Dr. Lloyd M. Aiello is a visionary in laser treatment Oct 26, 2009
Our goal is to preserve the vision in the retina that you came into the world with, he says ... That was the year ophthalmologist Dr. Lloyd M. Aiello and his father-in-law, Dr. William P. Beetham of the Joslin Diabetes Center experimented with lasers to counteract leaking blood vessels in the retina ... There was no retinopathy between the scars, so we said, we think we want to create scars like that and leave the untreated retina in between. (Boston Globe)
Dr. Joseph Walker: Health care reform needs clear detail, honest funding Oct 26, 2009
- Dr. Joseph P. Walker of Fort Myers founded Retina Consultants of Southwest Florida in 1980. In your voice. (The News-Press -- Opinion)
1 shot of gene therapy and children with congenital blindness can now see Oct 25, 2009
Oct. 24, 2009 Born with a retinal disease that made him legally blind, and would eventually leave him totally sightless, the nine-year-old boy used to sit in the back of the classroom, relying on the large print on an electronic screen and assisted by teacher aides ... "These findings may expedite development of gene therapy for more common retinal diseases, such as age-related macular degeneration." ... "The clinical benefits have persisted for nearly two years since the first subjects were... (EurekAlert!)
Eye gene therapy boost for young Oct 25, 2009
"The visual recovery noted in the children confirms the hypothesis that efficacy will be improved if treatment is applied before retinal degeneration has progressed," said lead author Professor Jean Bennett. "Assessment of whether the treatment alters the natural progression of the retinal degeneration will be possible in follow-up studies." ... The genes are contained in a harmless virus which is unlikely to be attacked by the body as the immune system is not strong in the retina. (BBC News -- Health)
Alzheimer's Lesions Found In The Retina Oct 23, 2009
UC Irvine neuroscientists have found that retinas in mice genetically altered to have Alzheimer's undergo changes similar to those that occur in the brain -- most notably the accumulation of amyloid plaque lesions. In addition, the scientists discovered that when Alzheimer's therapies are tested in such mice, retinal changes that result might predict how the treatments will work in humans better than changes in mouse brain tissue ... These findings are key to developing retinal imaging... (Science Daily)
Mona Lisas smile cracked Oct 23, 2009
Different cells in the retina transmit different categories of information or "channels" to the brain ... And in 2005, an American team suggested that in the path from retina to visual cortex determines whether we see a smile or not ... This suggests that retinal cells that process dead-centre vision convey information about the smile just as well as the cells that contribute to peripheral vision. (Harper's Magazine)
Transplanted Tissue Improves Vision: Study Shows Enhanced Visual Acuity Oct 22, 2009
21, 2009) A clinical study is the first to show that advanced stages of incurable retinal diseases can be stopped and improved by a cell replacement technique. The researchers transplanted intact "sheets" of fetal retinal cells that develop into light-sensitive nerve cells, along with a supporting layer of tissue, into damaged human eyes ... To date, most clinical studies have targeted the early stages of retinal disease in attempts to rescue photoreceptors, the light-sensitive nerve cells. (Science Daily)
Bionic Technology Aims To Give Sight To Woman Blinded Beginning At Age 13 Oct 22, 2009
The first treatment aimed at restoring limited sight in people blinded by retinal disease, it is currently available as part of a multicenter clinical trial. The implant -- a component of the Argus II Retinal Stimulation System by Second Sight Medical Products Inc., of Sylmar, Calif ... -- is designed to stimulate retinal cells directly. (Science Daily)
Engineered Proteins Restore Light Sensitivity To Animals Oct 22, 2009
"This approach could prove to be a viable therapeutic option for people who have lost significant vision and are in the late stages of retinal degeneration," she said ... 11, 2006) This study raises the intriguing possibility that visual function might be restored by conveying light-sensitive properties to other surviving cells in the retina after the rods and cones have died ... 21, 2009) A new artificial retina, an array of electrodes implanted on the back of the eye, has been found to restore... (Science Daily)
New Method To Coax Retinal Cells From Stem Cells Oct 22, 2009
21, 2009) Researchers have developed a new method for identifying retinal precursor cells derived from human embryonic stem cells (those from embryonic tissue) and induced pluripotent stem cells (those from adult skin cells). These precursor cells represent the earliest stages of retinal development ... The new method results in a greater yield of retinal cells from stem cells and could be used to better understand disease processes and realize effective treatments for eye disorders. (Science Daily)
