A study published in Journal of Vision found that people can accurately extract information from silhouetted face profiles about their front-view counterparts. The results showed a high classification accuracy for gender and age traits, with male silhouettes identified as male 83.3% of the time.
Researchers at Stanford University School of Medicine found a new syndrome occurring in the Chinese population that may not lead to severe vision loss or blindness. The condition affects young and middle-aged individuals with normal eye pressure and nearsightedness.
A new study found that children with two myopic parents wearing progressive-addition lenses showed slower myopia progression compared to those wearing single-vision lenses. The five-year study identified parental refractive error as a key factor in myopia progression, suggesting that special lenses may be beneficial for certain children.
A study found that Dry Eye Syndrome (DES) significantly impacts daily activities such as reading, computer work, professional work, and watching TV. DES affects an estimated 4.8 million people in the US, with women more likely to be affected than men.
Researchers from top universities explore how crowding impacts visual recognition, finding that everyday surroundings are often crowded and unrecognizable. The study sheds light on the challenges of seeing in cluttered environments, highlighting the limitations of human vision.
Researchers at Dalhousie University found that glaucoma patients are over three times more likely to experience falls and six times more likely to be involved in motor vehicle accidents. Impaired useful field of view is the strongest risk factor for these accidents.
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.
A recent study published in Archives of Ophthalmology found that genetic predisposition and exposure to modifiable risk factors significantly multiply the risk for age-related macular degeneration (AMD). Individuals with two mutated alleles of genes CFH and LOC387715 were 50 times more likely to develop AMD.
A new study found that 61% of chronic hepatitis C patients treated with Interferon developed asymptomatic retinopathy, including retinal hemorrhage and cotton-wool spots. The condition was associated with increased blood velocity and endothelial dysfunction, highlighting the importance of monitoring patients during treatment.
A study comparing LASIK and LASEK found no clinically significant differences between the two procedures. Both procedures were deemed safe, effective, and predictable for treating low to moderate myopia.
A new study found that a commonly used drug to slow central vision loss can also treat diabetic retinopathy, a common complication of diabetes. The treatment showed promise in improving reading ability and reducing swelling in the retina by targeting vascular endothelial growth factor, a protein that promotes unwanted blood vessel growth.
A new procedure at UCLA's Jules Stein Eye Institute uses fine-needle aspiration to collect cancer cells from the living eye and predict high-risk tumors. The test has shown promise in reducing mortality rates among ocular melanoma patients.
Researchers developed a model to identify high-risk patients for developing glaucoma. The model uses five key risk factors and can predict an individual's risk of developing glaucoma over the next five years. This tool will help physicians determine which patients to treat aggressively and inform patients about their treatment options.
Scientists successfully transplanted light-sensing cells into the eyes of mice with retinal degeneration, restoring their visual function. The technique has implications for degenerative eye diseases and suggests that changes in stem cells may be necessary for transplantation to succeed.
A new survey found that Pakistani women are 30% more likely to be blind than men, with the highest incidence of blindness in regions like Punjab and Balochistan. The study also reveals lower utilization of eye care services as a contributing factor to this disparity.
Researchers at Penn School of Medicine found that low-intensity laser treatment is ineffective in preventing complications of AMD or vision loss. Daily supplements of vitamins and minerals remain the only established way to decrease the risk of vision loss for people with large drusen.
Researchers created a new random-dot stereotest using a 3D display and infrared oculography to objectively assess stereopsis in children over three years old. The test's accuracy was found to be 95 percent, allowing for the study of stereovision development under natural conditions.
A study by OHSU eye doctor William Mathers found a higher risk of suffering vision loss from contact lenses compared to laser vision correction surgery. This contradicts traditional assumptions that contact lenses are safer than laser surgery, highlighting the importance of proper care and cleaning.
Researchers gathered at the ARVO/Pfizer Ophthalmics Research Institute conference to discuss the current understanding of aqueous outflow pathways. The study aims to identify key unanswered research questions and explore new ideas for controlling high eye pressure in glaucoma patients.
A recent study published in Journal of Vision found that judging facial similarity in children can accurately estimate the probability that two children are close genetic relatives. Researchers used participants' ratings to transform into estimates of genetic relatedness.
Intraocular pressure increased in 90% of weightlifters during exercises, with higher pressures observed when holding breath. The study suggests that weightlifting could be a potential risk factor for normal-tension glaucoma.
Preterm infants with smaller occipital brain volumes are more likely to experience impaired visual function in early childhood. Thirty-five percent of the study infants had abnormal oculomotor control, including impaired saccades and binocular eye alignment, at two years of age.
Researchers have developed a device that combines a tiny camera, computer, and transparent display on glasses to improve the visual abilities of people with tunnel vision. The study shows significant improvements in object detection and reduced search time for patients.
Dr. Ambati, a University of Kentucky researcher, has received the prestigious 2006 Lew R. Wasserman Award for his work on age-related macular degeneration. The award comes with a $55,000 grant to support his research and will be used to hire additional staff.
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 survey by ARVO found that the major factor limiting the use of human eye tissue is a lack of availability meeting stringent criteria. Researchers are exploring ways to manage the shortage, including working closely with eye banks and clarifying experimental needs.
A 20-year study found that type 2 diabetes is associated with primary open angle glaucoma (POAG), a leading cause of blindness. Researchers observed over 76,000 women and found a positive association between type 2 diabetes and POAG, regardless of duration.
A study published in Archives of Ophthalmology found that smoking increases the risk of Age-related Macular Degeneration (AMD), while a higher intake of fish and omega-3 fatty acids reduces the risk. The research, conducted on 681 male twins, highlights the importance of prevention over limited treatment options for AMD.
