Articles tagged with Eye Diseases
A study published in Archives of Ophthalmology confirms the effectiveness of genetic testing in diagnosing complex retinal diseases. The research found that genetic testing confirmed a clinician's diagnosis in half of the tested cases, providing crucial information for healthcare professionals.
Research on ophthalmic genetics has identified genes associated with retinitis pigmentosa, corneal dystrophies, and other eye diseases, offering insights into heredity and molecular genetics. Collaboration between scientists is expected to answer questions about gene functions and benefit patients
A Joslin Diabetes Center-led team identified a group of proteins that may play critical roles in causing blood vessel leakage in the eyes of people with diabetic retinopathy. One of these molecules causes retinal blood vessel leakage, contributing to swelling and vision loss.
Researchers have identified a group of proteins that may play critical roles in causing blood vessel leakage in the eyes of people with diabetic retinopathy. CA-1, an enzyme normally found in red blood cells, was found to increase blood vessel leakage and swelling in both the eyes and brain.
Researchers have identified a new class of lipids in tears and oleamide, a previously unknown lipid, shedding light on the complex design of tears. The discovery may help scientists better understand eye-related disorders like dry eye disease, which affects millions Americans.
Researchers discover a known mutation in the TGIF gene that causes Holoprosencephaly, a devastating brain disorder with lifelong effects. The study provides hope for detecting, preventing, and treating this rare condition through better understanding of fetal brain development.
Researchers propose a novel treatment strategy for retinopathy by repairing abnormal blood vessels instead of destroying them. The study shows that transplanted bone marrow-derived cells can convert leaky blood vessels into normal ones, suggesting a potential therapy for human diseases like ROP.
Researchers at Yerkes National Primate Research Center use MRI to capture images of the retina's elusive layers, revealing layer-specific changes in retinitis pigmentosa. This breakthrough technology has potential for early diagnosis and treatment of serious eye diseases.
Researchers at UC Berkeley and LBNL have developed light-sensitive switches that can trigger chemical reactions, muscle contractions, and nerve cell stimulation. The goal is to equip retina cells with these switches to restore light sensitivity in people with macular degeneration.
A large study found that regular physical activity can reduce the likelihood of developing age-related macular degeneration by up to 70%. Participants with active lifestyles were less likely to develop the condition, with regular walkers experiencing a 30% lower risk.
A nationwide study aims to slow vision loss from AMD by testing a combination of vitamins, minerals, and fish oil. The study will examine whether the added nutrients can further reduce AMD progression, potentially saving over 300,000 people from vision loss.
A six-year study found high progression rates of diabetic retinopathy in African Americans with type 1 diabetes, linked to poor glycemic control and high blood pressure. The study highlights the need for improved medical care and regular eye exams to detect vision-threatening diabetic retinopathy.
Case Western Reserve University researchers found a dart-like molecule, Carboxyethylpyrroles (CEPs), that adheres to proteins in the eye, triggering uncontrolled blood vessel growth. This contributes to the development of age-related macular degeneration, the leading cause of blindness over 65.
A study found that women younger than 75 years with high dietary intakes of lutein and zeaxanthin may have a reduced risk of developing age-related macular degeneration. The antioxidants may protect against AMD by absorbing blue light, preventing free radicals from damaging eye cells, and strengthening eye cell membranes.
Wolfgang Drexler, a Professor at Cardiff University, is recognized for his development of Optical Coherence Tomography technique, leading to diagnosis of retinal diseases and cellular level resolution.
A new study finds that diabetes disease-management programs lead to higher rates of recommended examinations, such as eye and foot exams, and cholesterol checks. However, these strategies had no impact on controlling key factors associated with diabetes complications, like blood pressure, cholesterol, or blood sugar levels.
A study of over 3600 adults found that narrower arterioles and wider venules were associated with increased risk of coronary heart disease. The results suggest that retinal photography may be a useful non-invasive method for assessing this risk, particularly in women.
The drug, Dz13, targets c-Jun, a master regulator gene involved in diseases such as cancer and inflammation. In pre-clinical models, it has shown effectiveness in treating skin cancers and eye diseases like AMD.
Researchers at the University of Manchester are investigating molecular mechanisms behind retinoschisis to find a cure. They will build on existing research to develop new treatments and diagnostic tests for this genetic disorder.
The US-India collaboration aims to address blindness and low vision, impacting every nation worldwide. The partnership identifies key areas for collaborative research and training, including the Human Ocular Phenome/Genome Evaluation project.
