NEW YORK: Alzheimer’s disease could be detected in patients up to 20 years before symptoms appear with a simple eye test, researchers say.
Trials by US and Australian researchers have found changes in the eye’s retina may mirror changes that occur in the brain with dementia.
“It is becoming more evident that if we can treat dementia early, before symptoms occur and too much damage is caused, the progress of the condition can be stalled,” said…