Articles tagged with Ophthalmology
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The AI-GS network achieves high accuracy with 93.52% sensitivity at 95% specificity, excelling in detecting early-stage glaucoma. The system is portable, requiring minimal computational power and delivering results in under a second.
A systematic review and dose-response meta-analysis found a daily 1-hour increment in digital screen time was associated with a 21% higher odds of myopia. Researchers suggest that exposure to screens for less than 1 hour per day may be safe, but prolonged use increases the risk of nearsightedness.
A new genetic medicine has been developed to treat a rare genetic deficiency affecting the AIPL1 gene, causing severe retinal dystrophy. The treatment involves injecting healthy copies of the gene into the retina through keyhole surgery, resulting in dramatic improvements in sight for four young children.
Researchers at the University of Utah have developed a robotic surgery device that aims to give surgeons
A study published in JAMA Ophthalmology found a modest increase in the risk of nonarteritic anterior ischemic optic neuropathy among individuals with type 2 diabetes associated with semaglutide use. The findings suggest that further investigation is needed into the clinical implications of this association.
Researchers at Fujita Health University have developed a novel therapy using mesenchymal stem cells to treat inflammatory eye diseases, reducing inflammation and promoting tissue repair. The study found that adMSC injections effectively reduced inflammation in mice with GVHD without long-term complications.
The study found a notable drop in common ophthalmic procedures following the COVID-19 pandemic, especially laser peripheral iridotomy, which declined significantly in the hardest hit areas of the Northeast. Eye drug injections showed minimal changes during this time.
Researchers found AI-based imaging technology improves disease diagnosis accuracy, particularly in cardiology, oncology, neurology, and ophthalmology. The technology also enhances diagnostic efficiency and reduces healthcare disparities by delivering high-quality diagnostics to underserved areas.
A University of Houston study found that wearing multifocal contact lenses for myopia control has a lasting effect, slowing eye growth and progression. The study, which followed children from ages 7 to 11 for three years, showed that the treatment benefit remained even after discontinuing treatment.
Two independent studies from University of Southern Denmark confirm that patients with type 2 diabetes who take Ozempic are at increased risk of developing damage to the optic nerve, leading to severe and permanent loss of vision. The risk doubles compared to those not taking Ozempic.
Researchers at Mass Eye and Ear developed an mRNA-based therapy to prevent scarring and blindness in PVR. The treatment, called RUNX1-Trap, targets a protein that regulates scar tissue formation, showing early promise for treating this eye disease.
A brain-based condition causing vision problems in children has been defined by a NIH-led team. The five elements of cerebral (or cortical) visual impairment (CVI) include difficulty visually searching for objects or understanding complex motion.
The University of Washington School of Medicine has released a flagship AI-ready dataset for a type 2 diabetes study, featuring a diverse range of participants and novel measures. The dataset includes environmental sensor data, survey responses, eye-imaging scans, and traditional biologic variables.
A study reveals racial disparities in genetic detection rates for inherited retinal diseases, with lower rates observed in Black patients compared to white patients. The findings highlight the need for improved genetic testing and therapeutic development to address these disparities.
A new study finds that AI-powered models exhibit similar levels of accuracy as ophthalmologists in identifying infectious keratitis, a leading cause of corneal blindness worldwide. The AI models displayed a sensitivity and specificity of 89.2% and 93.2%, respectively, matching the diagnostic accuracy of human experts.
Researchers found that using valacyclovir for a year can decrease the risk of new or worsening eye disease and prevent vision loss associated with shingles. The study, which enrolled over 500 participants, showed that this treatment reduced the risk of complications by 30%.
The study found an estimated 2.56% of US adults 40 years and older have glaucoma, highlighting the need for public health planning. Disproportionate impact on black individuals underscores the importance of targeted prevention efforts.
Researchers at NYU Langone Health will use visible-light OCT technology to detect biomarkers of neurodegenerative disease, including Alzheimer’s and Parkinson’s diseases. The study aims to identify retinal layers and monitor the effects of therapies.
A recent study published in Health Data Science reveals a significant association between socioeconomic status (SES) inequality and the risk of developing age-related macular degeneration (AMD). Individuals with medium and low SES had a 10% and 22% increased risk of AMD, respectively, compared to high SES individuals.
This study found that certain social determinants of health affect monitoring for diabetic retinopathy differently for Black and white patients with diabetes. Patients living in rural communities, including Black patients with preexisting diabetic retinopathy, are not receiving eye care in accordance with clinical practice guidelines.
