Articles tagged with Optometry
A new clinical practice guideline aims to standardize the identification and management of infants at increased risk for cerebral visual impairment (CVI). The guideline recommends comprehensive ophthalmologic evaluation and referral to developmental services within the first six months of life to access interventions as early as possible.
A study of 955 adults with diagnosed eye conditions found that nearly 19% reported receiving or encountering treatments they believed to be 'bogus'. The survey highlights the importance of clear and evidence-based communication between clinicians and patients in navigating the complex environment of health information and commercial tr...
Researchers developed a low-cost smartphone attachment to capture diagnostic-quality eye images, which can be reviewed remotely by ophthalmologists. Community health workers and remote ophthalmologists agreed on 96% of cataract diagnoses, challenging the assumption that specialist presence is necessary for accurate screening.
A study investigated the effects of space exposure on intraocular lenses and surgical equipment, finding that most lenses showed no notable damage after a six-month orbital journey. The research aims to develop better packaging, shielding, and material selection strategies for space missions, as the cost of sending equipment to space i...
SUNY Chancellor King visited the Great New York State Fair, showcasing participating SUNY campuses and offering free admission to current and incoming students. The event highlights SUNY's agricultural, healthcare, and technology initiatives.
Researchers at Kyushu University found a new molecular pathway that explains why intraocular pressure increases at night. Norepinephrine increases RHOB in the eye's drainage system, weakening its
A study published in Communications Medicine found that early vitrectomy surgery can be more beneficial for patients' vision than the current antibiotic-first approach. After six months, patients who received this treatment showed a median improvement of 40 additional letters they could read compared to those receiving antibiotics.
Researchers identified three amino acid changes that account for the 30 nm difference in light absorption between red and green cone pigments, enabling precise color discrimination. The study's findings may inform future drug discovery efforts targeting visual photoreceptors.
Researchers at the University of Waterloo have developed a digital manufacturing platform to create patient-specific contact lenses in under 20 minutes. The innovative technology uses custom lens design software and advanced 3D printing combined with a new hydrophilic silicone material, providing precise fit and optical clarity.
Researchers found limited benefits to under-twos' screen time and a lack of guidance for parents, calling for targeted support and reduced screen time. The iADDICT group recommends no intentional screen time for under-twos to mitigate developmental concerns and promote healthier habits.
A new study from Johns Hopkins Medicine found that an AI-assisted diagnostic tool increased referrals for African American patients with diabetes, resulting in more people receiving necessary eye exams. The study suggests that integrating such tools could help address healthcare disparities in underserved populations.
A new study published in Eye and Vision finds that one drop of low-dose atropine can produce daylong effects in managing myopia. The researchers found that the drop showed clear changes in pupil size and focusing ability, but no short-term structural effects on the eye.
A study from the University of Alabama at Birmingham reveals that individual cone photoreceptors in the retina send precise visual signals to the brain, allowing for high-resolution vision. The research resolves a long-standing puzzle and has implications for future eye care and vision correction.
Researchers developed a fast, non-invasive, and affordable diagnostic tool using retinal images to differentiate between ALS and Alzheimer's disease. The tool, based on polarized light analysis, accurately predicted disease severity and type with high accuracy.
Researchers found that veterans with prior concussions showed slower and less accurate eye movements, along with reduced performance on attention-based tasks. These subtle brain changes can be measured more than a decade after the original injury.
A University of Houston optometry researcher warns of the dangers of red-light laser myopia therapy for children, citing vision damage reports and the need for rigorous safety validation. The professor's quality improvement study found that two popular devices exceeded national standards for safety classifications.
Researchers found metformin reduces progression of AMD by 37% in people over 55 years, a breakthrough in search for new treatments. The study used pictures from 2,000 eye screenings and adjusted for factors like age, sex, and duration of diabetes.
Researchers developed a revolutionary AI platform to assess the fairness and accuracy of commercial algorithms in detecting diabetic eye disease. The platform was tested on 1.2 million images from diverse ethnic groups, achieving high accuracy rates compared to human grading.
A new tool, WatDAT, measures vision equally precisely in younger toddlers by asking them to point out different shapes at progressively smaller sizes. This test can lead to earlier detection and treatment of vision problems in children under three, such as amblyopia or farsightedness.