'Bionic Eye' May Help Blind See Oct 21, 2009
Bionic Eye' May Help Blind See: Retinal Prosthesis Shown To Restore Partial Vision ... Bionic Eye' May Help Blind See: Retinal Prosthesis Shown To Restore Partial Vision ... 21, 2009) A new artificial retina, an array of electrodes implanted on the back of the eye, has been found to restore partial vision to totally blind people. (Science Daily)
Scientists Create Robot Surrogate For Blind Persons In Testing Visual Prostheses Oct 21, 2009
20, 2009) Scientists at the California Institute of Technology (Caltech) have created a remote-controlled robot that is able to simulate the "visual" experience of a blind person who has been implanted with a visual prosthesis, such as an artificial retina. An artificial retina consists of a silicon chip studded with a varying number of electrodes that directly stimulate retinal nerve cells ... An artificial retina, also known as a retinal prosthesis, may use either an internal or external... (Science Daily)
Stem Cell Transplants Stalled Blindness in Rats Oct 21, 2009
They said putting nerve stem cells from StemCells Inc near the retinas of rats with a form of macular degeneration helped keep the disease from advancing to blindness for several months ... Lund said the mechanism is not clear, but he suspects that when immature nerve cells are placed near the retina, they produce growth factors that protect the cells from damage by the disease ... The findings raise hope for use of the treatment in humans with a range of diseases in which the retina become... (MEDLINEplus)
With luck, a new kidney Oct 21, 2009
My pie-in-the-face moment occurred in 1988 when my eyes hemorrhaged due to advanced retinopathy -- damage to the capillaries in the retina from high blood sugar. I was holding my newborn daughter Georgia when blood filled my left eye like black ink. (Pittsburgh Post-Gazette, PA)
Experimental treatments restore partial vision to blind people Oct 21, 2009
Retinal prosthesis and fetal tissue transplant show promise in human studies. Two experimental treatments, a retinal prosthesis and fetal tissue transplant, restored some vision to people with blinding eye diseases ... These diseases destroy the light-sensitive nerve cells in the retina, leading to blindness. (EurekAlert!)
Cruise activities raise funds for boy Oct 19, 2009
The money was raised at a car cruise fundraiser held at the dealership (Somerset Daily American, PA)
Doctor says near-death experiences are in the mind Oct 18, 2009
"The eye, the retina of the eye, is one of the most exquisitely sensitive tissues to a loss of blood flow. So when blood flow does not reach the eye, vision fails, and darkness ensues from the periphery to the center. And that is very likely causing the tunnel effect.". Nelson is doing studies now to prove that the same effect results from fainting. (CNN)
U.S. defender DeMerit needs unique eye surgery Oct 17, 2009
"After about 24 hours, my eye looked like a zombie eye, my pupil had turned white, and my iris and retina had turned a different color," says DeMerit. "It was such a freak thing and very scary. I've worn contacts for 10 years and I've been getting dust particles in my eyes all my life. "It's just a blur. (SportsIllustrated.CNN -- Soccer)
Trials for 'bionic' eye implants Oct 17, 2009
Patients who tested less-advanced versions of the retinal implant were able to see light, shapes and movement ... 1: Camera on glasses views image 2: Signals are sent to hand-held device 3: Processed information is sent back to glasses and wirelessly transmitted to receiver under surface of eye 4: Receiver sends information to electrodes in retinal implant 5: Electrodes stimulate retina to send information to brain ... Retinal implants are able to partially restore the vision of people with... (Yahoo News -- Disabilities and the Disabled)
Jammy dodger? Brown leaves biscuit question unanswered Oct 17, 2009
Asked about his eyesight, after No 10 revealed on Sunday he had suffered minor damage to the retina in his right eye, he thanked people for their interest in his health. "I am fine, run a lot, keep fit," he said. (BBC News -- UK)
IEDM offers most recent research nuggets Oct 16, 2009
For their part, Stanford University researchers used solar and MEMS technologies to build a self-powered, conformal retinal prosthetic. Electrode arrays are implanted in the retina and current is injected into underlying, still-functional neural cells. (EETimes)
Eye Problems Increasing in Preemies Oct 15, 2009
