A recent study published in the New England Journal of Medicine reveals that two types of medications used to treat osteoporosis and certain cancers can cause inflammation in the eyes, leading to vision loss or blindness if left untreated. The research found that almost 100 patients experienced blurred vision, pain, and swelling as a r...
Research suggests that children who spend more time studying and reading are more likely to develop myopia. However, the study found no link between screen time and the development of myopia. The study of 366 eighth-grade children highlights the importance of hereditary factors in the development of myopia.
A long-term study found that administering oral antivirals reduced the risk of blindness and other serious eye effects in patients with eye shingles. Untreated patients experienced 8.9% adverse outcomes, while treated patients had only 2.1%. Timing of treatment also affected long-term outcomes.
Researchers found that low-level lead exposure during development in mice injures and kills rod-shaped photoreceptor cells, a crucial component of human vision. The study suggests possible treatments using an anti-death protein called Bcl-xL to prevent cell death in eye disorders.
Researchers identify a crucial pathway in the retina that allows the pupil to respond to light, even when rods and cones are absent. This discovery suggests a complex non-visual photoreceptive system in the inner retina that helps regulate the body's internal clock and unconscious activities.
A recent study conducted by Dr. Tim McCulley at Stanford University found that high doses of Viagra preserved the thickness of the eye's choroids layer, supplying blood to the eyeball, with minimal change in blood vessels or flow. However, some individuals with underlying vascular diseases may experience changes in vision due to small ...
A six-week self-management program has been shown to enhance the quality of life and reduce depression in patients with age-related macular degeneration. The program, which includes group sessions and problem-solving skills, improved patients' confidence and ability to cope with their vision loss.
The Bio-X program has awarded grants to 21 new interdisciplinary research projects, including the development of an artificial cornea and a wireless gastric endocapsule. These projects aim to boost collaborations among faculty, students, and staff across departments and schools.
Researchers have developed a new technology using firefly light to monitor herpes infections in mice, allowing for repeated tracking over time without sacrificing animals. This non-invasive method enables the investigation of viral populations and immune system influences.
The Foundation has agreed to fund a physician-sponsored Phase I/II human clinical trial to evaluate the safety and effectiveness of CA4P as a treatment for wet age-related macular degeneration. The study aims to inhibit the growth of proliferating blood vessels linked to retinal conditions such as wet AMD.
Researchers found that treating people with early-stage glaucoma immediately can delay disease progression and slow vision loss. The study followed 255 patients with early stage glaucoma in at least one eye, finding that treatment led to a slower rate of disease progression.
Researchers seek compounds to inhibit angiogenesis, a common cause of vision loss. A new class of anti-angiogenic molecules has shown promise in pre-clinical studies, with 70% inhibition in 100% of cases.
Researchers at TSRI have developed a technique to selectively deliver adult stem cells into the eye, which can stimulate vessel growth and address inherited retinal degenerations. The cells can incorporate into the vasculature and make it normal, or be loaded with antiangiogenics to selectively wipe out the formation of new blood vessels.
The Journal of Rehabilitation Research & Development features articles on life satisfaction following spinal cord and traumatic brain injury, as well as a study on foot models for ulcer-prevention treatment. A preliminary study on genetically engineered spinal cord implants also highlights potential improvements in bladder structure af...
A team of researchers has established the first-ever gene profile of the aging human retina, revealing expression changes in genes involved in stress response and energy metabolism. The study's findings may help scientists understand how age predisposes individuals to age-related diseases such as AMD.
Researchers found that pressure-lowering eye drops reduced the development of primary open-angle glaucoma by more than 50% in high-risk individuals. The study also highlighted personal and ocular risk factors associated with glaucoma development.
A recent study found that pressure-lowering eye drops reduced the development of primary open-angle glaucoma by over 50 percent. The study suggests that treating people with elevated eye pressure may delay or prevent glaucoma, particularly in those at higher risk due to age, ethnicity, or ocular characteristics.
Brown University researchers will develop a research-based register of controlled trials related to ophthalmology and optometry. They aim to provide evidence-based treatments to patients, helping physicians and consumers make informed healthcare choices.
A recent study found that eye drops can delay the onset of glaucoma by reducing intraocular pressure by approximately 20%. The Ocular Hypertension Treatment Study (OHTS) followed 1,636 participants with elevated eye pressure and showed a significant reduction in glaucoma development among those who received treatment. This breakthrough...
Researchers found a link between abnormal retinal blood vessels and cognitive decline, potentially providing an early warning system for dementia. Low vitamin C levels in the blood were also associated with increased stroke risk, particularly among hypertensive men.
