custom Ablation Treatment for Post-Traumatic Corneal Irregularities—Case Reports Open
Background: Post-traumatic corneal wounds that require suturing are quite common; they reduce corneal transparency and cause corneal distortion, leading to corneal astigmatism and higher-order aberrations. Excimer laser treatment can be a …
View article: Ray tracing-guided LASIK for high myopia and astigmatism: Initial clinical outcomes
Ray tracing-guided LASIK for high myopia and astigmatism: Initial clinical outcomes Open
View article: Changes in Corneal Epithelial Thickness and Higher-Order Aberrations Treated With a Newly Designed Orthokeratology Lens
Changes in Corneal Epithelial Thickness and Higher-Order Aberrations Treated With a Newly Designed Orthokeratology Lens Open
Objectives: To evaluate the impact of a new orthokeratology (OrthoK) lens on corneal epithelial thickness and higher-order aberrations (HOAs). Methods: This three-arm, prospective, crossover study randomly assigned participants to the cont…
View article: Refractive assessment by wavefront aberrometry compared to subjective refraction in PRK patients
Refractive assessment by wavefront aberrometry compared to subjective refraction in PRK patients Open
Purpose To compare wavefront aberrometry (WA) refraction with subjective refraction (SR) before and after transepithelial photorefractive keratectomy (tPRK) or combined phototherapeutic keratectomy (PTK)-PRK. Methods In our monocentric ret…
View article: Corneal higher-order aberrations following small incision lenticule extraction for high myopic astigmatism correction
Corneal higher-order aberrations following small incision lenticule extraction for high myopic astigmatism correction Open
AIM: To compare the visual outcomes and corneal higher-order aberrations (HOAs) of patients with high or low myopic astigmatism after small incision lenticule extraction (SMILE). METHODS: A total of 157 eyes of 157 patients who underwent S…
View article: Association Between Corneal Epithelial Thickness, Higher-Order Aberrations and Contrast Sensitivity in Refractive Surgery Candidates
Association Between Corneal Epithelial Thickness, Higher-Order Aberrations and Contrast Sensitivity in Refractive Surgery Candidates Open
Purpose: To report the relationship between changes in the thickness of the corneal epithelium at its apex (epithelial thickness peak, ET peak) and alterations in Contrast Sensitivity (CS) and Higher-Order Aberrations (HOAs) following Phot…
View article: Corneal higher order aberrations in beta-thalassemia major
Corneal higher order aberrations in beta-thalassemia major Open
Purpose: This study aimed at evaluating the corneal higher order aberrations in beta-thalassemia major cases and comparing it to the healthy individuals.Material and methods: It was a comparative cross-sectional study conducted on 56 beta-…
View article: Exploring the Impact of Intraocular Higher Order Aberrations on Customized Refractive Surgery in Keratoconus
Exploring the Impact of Intraocular Higher Order Aberrations on Customized Refractive Surgery in Keratoconus Open
View article: Reply: Exploring the Impact of Intraocular Higher Order Aberrations on Customized Refractive Surgery in Keratoconus
Reply: Exploring the Impact of Intraocular Higher Order Aberrations on Customized Refractive Surgery in Keratoconus Open
View article: Changes in High-order Aberrations after Implantation of Enhanced Intraocular Lens in Patients with Retinal Diseases
Changes in High-order Aberrations after Implantation of Enhanced Intraocular Lens in Patients with Retinal Diseases Open
View article: Predicted Visual Impact of a Small Aperture Intraocular Lens in Reducing Higher Order Aberrations in Post-Radial Keratotomy Patients
Predicted Visual Impact of a Small Aperture Intraocular Lens in Reducing Higher Order Aberrations in Post-Radial Keratotomy Patients Open
The purpose of this study is to evaluate the potential impact of small aperture optics on corneal aberrations in post-RK patients. Preoperative data was evaluated from 32 eyes of 23 post-RK patients. Scheimpflug tomography was used to obta…
View article: Changes in corneal higher-order aberrations following PreserFlo MicroShunt implantation
Changes in corneal higher-order aberrations following PreserFlo MicroShunt implantation Open
In this retrospective study, we evaluated changes in corneal higher-order aberrations (HOAs) after PreserFlo MicroShunt (PFM) implantation and examined factors associated with the outcomes. We included 101 PFM implantations performed betwe…
View article: Higher-order aberrations and spherical aberration in various age groups after LASIK and cataract surgery
Higher-order aberrations and spherical aberration in various age groups after LASIK and cataract surgery Open
View article: Intracorneal ring segment implantation for eyes with keratoconus and corneas thinner than 400 microns