A case report describes a woman who experienced bilateral blurry vision after using hair dye with aromatic amines. The incident highlights the potential risk of retinopathy associated with certain hair dyes.
The world's first combined whole eye and face transplant has demonstrated allograft survival, including rejection-free graft survival. The transplanted eye has maintained normal pressure, good blood flow, and some remaining structure and functions in the retina. Researchers are now focused on understanding how to restore sight.
A Phase 1/2 clinical trial found significant vision improvements in patients with Leber congenital amaurosis, a rare inherited condition causing early childhood blindness. The gene therapy, ATSN-101, demonstrated efficacy in correcting genetic mutations and restoring vision for up to 12 months.
Researchers found that vision impairments contribute significantly to the development of dementia in older adults, with a population attributable fraction ranging from 4.9% to 19.0%. The study highlights the importance of incorporating multiple objective measures of vision impairment into assessments to capture its impact on dementia.
A new study found that private clinics in Ontario increased cataract surgery rates for higher-income patients after receiving public funding, while lower-income patients saw a 9% decrease in access. The researchers suggest policy changes to address conflicts of interest and ensure equitable access to surgery.
Researchers at Texas A🏠M University School of Engineering Medicine have developed an innovative project to refine the skills of NFL officials through neuro-ophthalmologic training. The project uses 2D game data to create 3D simulations, enhancing training and on-field performance.
Researchers at UCL and Moorfields Eye Hospital have identified biomarkers that predict which patients with glaucoma are at higher risk of continued vision loss despite conventional treatment. Mitochondrial function in white blood cells is lower in people with glaucoma, leading to faster vision loss.
A new study by ACS Journal of Proteome Research identifies shifts in tear protein levels as predictors of long-lasting pain after LASIK surgery. The analysis suggests that specific patterns of protein changes could one day be used to evaluate patients' risk of post-surgical eye pain and find new treatments.
A new study found that patients prescribed semaglutide for diabetes or weight loss have a higher risk of developing NAION, a potentially blinding eye condition. The study revealed a significant risk increase in diabetic and overweight/obesity patients taking semaglutide.
A study published in JAMA Ophthalmology found an association between semaglutide and nonarteritic anterior ischemic optic neuropathy, a condition that can cause vision loss. The observational study suggests caution when prescribing semaglutide to patients at risk of this condition.
A new AI model has been developed to improve clinical trial recruitment for eye disease, specifically Geographic Atrophy. The system identified almost twice as many candidates and with higher precision compared to conventional approaches, showing promise for overcoming a major obstacle in GA clinical trials.
A novel approach for corneal tattooing has been developed using multi-lamellar polychromatic keratopigmentation, offering customized appearance and increased safety. The procedure achieved an average cosmetic improvement rating of 4.2 and patient satisfaction ratings of 9.2 out of 10.
Researchers found that mono-canalicular Lacrijet stent insertion is a safe and effective treatment for congenital nasolacrimal duct obstruction in children, with success rates unaffected by age or previous failed probing. The study suggests early assessments and stenting as an option for pediatric epiphora management.
A new study has mapped priorities for UK eye care research, highlighting conditions like glaucoma and age-related macular degeneration as key areas of focus. The survey involved 2,240 healthcare professionals and patients, revealing opportunities for improved prevention, diagnosis, and treatment.
Researchers at the University of East Anglia have developed a novel resin for 3D printing intraocular devices, offering unprecedented levels of customization and design precision. This innovation has potential to enhance eye care globally with tailored lenses, faster production, and cost reduction.
A team of researchers from Tokyo Medical and Dental University developed a novel kind of optical coherence tomography (OCT) to investigate the detailed structure of the sclera in living patients. They found that the sclera is divided into inner and outer layers with different structural arrangements, which can provide important insight...
Researchers discovered that SARS-CoV-2 can infect the inside of the eyes even when it doesn't enter through the surface. The virus breaches the blood-retinal barrier, inducing a hyperinflammatory response and causing cell death in the retina, which may lead to long-term eye damage.
A new soft multi-electrode system for electroretinography has been developed to overcome the limitations of traditional devices. The system uses a commercially available soft disposable contact lens with gold mesh electrodes, allowing for simultaneous measurement of electrical potentials from different regions of the retina. This innov...
Residential segregation, income inequality, and persistent poverty are associated with higher rates of vision difficulty and blindness in this cross-sectional study. The findings highlight the importance of understanding neighborhood characteristics on vision health outcomes.
