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Ophthalmology news

Genetics

Scientists discover gene responsible for rare, inherited eye disease

Scientists at the National Institutes of Health (NIH) and their colleagues have identified a gene responsible for some inherited retinal diseases (IRDs), which are a group of disorders that damage the eye's light-sensing ...

Ophthalmology

Case series offers insights on corneal epithelial ingrowth after small incision lenticule extraction surgery

Corneal epithelial ingrowth (EI) is a rare but significant complication following small incision lenticule extraction (SMILE) surgery. Although this refractive procedure offers several advantages, such as a smaller incision ...

Immunology

Researchers discover new role of immune cells in eye health

The eye is an immune-privileged tissue because of the need to keep blood vessels away from the central pathway of light and to restrict entry of inflammatory cells that could cause damage. This has prompted questions about ...

Health

Your eyes could reveal the first signs of many diseases

Melissa, a 30-year-old educator, came to the emergency department with a sudden onset of double vision. She had not been in an accident or suffered any trauma and had never experienced this symptom before. However, she noted ...

Diseases, Conditions, Syndromes

Laughter may be as effective as drops for dry eye disease

Dry eye disease (DED) is a chronic condition estimated to affect around 360 million individuals worldwide. Common symptoms include uncomfortable, red, scratchy or irritated eyes.

Genetics

Gene therapy found to be effective in hereditary blindness

Bothnia dystrophy is a form of hereditary blindness, prevalent in the region Västerbotten in Sweden. A new study at Karolinska Institutet published in Nature Communications shows that gene therapy can improve vision in patients ...

Genetics

100-fold improvement in sight seen after gene therapy trial

The vision of people with a rare inherited condition that causes them to lose much of their sight early in childhood was 100 times better after they received gene therapy to address the genetic mutation causing it. Some patients ...

Ophthalmology

Understanding Graves' disease

Graves' disease is a condition of the immune system that leads to an overactive thyroid. It is caused by antibodies attacking the thyroid by mistake. The thyroid and the hormones it produces are the gas pedal for the body. ...

Ophthalmology

New ocular device helps administer antioxidants in the eye

Due to their sun and oxygen exposure, the eyes are especially susceptible to oxidative stress, which causes several ocular pathologies. One of the antioxidants that is most present in the eyes to fight oxidative stress is ...

Ophthalmology

Exploring the possibilities of smart glasses

Technology is always evolving, and Isa Jahnke is on a research mission to better harness ways for emerging technology to help learners in an educational or workplace setting. As an associate professor in the MU College of ...

Medications

Anti-VEGF therapy may aid visual acuity in some nAMD patients

(HealthDay)—For about 20 percent of patients with neovascular age-related macular degeneration (nAMD), useful visual acuity (VA) is preserved with anti-vascular endothelial growth factor (VEGF) treatment, according to a ...

Ophthalmology

Quarter of partially-sighted have unmet needs

Almost a quarter of people with severe sight loss in the UK are going without the treatment they need, according to a new study being presented at the World Congress on Public Health today.

Ophthalmology

Blindness in the elderly: Finally a treatment in the near future?

The macula accounts for sharp vision and reading but it is affected in many elderly. Age related macular degeneration is the most important cause of blindness in persons over 65 years of age, and almost 30% of people over ...

Immunology

Imaging the secret lives of immune cells in the eye

University of Rochester vision scientist Jesse Schallek can barely contain his excitement as he shares time-lapse videos showing immune cells moving through living retinal tissue at the back of an eye.

Ophthalmology

Blindness and sight loss to double by 2050

Blindness and severe vision impairment is predicted to affect almost 900 million people worldwide by 2050—up from around 338 million today, according to a new pre-print study accepted by The Lancet and highlighted on World ...

Ophthalmology

New research on cataract surgery in order to improve health care

In general, surgeons who perform numerous cataract operations every year encounter relatively few severe cases, and this probably contributes to their lower complication rate, as shown by a study led from the University of ...

Ophthalmology

In the future glaucoma eye tests could be performed at home

Glaucoma is a chronic condition that affects cells at the back of the eye. It is the leading cause of irreversible blindness worldwide, and is responsible for 1 in 10 cases of serious sight impairment in the UK.

Neuroscience

Lab produces world's first 'pathoconnectome'

Scientists from the John A. Moran Eye Center at the University of Utah have achieved another first in the field of connectomics, which studies the synaptic connections between neurons.

Medical research

Scientists create functional human retinas in a dish

Scientists have generated accurate replications of human retinas in culture that can be used to pinpoint the specific types of cells affected by genetic eye diseases. The culmination of a six-year effort, this achievement ...

Ophthalmology

Opening eyes to a frontier in vision restoration

A revolutionary cortical vision device, developed by Monash University researchers that could one day help restore vision to the blind, is being prepared for world-first human clinical trials in Melbourne.