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Could a simple eye exam detect signs of Alzheimer’s disease?

Researchers at Massachusetts General Hospital and Brigham and Women’s Hospital in Boston have begun a study to find out. Dr. Gad Marshall, associate professor of neurology at Harvard Medical School, is testing a special retina camera and software developed by a Canadian startup to determine whether it can identify bits of amyloid plaques in the back of the eye that may indicate Alzheimer’s.

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