Intracorneal ring segment implantation for eyes with keratoconus and corneas thinner than 400 microns Open
Background: Intracorneal ring segment (ICRS) implantation is a promising and effective treatment option for keratoconus. However, a corneal thickness of less than 400 microns presents a unique challenge. This study assessed the clinical co…
View article: Pilot Study Evaluating the Early Clinical Outcomes Obtained with a Novel, Customized, Multifocal Corneo-Scleral Contact Lens for Presbyopia Correction
Pilot Study Evaluating the Early Clinical Outcomes Obtained with a Novel, Customized, Multifocal Corneo-Scleral Contact Lens for Presbyopia Correction Open
Background: The objective was to preliminarily evaluate the short-term clinical outcomes obtained in presbyopic patients with a novel, multifocal, customized corneo-scleral contact lens (CSCL). Methods: A total of 11 presbyopic subjects (a…
View article: Visual and refractive outcome, higher order aberrations and complications following intraocular lens exchange in eyes without comorbidities
Visual and refractive outcome, higher order aberrations and complications following intraocular lens exchange in eyes without comorbidities Open
Intraocular lens (IOL) exchange is performed to treat severe IOL-related complications. There is little published data on the impact of this procedure on the refractive outcomes and intra- and postoperative complications, especially in oth…
View article: Impact of intraocular lens decentration and tilt on higher-order aberrations in patients with high and super-high myopia following cataract surgery
Impact of intraocular lens decentration and tilt on higher-order aberrations in patients with high and super-high myopia following cataract surgery Open
Purpose: To evaluate how intraocular lens (IOL) positioning affects visual quality in patients with high myopia after cataract surgery. Methods: This prospective, randomized study was conducted on 50 eyes from 50 patients with high myopia …
View article: Impact of Cataract Surgery on Higher Order Aberrations and Comparative Analysis using Scheimpflug imaging and ray-tracing technology
Impact of Cataract Surgery on Higher Order Aberrations and Comparative Analysis using Scheimpflug imaging and ray-tracing technology Open
Our study highlighted a significant reduction in total ocular higher-order aberrations (HOAs), particularly spherical aberrations. This reduction is a key factor in improving visual quality after cataract surgery. This reduction is primari…
View article: Objective Versus Subjective Depth of Focus Correlation in Pseudophakic Eyes
Objective Versus Subjective Depth of Focus Correlation in Pseudophakic Eyes Open
Purpose To develop a method for quantifying objective depth of focus (DOF) from the visual Strehl ratio based on the optical transfer function (VSOTF), measured on a ray-tracing aberrometer (iTrace; Tracey Technologies) and to compare it t…
View article: Associations between With-The-Rule and Against-The-Rule Astigmatism and Higher-Order Aberrations in Compound Myopic Astigmatism
Associations between With-The-Rule and Against-The-Rule Astigmatism and Higher-Order Aberrations in Compound Myopic Astigmatism Open
Purpose: To examine the relationship between astigmatism axis and higher-order aberrations (HOAs) in patients with compound myopic astigmatism. Study Design: Cross-sectional descriptive study. Place and Duration of Study: Cornea Clinic in …
View article: Corneal Characteristics After Small-Diameter DMEK Graft for Fuchs Corneal Dystrophy—Long-Term Observation
Corneal Characteristics After Small-Diameter DMEK Graft for Fuchs Corneal Dystrophy—Long-Term Observation Open
Background/Objectives: This study aimed to evaluate long-term postoperative outcomes following the use of small-diameter grafts in Descemet Membrane Endothelial Keratoplasty (DMEK) procedures. Methods: Thirty-four eyes were evaluated after…
View article: Change in choroid thickness and vascularity index associated with accommodation and aberration after small-incision lenticule extraction
Change in choroid thickness and vascularity index associated with accommodation and aberration after small-incision lenticule extraction Open
AIM: To explore choroidal thickness (CT) and choroidal vascularity index (CVI) changes around the macula and optic nerve head (ONH) using swept-source optical coherence tomography (SS-OCT) after small-incision lenticule extraction (SMILE) …
View article: Associations between refractive error components and higher-order aberrations in simple myopia and compound myopic astigmatism
Associations between refractive error components and higher-order aberrations in simple myopia and compound myopic astigmatism Open
Aim To investigate associations between refractive error components and higher-order aberrations (HOAs) in adult myopic subjects. Methods A total of 1370 myopia right eyes, aged 18-40, were included in a cross-sectional study. Subjective c…