A new NIH grant will investigate biological processes that contribute to defects in immune response in the eyes of those with diabetes. Researchers aim to understand why diabetic patients are more susceptible to corneal infections and identify methods to reverse these effects.
A pioneering CRISPR gene editing trial has demonstrated significant improvement in vision for 79% of participants with inherited retinal degeneration. The study's findings support further research into the potential of CRISPR-based treatments for inherited blindness.
Researchers used optical coherence tomography to measure inner retina thickness in Parkinson's patients. The study found that thinner retinas are associated with faster cognitive decline and greater disease severity.
Extended periods of patching for children with unilateral congenital cataracts do not negatively impact parenting stress, child motor development, behavior, or self-perception. A new study found that continuing to patch throughout preschool years is crucial in preventing blindness and promoting healthy vision.
A study led by the University of Cambridge found that AI models like GPT-4 outperformed doctors in diagnosing and treating eye problems. The researchers suggest using AI for triaging patients and providing advice in well-controlled contexts, where access to specialist healthcare professionals is limited.
A groundbreaking study reveals that targeting cholesterol metabolism can mitigate Zika virus-induced ocular pathology, offering promising therapeutic strategies. Researchers identified ABCG1 and SREBP-2 as key players in the pathway, and treatments with LXR agonists or SREBP-2 inhibitors showed promise in animal models.
A new AI technology has been developed to detect severe cases of retinopathy of prematurity (ROP) with 100% accuracy. The system analyzes retinal images and can identify blood vessel anomalies, enabling early treatment and potentially saving sight for thousands of premature infants globally.
A new study finds that gut bacteria can cause blindness in some inherited eye diseases by breaching the body's defenses. Treating these bacteria with antimicrobials may prevent sight loss, offering a potential new approach to treatment.
The study reveals a significant prevalence of refractive error in African American adults, affecting their quality of life and work productivity. Providing universal vision care coverage can reduce this burden by over two-thirds, improving lives and increasing economic opportunities.
A new study by Johns Hopkins University reveals that vision impairment is linked to increased symptoms of depression and anxiety, as well as social isolation among older adults. The research emphasizes the need for enhanced support and care for individuals with vision impairment.
A new study published in JAMA Ophthalmology suggests that artificial intelligence can match or exceed the expertise of seasoned ophthalmic specialists in diagnosing and treating patients with glaucoma and retina disorders. The AI system, GPT-4, demonstrated superior performance in response to glaucoma questions and case-management advice.
Researchers at Mount Sinai Health System developed a novel protocol for rapid diagnosis of eye stroke, improving outcomes and preserving vision. The protocol uses high-resolution retinal imaging in emergency rooms, along with remote consultation, to confirm diagnosis and expedite care.
Researchers developed a spiral-shaped lens that provides clear focus at different distances in varying light conditions, potentially revolutionizing ophthalmology. The lens works by creating multiple clear focus points through optical vortices, allowing for improved depth perception and visual acuity.
A recent study found that home environment features, particularly lighting, influence home activity metrics in older adults with visual impairment. The results suggest that home modifications may improve at-home physical activity, highlighting the importance of considering environmental factors in promoting health and mobility.
Gaps in vision screening pathways disproportionately affect historically marginalized groups, leading to poor outcomes and inadequate care. The study highlights the need for improved strategies to address these disparities.
A study published in Applied Animal Behaviour Science found that dogs are most engaged when watching videos featuring other animals, with content featuring other dogs being the most popular. The research aims to improve the assessment of canine vision and support a healthier life for dogs as they age.
A pioneering study published in The American Journal of Pathology reveals the cytoprotective and proregenerative effects of neuropeptide α-MSH in promoting corneal healing after eye injury. The treatment has shown impressive therapeutic potential in reducing the need for corneal transplants.
Social determinants like food insecurity and housing issues were linked to lower likelihoods of receiving diabetic retinopathy screening. The study highlights the importance of addressing barriers to care for promoting health equity.
A retrospective study found that research staff of the same race or ethnicity as patients increased consent rates by 65.1% compared to those of a different race or ethnicity. Employing diverse research teams can improve trust and engagement among potential study participants, according to researchers.
Researchers discovered a non-invasive eye exam that can detect early signs of cognitive decline and cerebral small vessel disease, a major contributor to vascular dementia. The study found connections between altered retinal blood flow and changes in brain structure associated with the condition.
A significant increase in the need for treatment of eye diseases is expected due to the growing elderly population. The number of patients requiring anti-VEGF medication is projected to rise by 50% over the next five years.