TUESDAY, Oct. 13 (HealthDay News) -- Increased survival of extremely pre-term infants has led to a greater number of babies with vision problems caused by abnormal development of blood vessels in the retina, a new study finds. Swedish researchers looked at data on 506 extremely pre-term infants (born before 27 weeks of gestation) who survived until their first eye examination and found that 368 (72. (MEDLINEplus)
Mackie: Don't toss insides of carved pumpkins, many vitamins inside Oct 15, 2009
It is strongly believed to help reduce the rate of macular degeneration, an age-related deterioration of the central part of the eye s retina. It may also increase heart health and decrease the risk of other cancers. (WWLTV.com, LA)
Loyal Red Sox fan thrown a cruel curve Oct 15, 2009
The retina reader does its magic. A minute later, a computer voice speaks. (Boston Globe)
Signs Of Macular Degeneration May Predict Heart Disease Oct 14, 2009
Macular degeneration, a condition that occurs in the retina and most affects an individuals' ability to drive and read, is being better diagnosed by. . (Science Daily)
Tech Helps Curb Infant Blindness Oct 14, 2009
The tool provides high-resolution images of the retina that are transmitted electronically to Packard's central reading station where a specialist reviews the picture ... The ability to screen infants from a distance is an important development, said Dr. Antonio Capone, director of vitreoretinal fellowship training at William Beaumont Hospital in Royal Oak, Michigan ... To treat ROP doctors use laser or freezing techniques to destroy the periphery of the retina and halt the growth of abnormal... (Yahoo News -- Children's Health)
How Humans See In Bright And Low Light Oct 14, 2009
When we go from light to near total darkness, cells in the retina must quickly adjust ... The discovery could contribute to better understanding of human diseases that affect the retina, including age-related macular degeneration, the leading cause of blindness in Americans over 50 ... Age-related macular degeneration may be modulated, perhaps, through this pathway we've identified in the retina, says principal investigator Vladimir J. Kefalov, Ph. (Science Daily)
Now, a single jab to prevent blindness Oct 13, 2009
A single jab can now prevent people from losing their vision, thanks to researchers at Trinity College Dublin, Ireland, who have developed a new method to inject drug into the blood by weakening the otherwise impermeable blood-retina barrier. The blood-retina barrier normally prevents molecules in the blood from reaching the retina ... But now, researchers led by Matthew Campbell have now restored the vision of mice by temporarily weakening the blood-retina barrier to let drug molecules injected... (India Times, India)
More infants surviving pre-term births results in higher rates of eye problems Oct 13, 2009
As more extremely pre-term infants survive in Sweden, an increasing number of babies are experiencing vision problems caused by abnormalities involving the retina, according to a report in the October issue of Archives of Ophthalmology, one of the JAMA/Archives journals. "Retinopathy of prematurity [abnormal development of blood vessels in the retina] remains an important cause of childhood blindness and visual impairment throughout the world," the authors write as background information in the... (EurekAlert!)
British MPs face expenses verdict Oct 12, 2009
His office revealed at the weekend that an examination showed two tears in the retina of one of his eyes - a revelation that could embolden critics who want him to step down before a national election. Telegraph, London. (Sydney Morning Herald -- World)
Brown's eye troubles Oct 12, 2009
LONDON: Britain's Prime Minister, Gordon Brown, has disclosed that an examination showed two tears in the retina of one of his eyes - a revelation that could embolden critics who want him to step down before a national election. The disclosure came amid speculation Mr Brown would be among 325 MPs ordered this week to repay money or provide details of their parliamentary allowances by the head of an official inquiry into the House of Commons expenses scandal. (Sydney Morning Herald -- World)
* Brown treated in hospital for tears in his right eye Oct 12, 2009
British Prime Minister Gordon Brown, who is blind in his left eye, has been treated for two minor tears in the retina of the right eye in which he has limited vision, his office at Number 10 Downing Street said on Saturday, days before the start of the new, and possibly his toughest, parliamentary session ... In a statement, Downing Street said Brown had his annual check-up, which was fine in summer, but subsequently underwent further tests on his retina, which found two tears ... The risk... (Taipei Times, Taiwan -- World)
Disney sets out to make 'The Passion for kids' Oct 11, 2009
PM visited Moorfields in London, one of the world s best-known eye hospitals, after surgeons found two small tears in his retina. New inquiry into death of Briton murdered in Kenya 21 years ago following secret visit by anti-terror chief. (Yahoo News -- 'The Passion of the Christ')