Researchers found that long-term use of statins increased retinal blood flow and reduced intraocular pressure in healthy men. The findings suggest a potential therapy for diabetic retinopathy, a condition linked to reduced blood flow in the eye.
The Allergan Foundation has donated $2 million to support eye research, clinical care, and education at the University of California, Irvine. The donation will help develop a new facility dedicated to retinal diseases, including diabetic retinopathy and macular degeneration.
The NIH is facing a decline in success rates for grant applications, but experts argue that the agency is a victim, not a culprit. The critics' misplaced anger threatens to undermine the credibility of the NIH with its patrons and public constituencies.
Researchers have created genetically modified 'prosthetic' retinal cells that restore visual responses in mice with photoreceptor degeneration. The approach targets the cellular level and avoids complications associated with traditional methods, offering a potential breakthrough in treating complete blindness caused by inherited diseases.
Researchers have discovered that docosahexaenoic acid (DHA) in retinal pigment epithelial cells plays a crucial role in protecting photoreceptor cells from damage. The findings suggest that DHA may help slow or halt the progression of diseases such as retinitis pigmentosa and Usher's syndrome.
A study found that a single mass antibiotic treatment does not prevent the return of eye infections in communities with high disease prevalence. Infection rates rose again after 2 years, highlighting the need for repeated treatments or other measures to eliminate infection.
The ARVO Foundation for Eye Research recognizes six clinicians with innovative vision research projects. Maria Cristina Malloci and others receive grants to support their work on AMD, ocular surface infections and corneal diseases.
A global study estimates that 60.5 million people will have glaucoma by 2010, with 3 out of 4 cases being open angle glaucoma. By 2020, this number is projected to reach 80 million, mostly affecting women and people from Asia. The disease will also increase rapidly in India, causing significant blindness worldwide.
Researchers found that glaucoma patients have higher intraocular pressure when lying down compared to sitting. The study measured the pressure of 148 untreated glaucoma patients over 24 hours, revealing a significant difference in peak pressures between daytime and nighttime measurements.
A study published in Archives of Ophthalmology found that patients with end-stage glaucoma consume approximately $2,511 per year in healthcare resources, compared to $623 for those with early-stage disease. Effective treatments at earlier stages can slow or halt disease progression, saving both patients and society from greater economi...
The study found that direct ophthalmology-related resource use increased with disease severity, resulting in higher costs. The average direct cost of treatment ranged from $623 to $2,511 per patient per year, with medication costs being the largest proportion of total direct cost.
Case Western Reserve University professor Eric Pearlman has received a prestigious vision research grant to study the immunology of the eye. The grant will help researchers understand the immunological basis of diseases such as age-related macular degeneration and diabetic retinopathy.
Researchers found that passive smoking significantly increases the risk of age-related macular degeneration, with pack years of cigarette smoke being a major determinant. Regularly smoking for 40 years or more can almost triple this risk compared to non-smokers.
A study found that visually impaired individuals prefer TV content enhanced to their individual contrast settings, improving image visibility. The device aims to simplify design and enhance the viewing experience for both impaired and sighted viewers alike.
Researchers used in vivo cell fate mapping to study the role of TGFbeta signaling in congenital eye disorders. They found that NC-derived cells contribute to various eye structures, and TGFbeta signaling is essential for their proper differentiation and morphogenesis.
Research suggests that a diet rich in omega-3 fatty acids, found in fish and walnuts, may help prevent dry eye syndrome. Women who consumed at least five servings of tuna per week had a 68% reduced risk of the condition compared to those with lower intakes.
A new mathematical model developed by researchers at Imperial College London can help reduce the numbers affected by river blindness. The model measures exposure by analyzing how often people were bitten by flies carrying the parasite, providing a better understanding of the role of exposure in the fight against the disease.
A novel genetic testing tool has been developed to screen for multiple retinal disease genes on a single microchip, offering faster and more accurate diagnoses for conditions like RP. The arRP-I chip is 23% less expensive than current sequencing methods and can detect both known and novel mutations.
Researchers found that 97% of patients achieved control over ocular inflammation after one month of treatment with the new drug. Additionally, 82% were able to taper their dose of steroid prednisone without experiencing increased side effects.
Researchers have discovered a genetic finding that may hold the key to unlocking treatments for farsightedness and nearsightedness. The MFRP protein, found in a rare eye disorder called nanophthalmos, regulates eye growth and refraction, making it a promising target for correcting severe refractive errors.
