Optics & Refraction

Study Evaluates Rise in US Astigmatism Rates

By

Abigail Wild

Publish Date May 20, 2022

Researchers found a significant increase between 1999 and 2008 compared with astigmatism rates between 1971 and 1975.

Toric IOLs Can Manage Astigmatism in Eyes With Prior Radial Keratotomy

By

Lauren Dembeck, PhD

Publish Date May 9, 2022

The devices decrease refractive astigmatism postoperatively compared with preoperative corneal astigmatism.

This Caught My Eye: Links and Recommendations from Edmund Tsui, MD

By

Edmund Tsui, MD

Publish Date May 6, 2022

Edmund Tsui, MD, social media editor for the American Academy of Ophthalmology’s journal Ophthalmology, guides readers through what’s trend-worthy in eye care.

Refractive Changes Still Occur After Foldable Iris-Fixated pIOL Implantation

By

Lauren Dembeck, PhD

Publish Date May 5, 2022

Patients implanted with foldable iris-fixated phakic intraocular lenses may experience annual changes in refractive error, visual acuity, and axial length, making the devices a long-term, but not permanent solution.

High Myopia Associated With Open-Angle Glaucoma Incidence

By

Naveed Saleh, MD, MS

Publish Date April 19, 2022

Older age, increased IOP, thinner central cornea, higher vertical cup/disc ratio, and longer axial length were also highly associated with open-angle glaucoma incidence.

Foldable Anterior Chamber Phakic IOL Deemed Stable in 10-Year Study

By

Jessica Nye, PhD

Publish Date April 6, 2022

Research shows the devices’ effectiveness in patients with high myopia, astigmatism.

Double Running Suturing Preferable to Reduce Astigmatism After PK

By

Lauren Dembeck, PhD

Publish Date March 31, 2022

The technique also led to faster visual rehabilitation and lower complication rates than single running and interrupted sutures.

Toric IOLs Correct Astigmatism Similar to Spherical Lenses Plus PRK

By

K. Patricia Bouweraerts, MA

Publish Date March 30, 2022

Study suggests sharp refractive control in 2-step phacoemulsification plus PRK, but similar outcomes and fewer risks with 1-step toric IOL implantation.

Choroideremia Visual Acuity Loss Tied to Age

By

Adrienne Taron

Publish Date March 30, 2022

Researchers offer clarity for early intervention in choroideremia with this largest meta-analysis to date.

Epithelial Mapping Useful to Reassess Eligibility for Refractive Surgery

By

K. Patricia Bouweraerts, MA

Publish Date March 23, 2022

Clinicians adjusted determination of candidacy for refractive surgery in 16% of participants after viewing corneal epithelial patterns.

Unintended Initial Posterior Plane Dissection Increase SMILE Surgery Time

By

Vincent Soreca

Publish Date March 21, 2022

Despite significantly prolonging SMILE surgery time, unintended initial dissection of the posterior plane did not affect long-term visual recovery, a report shows.

Phakic IOLs Maintain Stability, Predictability After 15 Years

By

K. Patricia Bouweraerts, MA

Publish Date March 10, 2022

Foldable phakic intraocular lens produced refractive stability at 15 years, but study advises at least 3 mm anterior chamber depth to implant pIOL.

No Significant Increase in Trabeculectomy Failure Following Clear-Cornea Phaco

By

Erin Boyle

Publish Date March 7, 2022

However, researchers note “clinically relevant differences” in glaucoma procedure success rates for patients with a history of the refractive procedure.

Multifocal IOLs Do Not Preclude Pars Plana Vitrectomy

By

Bill Kekevian

Publish Date February 25, 2022

Patients with epiretinal membranes still saw improvements in their vision at various distances after surgery, even if they had prior trifocal implants.

Large Study Supports Refractive Procedure, Implant for Presbyopia

By

Lauren Dembeck, PhD

Publish Date February 22, 2022

Bilateral refractive lens exchange with trifocal intraocular lens appears to be a safe and effective treatment for presbyopia.

Ocular Biometry May Shift After ICL Implants

By

Lauren Dembeck, PhD

Publish Date February 15, 2022

A study shows a statistically significant increase of 0.1 mm in axial length after posterior chamber phakic intraocular lens implantation.

Study Shows Risk Factors for Severe Vision Loss in Optic Neuritis

By

Erin Boyle

Publish Date February 9, 2022

Patients with certain antibodies, those of older age at onset, and men are more likely to have worse outcomes.

Trabeculectomy Is an Effective First Intervention for Congenital Glaucoma

By

Erin Boyle

Publish Date February 3, 2022

A study shows the approach’s safety and efficacy is comparable to muscle recession.

Medial Rectus Fenestration Technique Reduces Angle of Deviation in Esotropia

By

Erin Boyle

Publish Date February 1, 2022

The surgical approach was well-tolerated and reduced the angle of esotropia, the study shows.

Tomography Can Help Evaluate Long-Term Outcomes of SMILE Surgery

By

Jodi McCaffrey, MA, FACHE

Publish Date January 27, 2022

The technology was reliable for these patients, except for trefoil, the study shows.