Minor retinal tears in PM's eye Oct 11, 2009
Eyesight tests have found Gordon Brown has two minor tears in his right retina but he will not be undergoing further operations, Downing Street has said. A spokesman said Mr Brown had an eye check in the summer which was fine, and later had his retina examined ... Mr Brown was diagnosed with a detached retina at the age of 16 - the result of a rugby injury. (BBC News -- UK)
British PM's eye condition disclosed Oct 11, 2009
LONDON (AP) The office of Britain's prime minister says Gordon Brown has two minor tears in his retina. But Brown's Downing Street office says in a Saturday statement there has been no further deterioration and no change in his eyesight. (Florida Today)
Read more... Oct 10, 2009
The lens of a child allows 70% more UV rays to reach the delicate retina than in an adult. Most parents are aware of the critical need to protect their children's skin from UV exposure with sun block, yet few insist their children wear sunglasses. (PNN Online)
Stoudemire steps it up, on and off the court (7) Oct 4, 2009
He spent part of it recovering from surgery to repair a detached retina he suffered in February. The injury sidelined him for the rest of the season. (Lake Wales News, FL)
Retinal Rescue: Cells Derived From Human Embryonic Stem Cells Reverse Retinal Degeneration Oct 3, 2009
2, 2009) A new study reports that transplanted pigment-containing visual cells derived from human embryonic stem cells (hESCs) successfully preserved structure and function of the specialized light-sensitive lining of the eye (known as the retina) in an animal model of retinal degeneration ... The retinal pigment epithelium (RPE) is a layer of pigmented cells sandwiched between the visual retinal cells, called photoreceptors, and the nourishing blood vessels at the back of the eye ... The RPE... (Science Daily)
Bicycle vs. car: The pain endures Oct 3, 2009
The doctor believes my head hitting the concrete so hard caused a detached retina in my right eye. This resulted in another surgery. (Orangeburg Times and Democrat, SC)
Karlsson makes emotional return after eye trauma Oct 1, 2009
Karlsson began to experience problems with his vision in May and although the problem was quickly diagnosed as a stress-related blister on his left retina, he inevitably feared that it would prevent him from ever again playing at the top of his sport ... But his specialists assurances that the retina would repair itself have proved well-founded and he is relishing the prospect of defending his title here after returning to competitive action in last weeks match between continental Europe and... (The Star Online, Malaysia -- Sports)
More Retinal Detachment Seen with Higher Income Status Oct 1, 2009
TUESDAY, Sept. 29 (HealthDay News) -- Wealthy people are twice as likely to suffer retinal detachment as poorer people, according to Scottish researchers who said they couldn't identify the reason for the disparity. Retinal detachment -- the separation of the retina from its connection at the back of the eye -- usually occurs as a result of a tear in the retina ... If patients don't receive immediate treatment, retinal detachment can lead to permanent vision loss. (MEDLINEplus)
New Treatments Hold Hope for Failing Eyes Sep 30, 2009
Age-related macular degeneration involves the breakdown of the macula, which is located in the retina and helps provide clear central vision. As the macula deteriorates, people see a blurred spot in the center of their vision that grows over time. (MEDLINEplus)
'Laser vision' offers new insights Sep 25, 2009
The images are sent directly onto the retina ... US firm Microvision has developed a system that projects lasers onto the retina, allowing users to view images on top of their normal field of vision ... The system uses tiny lasers, which scan their light onto the retina to produce the entire range of human vision, reported the journal of the Institute of the Electrical and Electronics Engineers, IEEE Spectrum. (BBC News -- Technology)
Microchip + video glasses = sight for blind? Sep 25, 2009
() -- A chip inside the eye that can help blind people see again is moving closer to reality as researchers at MIT work on a retinal implant that can bypass damaged cells and directly offer visual input to the brain ... Spence is looking to capture the world around him and a retinal implant like that from could actually help bring him closer to his quest ... In the October issue of IEEE Transactions on Biomedical Engineering journal, researchers have said they hope to attach the implant to the... (CNN -- Tech)
Gene Variant Linked To Glaucoma Identified Sep 24, 2009
