Youngsub Eom
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View article: Analysis of ocular biometry in Korean using swept-source optical coherence tomography
Analysis of ocular biometry in Korean using swept-source optical coherence tomography Open
To evaluate and compare ocular biometric parameters in both adults and children within the Korean population using swept-source optical coherence tomography (SS-OCT; IOL Master 700). Ocular biometry data were exported from SS-OCT between J…
View article: International consensuses and guidelines on multifocal intraocular lenses (IOLs) by the Academy of Asia-Pacific Professors of Ophthalmology (AAPPO)
International consensuses and guidelines on multifocal intraocular lenses (IOLs) by the Academy of Asia-Pacific Professors of Ophthalmology (AAPPO) Open
Intraocular Lenses (IOLs) have revolutionized cataract surgery, evolving from simple monofocal designs to advanced multifocal technologies that aim to reduce dependence on glasses after surgery. However, multifocal IOLs remain one of the m…
View article: Contact Lens-associated Microbial Keratitis
Contact Lens-associated Microbial Keratitis Open
Contact lenses are widely used not only for vision correction but also for various other purposes, and their global usage continues to increase steadily. However, contact lens wear carries the risk of several complications, among which mic…
View article: Comparison of Refractive Outcomes Between Small Lenticule Extraction Using a 500 KHz and a 2 MHz Femtosecond Laser
Comparison of Refractive Outcomes Between Small Lenticule Extraction Using a 500 KHz and a 2 MHz Femtosecond Laser Open
Background/Objectives: The aim of this study was to compare the efficacy of correcting myopia and myopic astigmatism between small incision lenticule extraction (SMILE) surgery performed using VisuMax 500 and that using VisuMax 800. Method…
View article: Controversies, consensuses and guidelines on modern cataract surgery by the academy of Asia-Pacific professors of ophthalmology (AAPPO)
Controversies, consensuses and guidelines on modern cataract surgery by the academy of Asia-Pacific professors of ophthalmology (AAPPO) Open
Phacoemulsification has revolutionized cataract surgery since its introduction by Charles Kelman in 1967, becoming the gold standard for cataract removal in most parts of the world. Despite its widespread adoption and high success rates, t…
View article: Three-point flanged optic piercing intrascleral fixation of multifocal intraocular lenses
Three-point flanged optic piercing intrascleral fixation of multifocal intraocular lenses Open
Purpose: To evaluate the feasibility of a three-point flanged optic piercing intrascleral fixation technique for replacing a dislocated multifocal intraocular lens (IOL). Design: Retrospective cross-sectional study. Methods: In total, 13 e…
View article: Accuracy of Intraocular Lens Power Calculation Based on Distance from Haptic to Principal Object Plane
Accuracy of Intraocular Lens Power Calculation Based on Distance from Haptic to Principal Object Plane Open
Purpose: To investigate the impact of the distance from the most-anterior surface of the optic to the principal object plane (POP) and from the foremost haptic to the principal object plane (H-POP) on the intraocular lens (IOL) power calcu…
View article: Short-term variability in ocular biometry and the impact of preoperative dry eye
Short-term variability in ocular biometry and the impact of preoperative dry eye Open
This study aimed to investigate the short-term variability of ocular biometric measurements and to analyze the factors associated with high variability of biometric values in patients with cataract. This retrospective study included 60 eye…
View article: Diquafosol Improves Corneal Wound Healing by Inducing NGF Expression in an Experimental Dry Eye Model
Diquafosol Improves Corneal Wound Healing by Inducing NGF Expression in an Experimental Dry Eye Model Open
Dry eye disease (DED) is caused by inflammation and damage to the corneal surface due to tear film instability and hyperosmolarity. Various eye drops are used to treat this condition. Each eye drop has different properties and mechanisms o…
View article: Investigation of short-term variability of ocular biometric measurements before cataract surgery: potential importance of preoperative dry eye
Investigation of short-term variability of ocular biometric measurements before cataract surgery: potential importance of preoperative dry eye Open
This study aimed to investigate the short-term variability of ocular biometric measurements and to analyze the factors associated with high variability of biometric values in patients with cataract. This retrospective study included 60 eye…
View article: Re-Esterified Triglyceride ω-3 Fatty Acids in Dry Eye Disease With Meibomian Gland Dysfunction
Re-Esterified Triglyceride ω-3 Fatty Acids in Dry Eye Disease With Meibomian Gland Dysfunction Open
Importance Taking ω-3 supplements has been associated with a reduction in symptoms of dry eye disease (DED) associated with meibomian gland dysfunction (MGD). However, a recent relatively large clinical trial concluded that treating DED wi…
View article: Analysis of anxiety and pain in patients undergoing immediate sequential bilateral cataract surgery or unilateral cataract surgery
Analysis of anxiety and pain in patients undergoing immediate sequential bilateral cataract surgery or unilateral cataract surgery Open
The purpose of this study was to compare preoperative anxiety and intraoperative pain between the first and second cataract surgeries in patients who underwent immediate sequential bilateral cataract surgery (ISBCS). This retrospective stu…
