Blindness

Wild New Study Suggests Blindness May Protect Against Mental Illness

Schizophrenia is a puzzling disorder for medical professionals. It's a mental illness that can be treated but nobody really knows what causes it in the first place, posing a challenge from a preventative standpoint. Nobody knows what signs to look...
Related topics: Medical Research, Ophthalmology, Schizophrenia

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Why Too Much Dna Repair Can Injure Tissue

Researchers have discovered how overactive DNA repair systems can lead to retinal damage and blindness in mice. A DNA repair enzyme called Aag glycosylase becomes hyperactive, provoking an inflammatory response that produces necrosis, leading to...
Related topics: DNA, Genetics, Medical Research, Ophthalmology, Enzymes

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Diabetes Eye Exam Frequency In Us Is 'alarmingly Low'

In a large database of insured patients, almost half with type 2 diabetes and a third with type 1 diabetes had no eye exam in a 5-year period. Change is needed to stop retinopathy being the leading cause of blindness. Medscape Medical News
Related topics: Diabetes, Type 2 Diabetes, Type 1 Diabetes, Ophthalmology

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Another Early-onset Alzheimer's Gene Mutation Found, And Traced Back To Africa

For some of us, they carry the bright blue of our grandfather's eyes. For others they result in the characteristic cleft chin or the familial tendency toward color blindness. But in some families, the genetic mutations handed down from generation to...
Related topics: Alzheimer's Disease, Genetics, Ophthalmology

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Researchers Home In On Genes Linked To Age-related Macular Degeneration

Scientists have zeroed in on genes associated with age-related macular degeneration (AMD), a leading cause of vision loss and blindness among people age 65 and older. These findings provide a more expanded and in-depth picture of the genetic...
Related topics: Medical Research, Genetics, Ophthalmology

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Monkeys With Superpower Eyes Could Help Cure Color Blindness

Squirrel monkeys don’t see color like people. But inject their eyeballs with a genetically engineered virus, and they suddenly can perceive a new rainbow. The same trick could someday be used on color-blind people.
Related topics: Ophthalmology, Genetics, Virus, Virology

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Denominator Blindness, Shark Attack Edition

Our discussion (Bloomberg) on how (or not) to use anecdotes had some interesting feedback to it. Not on the underlying concept, which noted that single or rare events should never be used to draw conclusions. But rather, my favorite example...
Related topics: Ophthalmology

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Dying While Black: Perpetual Gaps Exist In Health Care For African-americans

Several years ago, MapQuest directed me on a 10-hour drive to visit my father in a Florida hospital. Complications from diabetes, including blindness, kidney failure, congestive heart failure, and a below-the-knee amputation, had taken their toll....
Related topics: African-American, Diabetes, Ophthalmology, Heart Failure

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New Genes Associated With The Leading Cause Of Blindness

A new study identifies genes associated with Age-related Macular Degeneration (AMD) that could represent new targets for future drug development.
Related topics: Genetics, Ophthalmology, Medical Research

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Researchers Rescue Photoreceptors, Prevent Blindness In Animal Models Of Age-related Macular...

Using a novel patient-specific stem cell-based therapy, researchers prevented blindness in animal models of geographic atrophy, the advanced 'dry' form of age-related macular degeneration (AMD), which is a leading cause of vision loss among people...
Related topics: Medical Research, Ophthalmology, Stem Cells

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300 Blind Mice Uncover Genetic Causes Of Eye Disease

Hundreds of new genes linked to blindness and other vision disorders have been identified in a screen of mouse strains. Many of these genes are likely important in human vision and the results could help identify new causes of hereditary blindness...
Related topics: Genetics, Ophthalmology

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Wearing Contacts 24/7 Can Bring Infection, Blindness, Doctors Warn

WEDNESDAY, Dec. 19, 2018 -- Dangerous infections, blinding ulcers in the eyes: These are just some of the troubles that can come from wearing your contacts for too long. Contact lenses are generally considered safe, but wearing them while asleep...
Related topics: Ophthalmology, Contact Lenses

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How The Brain Reacts To Loss Of Vision

If mice lose their vision immediately after birth due to a genetic defect, this has a considerable impact, both on the organization of the cerebral cortex and on memory. Researchers demonstrated that, in the months after blindness emerged, the...
Related topics: Memory Loss, Genetics, Medical Research, Ophthalmology

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Medical News Today: Do I Have Night Blindness?

Night blindness occurs when an existing eye condition leads to an inability to see clearly in dim light. Treatments depend on the cause but often involve managing the underlying condition. Learn more here.
Related topics: Ophthalmology

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How Can Science Help Reverse Blindness?

From bionic eyes to gene editing, how can we use science to bring back sight? -- Read more on ScientificAmerican.com
Related topics: Ophthalmology, Genetics

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Purdue's Giant Leap Toward Personalized Medicine Helps Eyes Drain Themselves

Purdue University researchers have invented a new smart drainage device to help patients with glaucoma, a leading cause of blindness in the world, as they try to save their eyesight.
Related topics: Purdue University, Medical Research, Ophthalmology, Glaucoma

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New Study Offers Hope For Patients Suffering From A Rare Form Of Blindness

A new form of therapy may halt or even reverse a form of progressive vision loss that, until now, has inevitably led to blindness. This hyper-targeted approach offers hope to individuals living with spinocerebellar ataxia type 7 (SCA7) and validates...
Related topics: Medical Research, Ophthalmology

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Safe Succeeds In Cutting Trachoma Burden In Sudan

(MedPage Today) -- Country moves toward elimination of blindness-causing infection
Related topics: Sudan, Ophthalmology

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Deep Learning For Glaucoma Detection

Glaucoma is the second leading cause of blindness in the world, impacting approximately 2.7 million people in the U.S alone. It is a complex set of diseases and, if left untreated, can lead to blindness. It's a particularly large issue in Australia,...
Related topics: Ophthalmology, Glaucoma

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Diabetes Medication May Protect Against A Common Cause Of Blindness

Researchers have shown that people with type 2 diabetes who took a common diabetes medication, metformin, had a significantly lower rate of age-related macular degeneration (AMD).
Related topics: Diabetes, Type 2 Diabetes, Ophthalmology, Medical Research

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