Known as "the silent thief of sight," glaucoma is a neurodegenerative disease that causes the death of ganglion cells of the retina, resulting in gradual and irreversible loss of peripheral vision ... 18, 2008) Based on projected increases in the prevalence of diabetes, the number of people with diabetes-related retinal disease, with glaucoma and with cataracts is estimated to increase significantly by. (Science Daily)
ThromboGenics Completes Patient Enrolment in US Phase III Trial of Microplasmin for the Non-Surgical Treatment of Eye Disease Sep 24, 2009
Focal vitreomacular adhesion is a condition in which the vitreous gel, in the center of the eye, has an abnormally strong adhesion to the retina at the back of the eye ... This anatomical endpoint is being measured and recorded using optical coherence tomography (OCT) which provides images that can clearly show the separation of the vitreous from the retina ... Microplasmin is also being evaluated in Phase II clinical development for additional vitreoretinal indications. (PR Newswire)
Retinal Implant Could Help Restore Some Vision Sep 24, 2009
Stimulating Sight: Retinal Implant Could Help Restore Useful Level Of Vision To Certain Groups Of Blind People ... Stimulating Sight: Retinal Implant Could Help Restore Useful Level Of Vision To Certain Groups Of Blind People ... 24, 2009) Inspired by the success of cochlear implants that can restore hearing to some deaf people, researchers at MIT are working on a retinal implant that could one day help blind people regain a useful level of vision. (Science Daily)
New device finds early signs of eye disease in preemies Sep 22, 2009
It occurs when babies are born prematurely and their retinal blood vessels don't develop fully ... That can pull the retina out of position, causing retinal detachments that can lead to visual loss and blindness ... "Examining the retina with these methods is like looking at the surface of the ocean and only seeing dimly into the shallow water," says Toth, a professor of ophthalmology and biomedical engineering. (EurekAlert!)
A Chip For The Eye? Artificial Vision Enhancers Being Put To The Test Sep 22, 2009
21, 2009) Visually impaired or blind patients with degenerative retina conditions would be very happy if they were able to regain mobility, find their way around, be able to lead an independent life and to recognize faces and read again. These wishes were documented by a survey conducted by a research team ten years ago to find out what patients expectations of electronic retina prostheses (retina implants) were ... The symposium is being staged by the Retina Implant Foundation and the Pro... (Science Daily)
Out Of Darkness, Sight: Rare Cases Of Restored Vision Reveal How The Brain Learns To See Sep 19, 2009
Recent work to restore visual function during retinal degenerative diseases resulting in complete loss of photoreceptors that enable. (June 26, 2007) Researchers have demonstrated that gene therapy used to restore retinal activity to the blind also restores function to the brain's visual center, a critical component of ... 21, 2008) A new study shows that when patients with macular degeneration focus on using another part of their retina to compensate for their loss of central vision, their... (Science Daily)
Seeking shade: Sunglasses crucial year-round for eye protection Sep 19, 2009
Too much time outdoors without adequate eye protection could penetrate the retina and lead to cataracts, macular degeneration or skin cancer around the eyelids, according to Prevent Blindness America, a national volunteer health and safety organization. Sunglasses should block ultraviolet radiation found in everyday sunlight. (Waterloo-Cedar Falls Courier)
Saving Face: Marina Spies on Her Husband's Trampy Girlfriend Sep 19, 2009
Is there some Darwinian reason the laundry basket full of clean clothes waiting to be carried upstairs fails to register upon the male retina. Cole leaps over it, like a pirate, and chases the kids up to their rooms. (Slate)
Light Controls Genetically Encoded Mouse Cells Sep 19, 2009
11, 2006) This study raises the intriguing possibility that visual function might be restored by conveying light-sensitive properties to other surviving cells in the retina after the rods and cones have died ... The center of the retina has more of the light-sensitive cells ... At least three types of cells in the retina allow us to see images or distinguish between night and day. (Science Daily)
Golf Tidbits: Karlsson Eyeing Return To Action Sep 18, 2009
The Swede has had trouble with his vision due to a water blister behind his retina. The ailment, first thought to be an ear infection, was diagnosed in June and was supposed to take between four-to-six months to heal. (ABC 7 News, DC)
Visual Detection: New Neural Circuits Identified In The Retina Sep 17, 2009
