Optics

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Reduced visual acuity associated with a decline in reading efficiency

June 15, 2017

Researchers found that a significant decline in reading efficiency was associated with reduced visual acuity.

The prospective, cross-sectional study within the Born in Bradford birth cohort examined the association between reduced visual acuity and reading efficiency in children from 6 to 7 years and was reported at the Association for Vision and Research in Ophthalmology meeting.

Clinical Optics 101

Expert considers limits of visual acuity, visibility and optical performance of human eye

Ocular Surgery News U.S. Edition, May 10, 2017
Jack T. Holladay, MD, MSEE, FACS
What is the farthest a human can see? What is the best recorded visual acuity? How far is the horizon? I am often asked these questions by clinicians and…

Surgeon considers meaning of optimum optical performance

Ocular Surgery News U.S. Edition, April 25, 2017
Steven B. Siepser, MD, FACS
The eye is far more complex and variable than we previously thought. As with all biological systems, there are inconspicuous, obscure measurable differences that are not…
In the Journals

New theories on #theDress shed light on spatial filtering

April 11, 2017
Erica L. Dixon and Arthur G. Shapiro used a series of experiments to show how the 2015 dress phenomenon may be explained by variations in a simple spatial filter that…
Original Article

Increased Hair Cortisol Concentrations in Patients With Progressive Keratoconus

Journal of Refractive Surgery, June 2017, Volume 33 Issue 6
To investigate hair cortisol concentration (HCC), a biochemical correlate of chronic psychological stress, and its…
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CME

Treating Advanced Dry Age-related Macular Degeneration and Geographic Atrophy: Here and Now

This activity is supported by an educational grant from Genentech, Inc.

Age-related macular degeneration (AMD) is a deterioration or breakdown of the eye's macula. At present, pharmacotherapy…
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VIDEO: Drop to treat presbyopia in phase 2 trials

March 6, 2015
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Meeting News

Reduced visual acuity associated with a decline in reading efficiency

June 15, 2017
Researchers found that a significant decline in reading efficiency was associated with reduced visual acuity. The prospective, cross-sectional study…

Original ArticleSupplemental Data

Meta-analysis of the FDA Reports on Patient-Reported Outcomes Using the Three Latest Platforms for LASIK

Journal of Refractive Surgery, June 2017, Volume 33 Issue 6
To analyze the impact of the three latest U.S. Food and Drug Administration (FDA)–approved lasers on patient-reported outcomes after LASIK. In this…

Review ArticleSupplemental Data

Questionnaires for Measuring Refractive Surgery Outcomes

Journal of Refractive Surgery, June 2017, Volume 33 Issue 6
To identify the questionnaires used to assess refractive surgery outcomes, assess the available questionnaires in regard to their psychometric…

Original ArticleSupplemental Data

Small Incision Lenticule Extraction (SMILE) for Hyperopia: Optical Zone Diameter and Spherical Aberration Induction

Journal of Refractive Surgery, June 2017, Volume 33 Issue 6
To evaluate optical zone diameter efficacy and spherical aberration change in hyperopic small incision lenticule extraction (SMILE). Prospective…

Original ArticleSupplemental Data

Implantation of Implantable Collamer Lenses After Radial Keratotomy

Journal of Refractive Surgery, June 2017, Volume 33 Issue 6
To assess the predictability, efficacy, and safety of posterior chamber phakic implantable collamer lens (ICL) implantation after radial keratotomy…

Original ArticleSupplemental Data

A Three-Year Observation of Corneal Backscatter After Small Incision Lenticule Extraction (SMILE)

Journal of Refractive Surgery, June 2017, Volume 33 Issue 6
To investigate changes in corneal backscatter after small incision lenticule extraction (SMILE). One eye was randomly selected from 34 patients who…

Original Article

Increased Hair Cortisol Concentrations in Patients With Progressive Keratoconus

Journal of Refractive Surgery, June 2017, Volume 33 Issue 6
To investigate hair cortisol concentration (HCC), a biochemical correlate of chronic psychological stress, and its relationship to the progression of…

Report

Removal of Persistent Cellular Deposits After Foldable Iris-Fixated Phakic IOL Implantation

Journal of Refractive Surgery, June 2017, Volume 33 Issue 6
To report a case of severe recurrent cellular deposits after Artiflex intraocular lens (Ophtec B. V., Groningen, The Netherlands) implantation. Case…

Original ArticleSupplemental Data

A New Extended Depth of Focus Intraocular Lens Based on Spherical Aberration

Journal of Refractive Surgery, June 2017, Volume 33 Issue 6
To describe a new extended depth of focus intraocular lens (IOL) design offering multifocality by the variation of spherical aberration in the…

BiomechanicsSupplemental DataOpen Access

Biomechanical Characterization of Subclinical Keratoconus Without Topographic or Tomographic Abnormalities

Journal of Refractive Surgery, June 2017, Volume 33 Issue 6
To present a case series of patients with subclinical keratoconus with normal topometric (anterior curvature) and tomographic findings in one eye who…

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