Researchers discovered that optical illusions, like the Rotating Snakes illusion, activate the brain's motion-perception area, suggesting a bottom-up process rather than imagination. This finding has implications for designing instrument panels and multimedia content to avoid motion sickness.
A study in the American Journal of Ophthalmology reports that paintball injuries can result in rupture of the eyeball, detached retina, and even enucleation. Eye protection can prevent nearly all injuries, with over 97% of cases avoided by proper use.
A new study reveals that vision function decline is a primary reason older Americans decide to give up or restrict their driving. The most common predictors of stopping or decreasing driving were slow visual scanning and poor visuo-constructional skills, as well as reduced contrast sensitivity.
Researchers found that vascular endothelial growth factor (VEGF) and intercellular adhesion molecule (ICAM)-1 are key players in the development of diabetic macular edema (DME), a serious complication of retinopathy. The study suggests that intravitreal injection of steroids like triamcinolone acetonide may be useful in treating DME.
Researchers developed a new technique called Topical Endoscopic Fundal Imaging (TEFI) to monitor ocular inflammation in mice. The study found that TEFI enhances the monitoring of clinical disease, allowing for rapid and non-invasive observation of changes in the retina.
Researchers found that statin use is linked to rare eye disorders in some patients, including double vision, drooping eyelids, and loss of eye range of motion. A new system, the ocular trauma score, helps predict visual recovery for soldiers with combat eye injuries.
A recent study published in Pediatrics found that children with misaligned eyes are at a significantly increased risk of developing mental illness by early adulthood. Children with exotropia (eyes that diverge outward) were three times more likely to develop psychiatric disorders than those with normal eye alignment.
A clinical study presented at the AAO-SOE Joint Meeting shows that anti-VEGF therapy can effectively treat retinopathy of prematurity in premature infants, resolving abnormal blood vessels and promoting normal retinal vessel growth. The treatment has been found to be rapid, effective, and simpler than existing laser treatments.
The study found that contaminated contact lens storage cases pose a significant risk of severe eye infection, with pathogens detected in over two-thirds of cases. Refractive surgery practices for people with HIV/AIDS are also highlighted, with most surgeons taking precautions but acknowledging the need for formal study.
A study found that interleukin-6, a biochemical marker in the blood, is significantly higher in patients with age-related macular degeneration (AMD) and correlates with oxidative stress. Additionally, collagen crosslinking treatment has shown promising results in stabilizing keratoconus patients' vision.
A study found a correlation between optic nerve damage in glaucoma patients and significant carotid artery narrowing, potentially increasing stroke risk. Additionally, a survey on religious beliefs and fasting reveals that adherence to faith-related taboos can impact patient compliance with ocular treatment.
The ARVO Foundation and Merck are offering prestigious global ophthalmic research awards to young scientists aged 45 and under. The awards aim to encourage innovative research in critical areas of ophthalmology. A total of $70,000 in grants will be awarded annually for two categories: glaucoma and back-of-the-eye diseases.
A population-based study of Type 1 diabetes patients found that better glycemic control reduces diabetic retinopathy progression. Additionally, a cohort study on age-related macular degeneration (AMD) discovered an association between poor night vision and increased risk of AMD progression.
Herpes simplex virus type I is kept under constant guard by the immune system, which actively holds the infection in check without destroying the neurons harboring it. CD8 T cells target infected sensory neurons with lytic granules that attack viral infections without killing the neurons.
A large-scale study of preschool children's visual acuity found a commonly-used test to be inaccurate, while major studies on contact lens infections revealed that proper use and care are more important than new lens types. These findings will help eye specialists and wearers make better choices and improve practices.
A new study published in the Journal of Vision found that fixing a driver's gaze on specific targets along a curve results in smoother and more stable steering. Researchers believe this technique could inform the development of next-generation in-car driving assistance systems.
A recent study by the American Academy of Ophthalmology found that 12% of ophthalmologists use electronic health records, with positive outcomes including increased productivity and cost savings. Researchers also identified factors predicting risk of progression from early to advanced age-related macular degeneration.
A study published in the Journal of AAPOS found that pirenzepine gel can slow the rate of progressive myopia in children, with an average increase of 0.58 diopters over two years compared to 0.99 diopters in the placebo group. The treatment was generally safe and effective, with only mild side effects reported.
A new study published in Ophthalmology reveals that Asian men are at a higher risk of developing age-related macular degeneration (AMD) due to smoking. In contrast, high levels of outdoor activity in childhood may prevent or control myopia in children, according to researchers. These findings suggest that environmental factors play a s...