Exposure to lower levels of air pollutants is associated with improved vision in children, suggesting that reducing exposure could slow the progression of myopia. Children who live in areas with cleaner air have better vision, especially younger students.
Researchers are testing whether low-concentrate atropine drops can delay the onset of myopia in children. The study aims to reduce the risk of sight-threatening complications later in life by decreasing how nearsighted someone becomes.
A study found that more than half of the general population in the USA and Europe experience dry eyes, with only 20% of European patients and 17% of US patients receiving a diagnosis. The delay in seeking treatment is concerning, as early intervention can prevent inflammation and worsening symptoms.
Patients who had cataract surgery or received a new type of lens for presbyopia correction have excellent vision over near, intermediate, and far distances without glasses. The study found that nearly all patients needed glasses 'none' or 'a little of the time' for distance and intermediate vision.
Researchers developed a new treatment using specially formulated eye drops that improved near vision for patients with presbyopia. The study found that the majority of patients could read extra lines on the Jaeger chart after using the eye drops, and improvements were sustained for up to two years.
The Global RETFound initiative aims to develop the world's first globally representative AI foundation model in medicine, addressing health inequalities and AI bias. The project involves a diverse dataset of over 100 million fundus photographs sourced from 65+ countries.
A new treatment for corneal scarring is being developed by University of Houston optometry researcher Tarsis G. Ferreira. The treatment uses a natural protein called decorin to block scarring and unwanted blood vessel growth, offering hope for people with injured corneas.
Dry eye disease affects one-third of adults and one-in-five children, causing discomfort and blurred vision. A new app, MyDryEye, has been developed with optimized blinking exercises that have been shown to decrease symptom severity and frequency, with participants experiencing improved symptoms within two weeks.
EyeCare4Kids promotes Maggie Cline as its new CEO, bringing her experience overseeing 50,000 vision services annually. The organization aims to expand its reach and impact in Africa and the US, with a focus on improving health equity and increasing access to eye care services.
Researchers found that 90% of participants had at least one sign of dry eye disease, with significant progression after one year. The study highlights the need for early detection and advice on managing the condition through simple methods such as taking screen breaks and maintaining a healthy lifestyle.
A new analysis of 105-year-old data found that while dazzle camouflage had some effect, the 'horizon effect' had a much greater influence on confusing enemy ships. The study, led by Aston University researchers, showed that when people looked at a ship in the distance, they significantly underestimated its direction of travel.
Researchers found that integrating optometrists into community clinics reduces patient wait times and lower costs for the NHS. Local optician practices handle conditions like nAMD and glaucoma, delivering quality care while optimizing resources.
PolyU's 16 projects funded by HMRF focus on healthcare innovation, covering areas like nursing care, health tech, and biomedical engineering. The research aims to address global healthcare challenges and improve overall well-being.
A new study found that young nearsighted kids who wear bifocal contact lenses do not lose the benefits of treatment once they stop wearing them, with myopia progression continuing at age-expected rates. The study suggests a lower cost and more options for patients with healthier eyes.
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.
Researchers at Indiana University are developing next-generation ophthalmoscopes to spot early warning signs of diseases like Alzheimer's, diabetes, and heart disease with a simple eye scan. The technology uses machine learning and AI to reduce diagnosis time from days to minutes.
A study by Zachary Estes and colleagues found that constricted pupils (smaller irises) enhance physical attractiveness by making eyes appear brighter. This contradicts previous research suggesting dilated pupils make people more attractive.
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 at the University of Waterloo have developed a patented contact lens material that acts as a bandage for corneal wounds, releasing drugs in a controlled manner to enhance healing. The material, which uses collagen-based technology, achieves complete wound healing within five days in human cell culture studies.
A University of Houston optometry researcher has warned against using low-level red light therapy for myopia in children due to potential retinal damage. The therapy, which involves prolonged exposure to a red light-emitting instrument, can put the retina at risk of photochemical and thermal damage.
Two SUNY College of Optometry PhD candidates, Seoyoung Kang and Daniel Larbi, received national awards for their groundbreaking research on retinal disease and regeneration. Their work has the potential to lead to new treatments for eye diseases.