Researchers have developed a photosensitive silicone intraocular lens that can be adjusted after surgery to eliminate refractive errors. The lens uses low-power light to make precise power adjustments, offering a potential alternative to LASIK surgery for severe myopia and farsightedness.
A five-year study demonstrated Xalatan's efficacy in managing open-angle glaucoma by reducing intraocular pressure (IOP) sustainably. The treatment was well-tolerated, controlling IOP without surgery in 72% of patients.
Researchers at USC's Doheny Retina Institute have made significant progress with a permanent retinal prosthesis, designed to restore vision to patients with retinitis pigmentosa and macular degeneration. The device has been implanted in the first patient as part of an FDA-approved trial.
A recent study found that glaucoma was the most common cause of blindness among Hispanics, accounting for 0.3% of the population, with open-angle glaucoma being the leading cause. The prevalence of visual impairment increased with age, with cataract and age-related macular degeneration also being significant causes.
Researchers previously thought mature nerve cells couldn't regenerate after damage. However, a new study reveals that altering naturally occurring compounds can restore regenerative ability in mature cells. The study's findings offer hope for developing new treatments for optic and spinal cord disorders.
Researchers found that atropine eye drops work as well as patching in treating amblyopia, a condition affecting two to three out of every 100 children. The treatment improved vision in the affected eye, strengthening it and improving overall quality of life.
A randomized trial comparing atropine eye drops and patching found that atropine improved visual acuity by 74%, while parents preferred this treatment method. The study addressed the long-standing debate about which method is better, providing valuable insights for doctors and researchers.
A research team found that a small fraction of nerve cells in the retina express melanopsin, which detects light levels and regulates the body's daily cycles. These cells connect to brain areas controlling the clock and pupil response, suggesting a non-visual role for melanopsin.
Researchers found that high-dose, short-term chlorambucil treatment resulted in sustained inflammation reduction for 77% of patients with severe, non-infectious uveitis. The study's findings suggest that chlorambucil may become a preferred treatment option for these patients.
Researchers at UT Southwestern Medical Center found that hyper-oxygen transmissible contact lenses reduce bacterial binding and promote tear exchange, leading to decreased bacterial growth. The study suggests these new lens materials will be a breakthrough in reducing the risk of eye infections.
Scientists at Scripps Research Institute have discovered a fragment of the human protein TrpRS that inhibits angiogenesis, offering new hope for treatments of age-related macular degeneration and diabetic retinopathy. The truncated form of TrpRS appears to be more potent than existing antiangiogenic compounds.
A study published in Archives of Ophthalmology found that glaucoma affects approximately 0.5% of people aged 41-49 and up to 12% of those aged 80+, with women being disproportionately affected. The high prevalence among Mexican-Americans may be attributed to barriers such as cost of care and distrust of majority culture.
The analysis found that two-thirds of the world's blind are concentrated in India, China, and Africa. Women living in underdeveloped countries were almost 40% more likely to be blind than men, while those in industrialized nations had a risk 63% higher.
Researchers have made a breakthrough discovery about the development of rod and cone photoreceptors, the light-sensitive cells in the retina that initiate vision. The study found that the retinal protein Nrl acts as a 'molecular switch,' signaling cells to develop into rods rather than cones.
A nationwide clinical trial found that a dietary supplement of antioxidants and zinc significantly reduces the risk of advanced age-related macular degeneration (AMD) and its associated vision loss. The supplements reduced the risk of AMD progression by 19% in those with intermediate AMD.
A large study has found that retinal blood-vessel damage is associated with an increased risk of stroke. Damage to the small blood vessels in the retina was linked to a doubling of stroke risk, regardless of age, sex, or other health factors.
Researchers have successfully used gene therapy to reduce new blood vessel growth by up to 90% in mice with conditions similar to macular degeneration and diabetic retinopathy. Two genes, endostatin and pigment epithelium-derived factor (PEDF), were injected into the animals' eyes or tails to demonstrate the potential of gene therapy a...
A new Mayo Clinic study has found that a widely accepted treatment for Graves' ophthalmopathy shows no benefits in improving symptoms. Researchers conducted a double-blind study and discovered no difference between treated and untreated eyes after three or six months, casting doubt on the effectiveness of this long-used treatment.
Researchers tested four viruses to transport genetic material into defective eyes of 18-day-old rats. Adenovirus proved the most effective vector, targeting specific tissues and preventing disordered blood vessel growth. Early-stage research suggests a potential breakthrough in treating retinopathy of prematurity with gene therapy.
Researchers found that survival rates for primary eye cancer treatments are essentially the same, with a five-year survival rate of 82% for both radiation therapy and eye removal. The study's findings expand the capability of doctors to provide accurate diagnoses and state-of-the-art treatments.