A new vision screening device can detect metabolic stress in the retina, potentially identifying diabetes early. The instrument measures flavoprotein autofluorescence (FA) activity to detect abnormal metabolism and tissue damage.
A large-scale Medicare study evaluated the outcomes of incisional surgeries used to reduce eye pressure in patients with glaucoma. The study found that while surgeries were effective for most patients, rates of severe outcomes and progression to low vision or blindness were higher for those who received implantation of a glaucoma drain...
A new study by researchers at the Medical College of Wisconsin found that the severity of retinal hemorrhaging in young children is closely correlated with the severity of motor vehicle crashes. The study examined ten cases and found extensive retinal hemorrhages in eight patients, similar to those seen in shaken baby syndrome.
A new study found strong evidence for a genetic marker on chromosome 5 linked to nearsightedness, which explains 80% of axial length variations. The research also highlights the importance of using vitamins and minerals correctly to prevent AMD vision loss in patients.
A new model predicts visual clarity from wavefront aberrations, enabling the use of aberrometers to automatically produce prescriptions. The metric could be used internationally and provide direct predictions of visual acuity.
Patients with hemianopia benefit from prism glasses that expand their visual field, improving obstacle avoidance and daily mobility. A new study has shown significant benefits for patients wearing these glasses, with 47% reporting them as 'very helpful' after 12 months.
Two studies shed new light on eye health issues: the role of antioxidant supplements in preventing cataract development and their relationship to mortality. Glaucoma research also explores the link between cerebrospinal fluid pressure and optic nerve damage, revealing a potential contributor to glaucoma's progression.
Researchers have successfully used gene therapy to restore vision in three young adults with a rare form of congenital blindness. The study showed significant improvements in visual acuity and sensitivity to light, setting the stage for further studies.
Researchers at Helmholtz Munich have identified a novel Connexin-like gene mutation that affects early lens development in mice, causing microphthalmia and cataracts. The study suggests that faulty cell communication between developing lens fibers may lead to the cloudiness of the eye lens.
The American Society of Cataract and Refractive Surgery (ASCRS) will participate in a study with the US FDA to examine the impact of LASIK on patients' daily lives. The study aims to identify ways to enhance patient care, improve screening and counseling, and better understand quality of life.
Studies among Ophthalmology's April 2008 issue highlight the potential link between natural light exposure before birth and the development of myopia. Researchers also examine the suitability of older donor corneas for transplant surgery, finding that those from donors aged 66-75 have comparable quality to younger donors.
A landmark study shows that corneas from older donors (up to 75 years old) are as successful for transplants after five years as those from younger donors. This finding allows for the expansion of the donor pool, addressing a shortage in the Dallas area.
Researchers found that people's brains interpret visual stimulation based on assumptions about their environment. In a study examining how the brain and eye work together, participants were shown a jumping target that appeared in different locations within concentric circles.
The latest advances in genetics and genomics hold great potential for improving prevention, diagnosis, and treatment of a wide range of diseases. Recent research has shed light on the genetic causes of conditions such as vitiligo, autoinflammatory diseases, and multiple sclerosis.
A study published in Archives of Ophthalmology found that black patients with diagnosed and treated glaucoma have a higher risk of cardiovascular death. The research suggests that this increased risk may be due to the use of certain medications used to treat glaucoma.
The FINCH technology enables the acquisition of 3D microscopic images without scanning multiple planes, making it faster and more accurate. This innovation has potential applications in medical fields such as endoscopy and ophthalmology, as well as Homeland Security screening and 3D photography.
Scientists query FDA about updating requirements for drug approval, citing limitations of current endpoints and methods. Researchers suggest alternative endpoints using new ophthalmic technologies like optical coherence tomography.
The department has received grants totaling over $1.6 million in the past 11 years, with a focus on identifying causes and treatments for blinding diseases such as corneal cataracts and macular degeneration. The grant will support research into diabetic retinopathy, ocular inflammation, and genetic eye diseases.
The collaboration between ophthalmology and facial plastic surgery has led to fresh approaches in clinical problems, exemplified by well-designed clinical studies. Articles in this issue of Archives of Ophthalmology showcase new technology and precise measurements during eyelid surgery.
Researchers are conducting a phase 1 clinical trial using gene therapy to treat LCA2, aiming to restore vision in individuals with inherited blindness. The treatment involves injecting trillions of replacement genes into the retina, using an adeno-associated virus to deliver the therapeutic gene.
Papers published in this issue highlight the value of multidisciplinary collaboration, revealing treatments that spare patients' eyes during cancer treatment and develop new techniques to increase orbital volume. These advancements demonstrate enormous opportunities for knowledge advancement through specialty collaboration.
