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Ophthalmology news

Ophthalmology

Vision problems? Here's a guide to which specialist is right for you

If you're having eye problems, you may not know which type of specialist to consult.

Medical research

Scientists take important step toward using retinal cell transplants to treat blindness

Retinal cells derived from a cadaver human eye survived when transplanted into the eyes of primate models, an important advance in the development of cell therapy to treat blindness, according to a study published on January ...

Medical research

A rift in the retina may help repair the optic nerve

In experiments in mouse tissues and human cells, Johns Hopkins Medicine researchers say they have found that removing a membrane that lines the back of the eye may improve the success rate for regrowing nerve cells damaged ...

Ophthalmology

Exploring the ciliary body's role in eye health

What if the degenerative eye conditions that lead to glaucoma, corneal dystrophy, and cataracts could be detected and treated before vision is impaired? Recent findings from the lab of Investigator Ting Xie, Ph.D., at the ...

Ophthalmology

Drive-through IOP screening clinic feasible during COVID-19

(HealthDay)—A drive-through intraocular pressure (IOP) screening clinic allows for continued management during the COVID-19 pandemic, according to a research letter published online Jan. 7 in JAMA Ophthalmology.

Ophthalmology

Research paves the way for new anti-fibrotic therapy for glaucoma

Scientists at the University of Birmingham, UK, have shown that a novel low molecular weight dextran-sulphate, ILB could play a key role in treating open angle glaucoma (OAG), a neurodegenerative disease that affects over ...

Ophthalmology

Cataract surgery in infancy increases glaucoma risk

Children who undergo cataract surgery as infants have a 22% risk of glaucoma 10 years later, whether or not they receive an intraocular lens implant. The findings come from the National Eye Institute (NEI)-funded Infant Aphakic ...

Medical research

Hopes of new treatment strategies for glaucoma

In the search for new ways to treat the incurable eye disease glaucoma, researchers at Karolinska Institutet and St. Erik Eye Hospital have discovered more clues as to its pathogenesis. A new study shows how metabolic disturbance ...

Neuroscience

Restoring a rudimentary form of vision in the blind

Restoration of vision in blind people through a brain implant is on the verge of becoming reality. Recent discoveries at the Netherlands Institute for Neuroscience (NIN) show that newly developed high-resolution implants ...

Ophthalmology

Retinal transplant boost opens door to treat eyesight loss

Dying retinal cells send out a rescue signal to recruit stem cells and repair eye damage, according to the findings of a new study published today in the journal Molecular Therapy. The findings open the door to restoring ...

Ophthalmology

Targets for avoidable sight loss 'not being met'

Public health services across the world are failing to meet targets to reduce avoidable sight loss, according to a new study published today (1 December) in The Lancet Global Health.

Neuroscience

Seeing depression in the pupil

When people win or lose something, their pupils dilate slightly. Researchers have found that this dilation is less pronounced in acutely depressed patients than in healthy people. The more severely ill the patients were, ...

Alzheimer's disease & dementia

AI model uses retinal scans to predict Alzheimer's disease

A form of artificial intelligence designed to interpret a combination of retinal images was able to successfully identify a group of patients who were known to have Alzheimer's disease, suggesting the approach could one day ...

Neuroscience

Scientists develop new gene therapy for eye disease

Scientists from Trinity College Dublin have developed a new gene therapy approach that offers promise for one day treating an eye disease that leads to a progressive loss of vision and affects thousands of people across the ...

Diseases, Conditions, Syndromes

COVID's collateral damage: Germicidal lamps may damage corneas

In a paper published in the journal of Ocular Immunology and Inflammation, physicians from the Bascom Palmer Eye Institute at the University of Miami Miller School of Medicine reported that several patients using germicidal ...

Medical research

Stem cell-based screen identifies potential new treatments

Vision loss related to aging or inherited genetic disease, such as age-related macular degeneration and retinitis pigmentosa (RP), respectively, is estimated to impact 16 million people worldwide and is often caused by defects ...

Neuroscience

Unique Schwann cells: The eyes have it

The insulation around nerve cell components in our corneas have unique properties, and little is known about them. But UConn School of Medicine neuroscience professor Royce Mohan believes his lab is on the verge of uncovering ...

Obstetrics & gynaecology

Female hormone therapy not tied to retinal vascular occlusion

(HealthDay)—Filling a prescription for female hormone therapy (FHT) is not associated with an increased risk for retinal artery occlusion (RAO) or retinal vein occlusion (RVO), according to a study published online Nov. ...

Genetics

Scientists speed up artificial organoid growth and selection

The method currently used to produce stem cell-derived tissues has a very limited throughput. By semi-automating tissue differentiation, researchers from MIPT and Harvard have made the process nearly four times faster without ...

Ophthalmology

Drug-linked endogenous endophthalmitis hospitalizations up

(HealthDay)—From 2003 to 2016, there was a considerable increase in drug-related endogenous endophthalmitis hospitalizations in the United States, according to a study published online Nov. 5 in JAMA Ophthalmology.

Oncology & Cancer

The natural artistry of disease: A wintry landscape in the eye

Leukemias and lymphomas are life-threatening malignancies affecting white blood cells and the immune system; fortunately, radiotherapy and chemotherapy, combined with stem cell therapy, can improve survival significantly. ...