This new retinal function has been brought to light by Rava Azeredo da Silveira of the Laboratoire de Physique Statistique of the ;cole Normale Sup;rieure (ENS / UPMC / Universit; Paris Diderot / CNRS) and a team of researchers from the Friedrich-Miescher Institute in Switzerland ... The retina has traditionally been considered as a simple filter' through which the visual world is transmitted from the eye to the brain ... However, several discoveries made over recent years have altered this... (Science Daily)
Gene therapy fixes color blindness in monkeys Sep 17, 2009
To try to correct their vision, Neitz and his colleagues put a needle into the monkeys' eyes, just behind the retina, and injected a virus whose disease-causing genes had been replaced with human genes for red photopigments ... In addition to color blindness, most of the major blinding diseases involve the retina and the inability of certain cells to sense light, Neitz said. (MSNBC -- Environment)
Loci Color: Gene Therapy Cures Color-Blindness in Adult Monkeys Sep 17, 2009
A treatment that appears safe and effective in treating natural color-blindness in monkeys might just lead to colorizing the world for similarly afflicted people, along with restoring sight to those with other retinal diseases ... monkeys are occasionally born with a defective gene that is responsible for some of the color receptors in their retinas, leaving them red green color-blind ... If a new kind of photoreceptor appeared in the retina but the brain didn't process anything differently,... (Scientific American)
Rapid City Rush: Ryan Hand out with an eye injury Sep 17, 2009
Hand, 24, of Ottawa, Ontario, underwent surgery Wednesday to treat a detached retina in his left eye ... The retina is a thin film of tissue lining the inside of the back of the eye ... Tears or holes in the retina allow fluid to build up behind the retina, causing the tissue to separate, or detach from the rear of the eye. (Rapid City Journal, SD)
Scary Music Is Scarier With Your Eyes Shut Sep 16, 2009
29, 2009) When the eyes move, objects in the line of sight suddenly jump to a different place on the retina, but the mind perceives the scene as stable and continuous. A new study reports that the brain. (Science Daily)
Steroid Injections May Help Restore Vision In Some Patients With Blocked Eye Veins Sep 16, 2009
15, 2009) Injecting the eye with the corticosteroid triamcinolone appears effective in improving the vision of some patients with retinal vein occlusion, an important cause of vision loss that results from blockages in the blood vessels in the retina, according to two reports in the September issue of Archives of Ophthalmology, one of the JAMA/Archives journals. A 1-milligram dose of triamcinolone may be a treatment option for certain patients with blockages in the main portion of the retinal... (Science Daily)
Laser Treatment For BRVO Is Safer Than Corticosteroid Injections And Equally Effective, Study Finds Sep 16, 2009
15, 2009) Scientists have found that laser therapy is equivalent to two different dosages of corticosteroid medications for treating vision loss from the blockage of small veins in the back of the eye, a condition known as branch retinal vein occlusion (BRVO) ... This research was part of the Standard Care vs. Corticosteroid for Retinal Vein Occlusion (SCORE) Study, a phase III clinical trial conducted at 84 sites and supported by the National Eye Institute (NEI) at the National Institutes of... (Science Daily)
Retinopathy of Prematurity Sep 14, 2009
A premature baby s eyes have fragile blood vessels which can leak blood into the eye causing scarring and possible retina detachment if not caught early enough ... Eye treatment for ROP begins at Stage III. In Stage III some premature infants have enlarged blood vessels at the retina which could cause retinal detachment if not treated ... ROP Stages IV and V involve partially and fully detached retinas. (Suite101.com)
Meet the new faces of middle age Sep 14, 2009
Sadly, age-related macular degeneration, a disease that damages the retina, eventually threatens the vision of about one-third of people. Your Mom's Middle Age: What will be will be. (MSNBC -- Health)
AGING & CARING: How to know when its time to stop driving Sep 10, 2009
As the eye ages, far less light reaches the retina, for one thing. Older eyes are also more susceptible to cataracts, glaucoma, and other problems that impair vision. (Atlanta Journal-Constitution -- Health)
New therapies help macular degeneration Sep 8, 2009
He was found to have the beginnings macular degeneration, an eye condition that occurs when the central portion of the retina -- called the macula -- begins to deteriorate ... "As people approach their 50s and later, they may have little yellow deposits that develop underneath the retina, and that's called drusen," Solomon explained ... Over a period of years, dry AMD can progress to a gradual deterioration of retinal cells, which can result in severe vision loss or lead to the wet version of... (CNN)