A large USC study of over 6,000 Los Angeles-area children found that older children are more likely to develop vision disorders like strabismus and amblyopia. The study highlights the need for early screening and intervention programs to prevent lifelong visual impairments.
A study found that surgical confusions in eye surgery are rare but can be serious, with the majority of cases involving incorrect lens implants. The Universal Protocol can prevent most confusions, suggesting a rate of 69 errors per 1 million eye operations.
A study published in Investigative Ophthalmology and Vision Science found that visual field loss is the primary component increasing the risk of falls in older adults. Mobility training may help reduce this risk by improving postural stability and mobility.
A computer-based method to evaluate the eye's ability to distinguish object details and shape in patients with AMD could provide a more accurate way to assess the effectiveness of eye surgery or vision rehabilitation interventions. The test might help detect early detection of AMD and estimate patient potential visual acuity.
A recent study published in Journal of Vision found that humans may not be more sensitive to biological motion compared to non-biological motion. The research, led by Dr. Eric Hiris, tested the effectiveness of masks and target sizes to determine detection performance, and concluded that humans do not exhibit enhanced sensitivity.
Scientists have developed a mouse model of age-related macular degeneration to study the disease's progression and develop potential treatments. The model, caused by a mutation known to produce AMD in people, will help researchers understand the biochemical details of how AMD occurs.
A study found that childhood vaccination for the rubella virus may have eliminated an inflammatory eye disease from the U.S.-born population. The vaccine was implemented in 1969, and subsequent reductions in Fuchs heterochromic iridocyclitis (FHI) cases were observed, especially among foreign-born patients.
Researchers at Weill Cornell Medical College have discovered a crucial mechanism driving the growth of light-sensing discs in rod cells, shedding new light on retinal health and disease. The study's findings could lead to significant advances in understanding and treating eye diseases such as retinitis pigmentosa.
Researchers warn of a rare but serious complication associated with eye tests in infants. Apraclonidine eyedrops used to diagnose Horner syndrome can lead to severe lethargy lasting up to 10 hours, requiring hospital admission and oxygen administration.
A new study has identified proteins in the rod and cones of the eye that could lead to the discovery of the genetic causes of a host of inherited eye diseases. The researchers hope to gain a clearer understanding of what goes wrong at the most basic level in these diseases that cause blindness and other disorders.
A study by researchers at UIC found a strong association between the use of contact lens solution AMO Complete MoisturePlus and Acanthamoeba keratitis, a rare severe eye infection. The study suggests that the solution's ability to kill Acanthamoeba is compromised, increasing the risk of infection.
The Dyson Foundation has awarded $5 million to support the development of a state-of-the-art eye care facility at Weill Cornell Medical College. The new floor is expected to open in spring 2008 and will provide advanced treatment options for patients, honoring Dr. Jackson Coleman's legacy.
Researchers at University of Cincinnati have found that bone marrow stem cells can differentiate into keratocan-producing cells, potentially treating abnormal corneal cell growth. The study showed that injected stem cells altered the shape and healed abnormal corneas in animal models within a week
Subconjunctival insulin delivery has been shown to treat degenerative and inflammatory responses in diabetic rat retinas. Low-dose periocular insulin delivery may also be a potential treatment for early diabetic retinopathy, according to researchers.
A recent study by Frederick H. Davidorf, MD, found that uveal melanoma patients and their families are at higher risk for developing colon cancer. The study involved 130 patients who provided their extended family medical histories, revealing a significant number of patients and relatives with an increased risk for colon cancer.
A recent study has found that children with amblyopia, also known as 'lazy eye,' exhibit poorer fine motor skills and lower perception of social acceptance. The research, led by Ann Louise Webber, used standardized tests to measure the children's motor skills and self-esteem. The results indicate that treating a child's eye condition m...
A recent study found that visually impaired individuals in Australia experience significant economic burdens due to the need for special equipment and personal care services. The study revealed median expenditures exceeding $12 million over 12 months, highlighting the importance of addressing these costs.
A recent ARVO study found that nearly one-third of older Americans diagnosed with primary open angle glaucoma are not treated medically or surgically for the condition. The study revealed that despite increasingly effective therapies, many patients are not benefiting from consistent glaucoma treatment.
David F. Weeks receives the ARVO Kupfer Award for his contributions to eye research and leadership at Research to Prevent Blindness. The award recognizes his efforts to increase funding for the National Eye Institute, which has provided significant support for vision research over nearly 50 years.
A new study from the University of Illinois Chicago found that LASIK surgery is safe and effective for patients aged 40-69 years old, with reliable predictability of correction. The study also highlighted challenges faced by older adults, including difficulty with near vision after LASIK due to presbyopia.