Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

The Retina01:32

The Retina

73.8K
The retina is a layer of nervous tissue at the back of the eye that transduces light into neural signals. This process, called phototransduction, is carried out by rod and cone photoreceptor cells in the back of the retina.
73.8K
Photoreceptors and Visual Pathways01:22

Photoreceptors and Visual Pathways

8.4K
At the molecular level, visual signals trigger transformations in photopigment molecules, resulting in changes in the photoreceptor cell's membrane potential. The photon's energy level is denoted by its wavelength, with each specific wavelength of visible light associated with a distinct color. The spectral range of visible light, classified as electromagnetic radiation, spans from 380 to 720 nm. Electromagnetic radiation wavelengths exceeding 720 nm fall under the infrared category,...
8.4K
Glaucoma: Overview01:25

Glaucoma: Overview

1.1K
Glaucoma is an eye condition characterized by increased intraocular pressure that damages the retina and optic nerve, leading to irreversible blindness if left untreated. The human eye has various components, including the cornea, iris, pupil, lens, and optic nerve. Aqueous humor is secreted by the epithelium of the ciliary body in the posterior chamber and flows through the trabecular meshwork and canal of Schlemm, maintaining normal intraocular pressure. The trabecular meshwork and the canal...
1.1K
Anatomy of the Eyeball01:20

Anatomy of the Eyeball

9.1K
The eye is a spherical, hollow structure composed of three tissue layers. The outer layer — the fibrous tunic, comprises the sclera — a white structure — and the cornea, which is transparent. The sclera encompasses some of the ocular surface, most of which is not visible. However, the 'white of the eye' is distinctively visible in humans compared to other species. The cornea, a clear covering at the front of the eye, enables light penetration. The eye's middle...
9.1K
Focusing of Light in the Eye01:16

Focusing of Light in the Eye

4.8K
Light rays enter the eye through the cornea, a transparent dome-shaped tissue that is the eye's outermost layer. The cornea bends or refracts, light rays traveling to the pupil. The shape of the cornea determines how much of the light is bent and whether the image will be focused correctly on the retina at the back of the eye. Once the light has passed through both refraction layers, it converges into a single focal point onto a small area. This is where photoreceptors start transforming...
4.8K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

A 5-day antibiotic stewardship target for uncomplicated community-acquired pneumonia.

Antimicrobial stewardship & healthcare epidemiology : ASHE·2026
Same author

Standardized Classification System for Dysphotopsia Reporting.

Ophthalmology. Glaucoma·2026
Same author

A Randomized Double-Masked Study Evaluating Safety and Efficacy of a Novel Topical Cooling Device for Chronic Ocular Surface Pain.

Ophthalmology and therapy·2026
Same author

The Determinants of Against Medical Advice Hospital Discharges.

Cureus·2025
Same author

Procalcitonin-driven pneumonia management-are European and US antibiotic stewardship outcomes really different?

The American journal of the medical sciences·2025
Same author

Global trends and practice patterns in virtual reality simulation training for ophthalmic surgery: an international survey use of virtual reality simulation training around the world.

Scientific reports·2025

Related Experiment Video

Updated: Dec 17, 2025

Organotypic Retinal Explant Cultures from Macaque Monkey
10:32

Organotypic Retinal Explant Cultures from Macaque Monkey

Published on: August 24, 2022

1.6K

Negative dysphotopsia: A perfect storm.

Bonnie An Henderson1, Ivayla I Geneva1

  • 1From the Ophthalmic Consultants of Boston (Henderson), Tufts University School of Medicine, Boston, Massachusetts, and the Department of Ophthalmology (Geneva), State University of New York, Upstate Medical University, Syracuse, New York, USA.

Journal of Cataract and Refractive Surgery
|December 26, 2015
PubMed
Summary
This summary is machine-generated.

Negative dysphotopsia after cataract surgery is linked to various intraocular lens (IOL) types and patient factors. Understanding these causes can guide effective treatment strategies for improved visual outcomes.

More Related Videos

Investigating Migraine-Like Behavior Using Light Aversion in Mice
05:23

Investigating Migraine-Like Behavior Using Light Aversion in Mice

Published on: August 11, 2021

4.2K
A Rhodopsin Transport Assay by High-Content Imaging Analysis
12:11

A Rhodopsin Transport Assay by High-Content Imaging Analysis

Published on: January 16, 2019

6.8K

Related Experiment Videos

Last Updated: Dec 17, 2025

Organotypic Retinal Explant Cultures from Macaque Monkey
10:32

Organotypic Retinal Explant Cultures from Macaque Monkey

Published on: August 24, 2022

1.6K
Investigating Migraine-Like Behavior Using Light Aversion in Mice
05:23

Investigating Migraine-Like Behavior Using Light Aversion in Mice

Published on: August 11, 2021

4.2K
A Rhodopsin Transport Assay by High-Content Imaging Analysis
12:11

A Rhodopsin Transport Assay by High-Content Imaging Analysis

Published on: January 16, 2019

6.8K

Area of Science:

  • Ophthalmology
  • Optics
  • Biomaterials

Background:

  • Negative dysphotopsia is a visual disturbance reported after cataract surgery.
  • The condition has been associated with various intraocular lens (IOL) designs and patient-specific anatomical factors.

Purpose of the Study:

  • To review and summarize the peer-reviewed literature on the etiologies of negative dysphotopsia.
  • To identify factors contributing to negative dysphotopsia following routine cataract surgery.

Main Methods:

  • A comprehensive literature search was conducted using PubMed, Google Scholar, and Retina Medical.
  • Fifty-nine reports were identified and analyzed for relevant information on negative dysphotopsia.

Main Results:

  • Multiple IOL types (hydrophobic, hydrophilic acrylic, silicone, 1-piece, 3-piece) are associated with negative dysphotopsia.
  • Proposed etiologies include IOL edge design, refractive index, pupil size, corneal edema, and ocular anatomy.
  • Various treatments are available, including IOL exchange, pupillary manipulation, and YAG capsulotomy.

Conclusions:

  • Negative dysphotopsia is a multifactorial complication of cataract surgery.
  • Further research into IOL design and surgical techniques may help mitigate this visual disturbance.