View article: Visual Outcomes According to Age After Bilateral Implantation of Trifocal Intraocular Lenses
Visual Outcomes According to Age After Bilateral Implantation of Trifocal Intraocular Lenses Open
Purpose: To investigate the effect of age on visual outcomes after the bilateral implantation of trifocal intraocular lenses (IOLs). Methods: A total of 290 patients (580 eyes) who underwent bilateral implantation of a trifocal IOL were en…
View article: Physiological Changes in the Cornea When Wearing Rigid Gas Permeable Contact Lenses
Physiological Changes in the Cornea When Wearing Rigid Gas Permeable Contact Lenses Open
Rigid gas permeable (RGP) contact lenses are made of materials with excellent oxygen permeability and wettability, so they not only improve oxygen permeability compared to existing lenses, but also provide correction of refractive errors a…
View article: New Korean Guidelines for the Diagnosis and Management of Dry Eye Disease
New Korean Guidelines for the Diagnosis and Management of Dry Eye Disease Open
New Korean guidelines for the diagnosis and management of dry eye disease were developed based on literature reviews by the Korean Dry Eye Guideline Establishment Committee, a previous dry eye guideline by Korean Corneal Disease Study Grou…
View article: Modified intraocular lens power selection method according to biometric subgroups Eom IOL power calculator
Modified intraocular lens power selection method according to biometric subgroups Eom IOL power calculator Open
This study evaluates the accuracy of a newly developed intraocular lens (IOL) power calculation method that applies four different IOL power calculation formulas according to 768 biometric subgroups based on keratometry, anterior chamber d…
View article: Comparing Ocular Toxicity of Legacy and Alternative Per- and Polyfluoroalkyl Substances in Zebrafish Larvae
Comparing Ocular Toxicity of Legacy and Alternative Per- and Polyfluoroalkyl Substances in Zebrafish Larvae Open
Studies comparing the ocular toxicity potential between legacy and alternative PFAS are lacking. To address this research gap, zebrafish larvae were exposed to both legacy PFAS (i.e., perfluorooctanesulfonic acid [PFOS] and perfluorooctano…
View article: Differences between the Results Assessed by Slit Lamp Examination and Anterior Segment Photography in Terms of Cataract Grading
Differences between the Results Assessed by Slit Lamp Examination and Anterior Segment Photography in Terms of Cataract Grading Open
Purpose: We compared the cataract grades with slit lamp examination and anterior segment photography using the Lens Opacities Classification System (LOCS) III criteria. We also explored the effect of a yellow filter on the photographic res…
View article: Validation and Reliability of the Cataract-related Visual Function Questionnaire (CVFQ)
Validation and Reliability of the Cataract-related Visual Function Questionnaire (CVFQ) Open
Purpose: To evaluate the reliability and validity of the Cataract-related Visual Function Questionnaire (CVFQ).Methods: A prospective cross-sectional study of 141 cataract patients was conducted from March 2022 to June 2022. The questionna…
View article: Mechanical pupil dilation, posterior capsule rupture, and cystoid macular oedema in illuminated chopper-assisted cataract surgery
Mechanical pupil dilation, posterior capsule rupture, and cystoid macular oedema in illuminated chopper-assisted cataract surgery Open
Background: To evaluate the use of mechanical pupil dilation and capsule staining, and the rate of posterior capsule rupture (PCR) and cystoid macular oedema (CME) in illuminated chopper-assisted cataract surgery. Methods: One university h…
View article: Four-flanged polypropylene optic piercing technique for scleral fixation of multifocal intraocular lens
Four-flanged polypropylene optic piercing technique for scleral fixation of multifocal intraocular lens Open
Background To evaluate the feasibility of creating flanges using an optic piercing technique with a 6 − 0 polypropylene monofilament for scleral fixation of dislocated one-piece diffractive multifocal intraocular lenses (IOLs). Study Desig…
View article: Comparison of patient experiences and clinical outcomes between an illuminated chopper and a conventional chopper under a surgical microscope
Comparison of patient experiences and clinical outcomes between an illuminated chopper and a conventional chopper under a surgical microscope Open
Purpose: To compare patient experiences and cooperation and the clinical outcomes illuminated chopper vs conventional chopper during cataract surgery. Setting: 4 tertiary institutions in Korea. Design: Prospective, randomized, paired-eye, …
View article: Role of Chondroitin Sulfate Proteoglycan 5 in Steroid-Induced Cataract
Role of Chondroitin Sulfate Proteoglycan 5 in Steroid-Induced Cataract Open
Steroid-induced cataracts (SIC) are defined as cataracts associated with the administration of corticosteroids. Long-term glucocorticoid treatment for inflammatory diseases reportedly increases the risk of SIC, and steroids can induce cata…
View article: Improved visibility of illuminated chopper-assisted cataract surgery involving iris challenges
Improved visibility of illuminated chopper-assisted cataract surgery involving iris challenges Open
Purpose: The aim of this study was to evaluate the efficacy of the illuminated chopper-assisted cataract surgery in terms of shortening the surgical time and reducing the use of pupil expansion devices in eyes with iris challenges. Methods…