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Pupil

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May 17, 2023
4 min read
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Tips for fitting pupil-optimized multifocal contact lenses

Fitting the aging eye with contact lenses can be a challenge.

News
May 07, 2023
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VIDEO: Surgeon describes advantages of pupil expander

SAN DIEGO — In this Healio Video Perspective from the ASCRS meeting, Jeffrey Whitman, MD, discusses his positive experiences with the BVI I-Ring pupil expander and offers pearls on how to use it effectively.

News
February 13, 2023
1 min read
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FDA accepts NDA for Nyxol drops for mydriasis reversal

The FDA accepted a new drug application for Nyxol for the reversal of pharmacologically induced mydriasis, according to a press release from Ocuphire Pharma.

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January 16, 2023
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VIDEO: Pharmacological reduction of pupil size may improve night vision disturbances

KOLOA, Hawaii — In this Healio Video Perspective from Hawaiian Eye 2023, Jay S. Pepose, MD, PhD, discusses advances in pharmacological treatment for reduction of pupil diameter, which may benefit patients with night vision disturbances.

News
November 07, 2022
4 min read
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Spectral domain OCT can be utilized for pupillometry

OCT is a noninvasive, noncontact imaging system providing real-time, high-resolution, cross-sectional images using near infrared light interferometry.

News
January 06, 2021
1 min read
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Ocuphire initiates phase 3 study of Nyxol for night vision disturbances

Patient recruitment and screening are underway in the LYNX-1 phase 3 registration study to investigate the safety and efficacy of Nyxol for night vision disturbances, Ocuphire Pharma announced in a press release.

News
December 01, 2020
4 min read
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Principle of pinhole optics works toward optimal correction of presbyopia

Although presbyopia is an inevitable part of the aging process, its adverse impact on individuals’ activities of daily living seems to be more prevalent today than ever before.

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August 11, 2020
2 min read
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Pupil size may predict hospital readmission, death in acute HF

Smaller pupil area measured in patients with acute HF was predictive of all-cause mortality and HF readmission, according to research published in ECS Heart Failure.

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May 19, 2020
3 min read
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Leukocoria in newborn requires immediate attention

Leukocoria simply means that the pupil (coria) is white (leuko), and we see this in our adult patients who present with opaque white cataracts. But when we see leukocoria in a newborn infant, it is an urgent situation that needs immediate attention from an ophthalmologist.

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January 08, 2020
3 min read
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Synechiae can be managed during cataract surgery

Synechiae are adhesions of the iris to ocular structures, which can cause issues of aqueous blockage, pupil dilation and more. Anterior synechiae are at the angle of the eye where the peripheral iris impedes aqueous drainage and can lead to angle closure glaucoma. Posterior synechiae are at the pupil margin where the iris is adherent to the anterior lens capsule, which prevents dilation and makes cataract surgery more challenging. Cataract surgery is a good time to manage these synechiae and help restore ocular anatomy and function.

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