Scientists at the University of Florida have developed a gene therapy that prevents blindness in mice with retinoschisis, a rare genetic disorder. The treatment involves injecting a healthy version of the human RS1 gene to prevent cyst formation and restore vision in affected eyes.
Studies have pinpointed a chromosome region and genetic markers for macular degeneration in humans and rhesus monkeys. This breakthrough could lead to better treatments and even a cure by studying the disease's progression in monkeys, which age faster than humans.
The Eye Saver provides 40 percent more surface illumination on work and reading surfaces, reducing eyestrain by lowering glare. This innovative light bulb is suitable for people of all ages and particularly useful for those afflicted with age-related macular degeneration.
Researchers discovered a protein in the eye that prevents the immune system from responding to foreign invaders, protecting delicate tissue. The F4/80 molecule plays a crucial role in 'immune privilege,' preventing inflammation and immune activation in privileged sites.
A new study has found that older patients with type 2 diabetes often go without necessary eye care. According to the research, approximately 42% of managed care patients and 28% of fee-for-service patients require urgent treatment for treatable eye conditions within six months.
A study found high rates of untreated eye disease among older adults with diabetes, particularly in managed care networks. Managed care patients were more likely to have cataract and glaucoma, highlighting the need for improved access to eye care.
This May 2005 Ophthalmology journal issue presents multiple research findings on various ophthalmic conditions, including temporal arteritis, isolated optic atrophy, diabetic retinopathy, and uveitis. Key studies explore the management of neurological disorders and treatment outcomes for patients with these conditions.
A Columbia University/University of Iowa study reveals that inherited variations in the Factor H gene may trigger age-related macular degeneration through inflammation and immune responses. Researchers found that targeting molecules involved in immune system response could lead to powerful new therapies for treating and preventing AMD.
Treatment improved vision in older children with amblyopia, with 53% of age seven-12 year olds showing significant improvement when treated with glasses and patches. Most children were left with some visual impairment despite treatment.
A new painless diagnostic test for Sjögren's syndrome could be available in two to three years, promising faster diagnosis and reduced severity of symptoms. The test involves analyzing teardrops collected from patients' eyes, which may help identify specific protein biomarkers for the disease.
Researchers found that clear display conditions improve human vision learning, allowing for optimal training of individuals with lazy eye or related disorders. The study suggests that each eye should be trained separately in clear displays for maximum benefit.
The study found a strong risk factor for AMD, caused by a single nucleotide polymorphism in the complement factor H gene. The genetic variation alters a protein that regulates the immune system's attack on foreign invaders and abnormal cells.
Researchers have identified a gene mutation in Complement Factor H as a key factor in the development of age-related macular degeneration. This complex disease affects millions of Americans, with family history being a significant risk factor.
Researchers at the University of Utah Health have created a genetically engineered mouse model that closely mimics age-related macular degeneration and Stargardt disease. The study provides a promising platform for testing treatment strategies such as cell transplantation, gene therapy, and pharmaceuticals.
A structured group session improved quality of life, mood, and function in AMD patients after six months. The program also prevented depression cases and increased participants' confidence in their physical abilities.
The study demonstrates a statistically significant and clinically meaningful benefit of pegaptanib in treating wet AMD. Treatment with pegaptanib reduces the risk of visual-acuity loss, promotes stability of vision, and may lead to more visual improvement in some patients.
Columbia University Irving Medical Center affiliate Harlem Hospital Center will fund aggressive screening program for glaucoma, which disproportionately affects African Americans. The hospital has demonstrated an impressive job in screening the community for this devastating condition.
A University of Utah study suggests that a type of cellular waste may be responsible for a form of blinding eye disease called retinitis pigmentosa. The researchers found that a mutation in the carbonic anhydrase 4 gene can lead to photoreceptor degeneration, highlighting the potential for new treatments targeting this process.
A study by University of Utah vision researchers identified a single gene mutation causing Beehive Syndrome, a rare eye disease with symptoms including optic atrophy, deafness, and ptosis. The discovery could lead to greater diagnoses and treatments for patients with the condition.
A study of 1,148 hypertensive patients with type 2 diabetes found that tight blood pressure control reduced the incidence of diabetic retinopathy and visual loss by 47% over seven years. The researchers discovered a lower risk of microaneurysms and blindness in the tight BP control group compared to those with less stringent policies.