A recent study by Ohio State University found that survival rates are similar for patients with choroidal melanoma who undergo radiation therapy or have their affected eye removed. The study, which involved 1,317 patients, showed that both treatment options result in high five-year survival rates.
Researchers found that triclosan is effective against malaria and toxoplasmosis parasites at low concentrations, without harming host cells. The study suggests combining triclosan with other inhibitors to disrupt fatty acid synthesis and prevent resistant microbes.
Eye attacks, also known as Ischematic Optic Neuropathy (ION), are a sudden lack of blood flow to the eye resulting in painless but catastrophic consequences. A new multi-center clinical trial aims to determine whether neuro-protection can minimize collateral damage and prevent second eye involvement.
A Yale study found that retinal hemorrhaging caused by birth can clear up within two to four weeks, but prolonged cases may indicate child abuse. The study's results have implications for evaluating suspected cases of child abuse and may assist legal teams in preparing a more precise defense or prosecution.
The Early Treatment for Retinopathy of Prematurity (ETROP) study demonstrated that premature infants who receive early treatment have better vision outcomes compared to waiting until the traditional treatment threshold. The study also established a new risk assessment model to identify high-risk infants, reducing poor visual outcomes a...
A new operation developed at Johns Hopkins improves vision for nearly half of the first 100 patients treated with early-stage macular degeneration. Six months after surgery, 48% of patients could read an additional two lines on a standard eye chart or had vision of 20/100 or better, enough to legally drive in Maryland.
Researchers found that mutations in the ABCR gene cause a wide range of eye problems, including Stargardt disease and retinitis pigmentosa. The study suggests that a single therapy designed to replace ABCR activity could alleviate or prevent retinal degeneration.
UC Davis researchers have successfully restored vision in 10 of 14 patients suffering from severe corneal damage, using a new technique to grow replacement cornea tissue in a laboratory dish. The treatment showed significant improvement in visual acuity, enabling patients to regain their independence.
Researchers have restored vision in a mouse model of Leber congenital amaurosis, a severe retinal degenerative disease. The treatment, which involves orally administering a chemical compound derived from vitamin A, has shown promising results in restoring visual function.
Researchers at the University of Rochester have developed an optical system that gives people unprecedented eyesight, improving even those with 20/20 vision. The technology, using adaptive optics, detects subtle visual distortions and corrects them for improved low-light conditions.
The FDA has approved Visudyne therapy for the treatment of wet form of age-related macular degeneration (AMD), a leading cause of blindness among people over 50. The therapy involves a two-step procedure that can be performed in a doctor's office, causing closure of abnormal blood vessels and potentially restoring central vision.
A new telehealth technology called I-SITE is being used to fight a growing epidemic of diabetic blindness in First Nation Canadian communities. The system has successfully diagnosed and treated diabetic retinopathy, saving eyesight in patients who would otherwise have gone blind.
A multicenter clinical trial has found that premature infant formula containing docosahexaenoic acid (DHA) and arachidonic acid (AA) improves visual development in preterm infants. The study involved 470 premature infants who received either DHA- and AA- fortified formula or standard premature infant formula.
Researchers at OHSU's Casey Eye Institute have developed a new method to diagnose rare eye infections caused by the Acanthamoeba organism. Using a confocal microscope, they can now detect the early stages of infection, allowing for prompt treatment and preventing vision loss.
Glaucoma is now understood as a neurodegenerative disease affecting the entire visual system, including brain cells. Researchers found that forty percent of nerve cells in both eye and brain are destroyed by the disease.
Researchers found high ambient solar radiation associated with a 2.5-fold increased risk of cortical cataracts and a 4.0-fold increased risk of mixed cataracts. Simple preventive strategies like avoiding exposure at mid-day may help reduce cataract prevalence, the study concludes.
Researchers at Johns Hopkins and CIBA Vision Corp. have identified a natural chemical substance responsible for blinding blood vessel growth in patients with diabetic retinopathy. The study found that blocking this substance can completely stop abnormal vessel growth, offering new potential treatments for the condition.
Researchers have discovered the cause of enhanced S-cone syndrome (ESCS), a disorder that affects sensitivity to blue light and development of night blindness. Mutations in the photoreceptor gene NR2E3 were found in 94% of DNA samples from ESCS-affected individuals.
A study published in the New England Journal of Medicine found that routine preoperative tests do not improve outcomes or reduce complications from cataract surgery. The researchers analyzed data from over 19,000 patients and found no benefit to the testing, which adds an estimated $150 million to Medicare costs each year.
Researchers at the Mayo Clinic found that an experimental diode laser treatment controlled cancer growth in all but one patient with melanoma in the eye. No recurrences were noted in the remaining patients during follow-up periods.