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Ophthalmology news

Special aspherical glasses slow down childhood myopia progression, two-year trial finds

The number of people who need prescription glasses to correct their vision is increasing each year as nearsightedness, or myopia, becomes more common worldwide. Current projections suggest cases could reach 50% by 2050, affecting ...

Lab-grown human retina reveals how vision loss begins in Batten disease

Researchers have developed a new way to study CLN3-Batten disease, a rare inherited condition that causes early vision loss in children followed by progressive neurological decline. Their findings offer new insight into how ...

Boosting cell cleanup process may protect against glaucoma

Glaucoma is a neurodegenerative eye disease defined by the progressive death of nerve cells in the retina called retinal ganglion cells (RGCs) and damage to the optic nerve. It doesn't have many warning signs, so significant ...

Renal impairment linked to age-related macular degeneration

Renal impairment and age-related macular degeneration (AMD) are interrelated, with higher odds of AMD among individuals with chronic kidney disease (CKD), according to a review published in the American Journal of Ophthalmology.

Hidden 'recycling system' helps keep vision cells healthy

For decades, scientists believed that photoreceptors in the retina relied primarily on neighboring support cells, known as the retinal pigment epithelium (RPE), to remove waste. While the RPE is still responsible for clearing ...

Human study links reduced inflammation to later myopia onset

University of Oklahoma College of Medicine researcher Jody Summers, Ph.D., has long hypothesized that inflammation plays a role in the development of myopia, or nearsightedness, in which close-up vision is clear but distance ...

Researchers discover the eye's hidden cleanup system

Many of the world's leading causes of irreversible blindness, including glaucoma and age-related macular degeneration, share a common problem: the buildup of fluid, waste and inflammatory debris in the back of the eye.

Patient-specific 3D-printed contact lenses in just 20 minutes

A breakthrough combination of new silicone materials and advanced 3D printing technology developed by University of Waterloo researchers could transform how contact lenses are manufactured. The study, "Patient-specific hard ...

Lab-grown retinal cells show promise for new eye therapies

Biomedical engineers at Duke University have used induced pluripotent stem cells (iPSCs) to grow specialized blood vessel cells critical to retinal health for the first time. When injected into mouse models of retinal disease, ...

Faded letters, early warnings: A new clue for aging eyes

Struggling to read more than six lines on an eye chart with fading letters may serve as a visual "yellow light" for older adults—raising red flags that routine exams sometimes fail to detect. A new University of Michigan ...