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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

The vision: Tailored optical stimulation for the blind

Stimulation of the nervous system with neurotechnology has opened up new avenues for treating human disorders, such as prosthetic arms and legs that restore the sense of touch in amputees, prosthetic fingertips that provide ...

Medical research

Mathematics to improve macular degeneration treatment

Researchers from the Universidad Carlos III de Madrid (UC3M) have created a mathematical model and simulated numerically the progression of age-related macular degeneration, one of the main causes of blindness. This model ...

Ophthalmology

Cataracts: Common, and easy to treat

(HealthDay)—Many aging Americans can have their vision dimmed by cataracts, but the good news is that they're easily treated, one expert says.

Ophthalmology

AI could soon tell you how often to see the eye doctor

Three of the most common chronic eye conditions require regular medical checkups and injections into the eye by ophthalmology specialists to keep looming blindness at bay. A study by the University of Bern and the Inselspital ...

Ophthalmology

Can echolocation help those with vision loss?

Known as nature's own sonar system, echolocation occurs when an animal emits a sound that bounces off objects in the environment, returning echoes that provide information about the surrounding space.

Health

How staring at screens can affect your vision

More people working from home these days often means more hours looking at computer screens and mobile devices. And eye experts at Mayo Clinic say that could create some temporary vision problems.

Neuroscience

Protein tenascin-C important in retinal blood flow disorders

Many eye diseases are associated with a restricted blood supply, known as ischaemia, which can lead to blindness. The role of the protein tenascin-C, an extracellular matrix component, in retinal ischaemia was investigated ...

Ophthalmology

New research may revolutionise cataract treatment

World-leading eye experts have made a breakthrough that could potentially change the way cataracts are treated—with potential for drug therapy to replace surgery.

Medications

Vitamin B3 as a possible treatment for glaucoma

Glaucoma involves a high risk of losing sight. Researchers at Karolinska Institutet and St. Erik Eye Hospital, among others, have now studied the effects of nicotinamide, the amide of vitamin B₃, on animal and cell models ...

Ophthalmology

Estimated 1 million individuals living with blindness in the U.S.

(HealthDay)—Roughly 7.1 million people are living with visual acuity loss in the United States; and of these individuals, nearly 1.1 million are living with blindness, according to a meta-analysis published online May 13 ...