A Cochrane review of 17 randomised controlled trials found that blue-light filtering spectacles may not reduce visual fatigue associated with computer use and do not improve sleep quality. The evidence is also unclear on their effects on retinal health.
University of Melbourne researchers have discovered that T cells patrol the human eye, protecting it from pathogens and inflammation. The study uses a new imaging technique to capture dynamic behavior of these cells in response to different stimuli.
A new clinical trial found that low-dose atropine eye drops are effective in slowing the progression of nearsightedness in children. The treatment showed significant improvements in limiting eyeglass prescription changes and inhibiting elongation of the eye, with a daily drop in each eye being enough to make a difference.
A randomized clinical trial suggests that low-dose atropine may provide a treatment option for childhood myopia progression. The study observed a significant reduction in myopia progression over 3 years.
A new study by Anglia Ruskin University found that people with sight loss in the UK are confused by a 'disjointed' certification system, creating barriers to accessing support and benefits. The research highlights inconsistencies in the process, long waiting lists, and lack of clarity around entitlements.
Researchers from Aston University and the University of York discovered new insights into how the human brain makes perceptual judgments of the external world. They found that humans can exploit 'defocus blur' to infer perceptual scale, but this process is crude and more heuristic than metrical analysis.
Scientists from Centre for Ocular Research & Education (CORE) unveiled multiple advancements in 3D printing, accelerating development of drug delivery systems, biodegradable contact lenses, and pharmaceuticals. CORE's innovations include a novel method to fabricate PDMS microfluidic chips with high throughput.
Researchers at SUNY Optometry aim to provide a deeper understanding of the biology of myopia, a leading cause of vision impairment worldwide. The study will investigate cellular and molecular mechanisms controlling eye growth and develop new treatments for refractive errors.
A survey of community-living people with spinal cord injury revealed lower-than-recommended healthcare utilization rates for primary care, dental, and optical services. Demographic, socioeconomic, and injury-related factors contributed to disparities in healthcare access.
A recent study has found that people who wear reusable contact lenses are nearly four times as likely to develop a rare sight-threatening eye infection. The study identified multiple factors that increase the risk of Acanthamoeba keratitis, including reusing lenses or wearing them overnight or in the shower.
A study by Aston University confirms that taking a break every 20 minutes to look away from screens for at least 20 seconds reduces digital eye strain symptoms. The research, involving 29 participants, showed a marked decrease in symptoms such as dryness, sensitivity, and discomfort after using the reminders.
A low-cost device can capture 3D images of the retina, cornea, and back of the eye, revolutionizing eye screening and treatment globally. The technology has the potential to detect eye diseases like glaucoma and improve patient care.
A new University of Houston study finds racial and ethnic disparities in diabetic eye care, with Whites more likely to receive regular exams than minorities. The study also reveals that Hispanics have the highest prevalence of diabetic eye complications.
A recent study published in JAMA Ophthalmology found that depression is associated with more severe dry eye disease symptoms and overall signs. The analysis of data from a randomized clinical trial revealed this significant connection among 535 participants.
A new peer-reviewed study confirms MiSight 1 day contact lenses slow eye growth and halt myopia progression in 90% of children, with no loss of effectiveness over time. The longest-running soft contact lens study among children demonstrates sustained efficacy for nearly all children, regardless of age or initial refractive error.
A study of 12 million children found a moderate association between strabismus and anxiety disorder, schizophrenia, bipolar disorder, and depressive disorder. The findings suggest that children with crossed eyes may be at higher risk for developing these mental health conditions.
Researchers analyzed the impact of COVID-19-related lockdowns on nearsightedness progression in schoolchildren in Hong Kong. The study found that these measures can contribute to the worsening of myopia among children.
Phoebe Lin's research establishes a gut-eye association in animal models, finding that certain interventions can enhance Tregs and decrease eye inflammation. Her five-year grant will investigate how intestinal microbes and the immune system can be rebalanced to treat uveitis.
A study found that caffeine increases alertness and detection accuracy for moving targets, improving reaction times and visual processing. Researchers tested participants' dynamic visual acuity skills before and after caffeine ingestion, showing significant improvements in accuracy and speed.