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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. ...

Diabetes

Study IDs barriers to eye screening among adults with diabetes

Food insecurity, housing insecurity, mental health concerns, and the perceived importance of practitioner concordance are associated with a lower likelihood of receiving eye care among adults with diabetes, according to a ...

Neuroscience

Researchers help unravel brain processes involved in vision

Faced with images that break the expected pattern, like a do not enter sign where a stop sign is expected, how does the brain react and learn compared to being shown images that match what was predicted?

Diseases, Conditions, Syndromes

The role of iron in blindness caused by ocular toxoplasmosis

Researchers from Nagoya University Graduate School of Medicine have identified the role of iron in ocular toxoplasmosis (OT), a form of toxoplasmosis that causes blindness. They found reduced iron concentration in the clear ...

Medical research

Is there a physiological explanation behind experiencing glare?

What is glare? Simply put, glare is visual discomfort often leading to annoyance, fatigue or even headaches. Perception of glare varies from person to person, and one set of lighting conditions may be comfortable for one ...

Medical research

Sight loss in working-age people is under-researched: Study

A new study published in Clinical Ophthalmology has highlighted a lack of clinical research to address the leading causes of severe sight impairment (SSI) among the working-age U.K. population, which costs the U.K. economy ...