Lloyd P. Aiello, MD, PhD, and Ashim K. Mitra, PhD, have been selected to receive the 2007 ARVO/Pfizer Ophthalmics Translational Research Award for their outstanding achievements in ophthalmology research.
Dr. Bazan's work on lipid pathways in the retina and docosanoids has been recognized with the ARVO Proctor Medal. As Director of Louisiana State University's Neuroscience Center, he continues to advance our understanding of inflammation and apoptosis.
A new cue, dynamic half-occlusion, is used to perceive motion in depth when unmatched features are observed. The study enhances the potential for creating more effective simulation of motion in 3D displays and virtual environments.
Guyton, a renowned pediatric ophthalmologist, has been awarded the ARVO's Weisenfeld Award for his exceptional work on strabismus and amblyopia. He is also a respected educator and leader in the vision community, with numerous awards and honors to his name.
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 discover interaction between PAI-2 and Rb family proteins, linked to cell differentiation, cancer prognosis, and inflammation on the surface of the eye. The study may provide new insights into molecular mechanisms of PAI-2 expression in human corneal and conjunctival epithelial cells.
A new point-of-care assay for C trachomatis has shown higher specificity and sensitivity than the standard TF technique, allowing for more targeted treatment of trachoma. The study's findings suggest a major re-think in how trachoma control is conducted in Africa.
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.
Researchers used gold beads to visualize slow phenomena in the eye, such as growth and fast eye movement. The study showed that three-quarters of the implanted beads remained stable over six months.
Researchers used a virtual 'forest' to test navigation skills, finding that good navigators rely on internal representations of the environment rather than just visual information. The study suggests that understanding how individuals use visual and non-visual cues can inform rehabilitation protocols for people with visual impairments.
A recent Johns Hopkins Medicine study found that a single dose of azithromycin significantly reduces the risk of trichiasis recurring for up to one year after lid surgery. The researchers compared azithromycin to six weeks of topical tetracycline treatment and found that azithromycin resulted in one-third fewer recurrences.
Researchers have identified two genes, Factor H and Factor B, that explain nearly three out of four AMD cases. The study suggests a specific immune response pathway plays a central role in the disease's development.
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.
The ARVO/Pfizer Ophthalmics conference aims to improve research and clinical care in areas of ophthalmology related to preventable vision loss and blindness. The meeting will explore topics such as angiogenesis, neovascularization, and vasoproliferation.
A UK researcher found that VEGF promotes angiogenesis in macular degeneration, but also has an anti-angiogenic effect via SPARC. Controlling SPARC levels may be key to controlling angiogenesis in diseases like cancer. This discovery opens new avenues for treating diseases related to angiogenesis.
In 2005, Research to Prevent Blindness awarded over $7.9 million in grants to support eye disease research at 46 medical schools nationwide. The funding enabled significant breakthroughs in understanding and treating various eye conditions, including cataracts, glaucoma, and macular degeneration.
Researchers found that visual details are retained in working memory despite distractions, contradicting the idea of information loss. The study suggests a specialized system for processing real scenes, with implications for understanding development, aging, and attention disorders.
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.
The Case Department of Ophthalmology at Case Western Reserve University has been awarded a $110,000 grant by the Research to Prevent Blindness (RPB) organization. The grant will support research into blinding eye diseases.
A recent study published in Ophthalmology found that the risk of vision loss due to corneal infections among users of 30-day soft contact lenses is extremely low. The study, which involved 6,245 patients, reported an overall annual rate of evident corneal infection of 18 per 10,000.
A new UCL study reveals that bees can recognize flowers under different global lights by segmenting scenes into regions of illumination and finding the correct flowers within each region. This strategy suggests that bees use color relationships between objects in a scene to resolve stimulus ambiguity, a challenge also faced by humans.
Researchers found 12 out of 15 participants with chronic schizophrenia made more accurate judgments than the best performer among a control group of non-schizophrenic volunteers. The study suggests that contextual processing may be less effective in schizophrenic brains, possibly due to insufficient inhibition.
Miller's research on photodynamic therapy of neovascular age-related macular degeneration and Schuman's development of optical coherence tomography have led to significant advances in the diagnosis and management of glaucoma and retinal diseases.
Researchers developed a risk calculator to assess patient risk levels and recommend treatment options for patients with ocular hypertension. The tool identifies key factors predictive of disease progression, enabling physicians to make informed decisions about treatment.
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.
A research team led by Professors Lamb and Pugh has been awarded the Proctor Medal for their comprehensive analysis of molecular events underlying photoreceptor response to light. Their work enables straightforward use of the electroretinogram in analyzing deficits in various basic and clinical situations.
Dr. Gragoudas is being recognized for his groundbreaking work on protein beam irradiation and photodynamic therapy for intraocular melanoma and neovascular age-related macular degeneration. He has made significant contributions to the clinical practice of ophthalmology, particularly in the study of retinal vascular diseases.
The July 2005 issue of Ophthalmology features groundbreaking research on glaucoma treatment and intraocular pressure management. Studies also explore the correlation between macular detachment height and visual outcome, as well as the efficacy of pars plana vitrectomy for managing inferior breaks in pseudophakic retinal detachment.
Scientists are exploring the relationship between manatee tears and blood vessel formation to better understand the animals' immune system. The study found that manatees have a thick, mucusy tear film rich in antimicrobial components, which may help protect against pathogens.
The American Academy of Ophthalmology released its June 2005 journal, featuring studies and research on various aspects of ophthalmology. The journal is the world's largest association of eye physicians and surgeons with over 27,000 members.
The ARVO Foundation has received a $500,000 gift from Alcon Laboratories to launch a new clinician-scientist mentoring program. The program aims to foster interactions between basic scientists and clinicians, while also recognizing the importance of clinician-scientists in ophthalmic research.