Retina can help reveal brain health

Diseased blood vessels in eye are linked to impaired mental function

By Laura Sanders, 14:40 PM March 14, 2012

The eyes are a window to the soul, but also to the brain. The health of easy-to-check blood vessels in the retina reflects the health of blood vessels deep inside the head, findings that raise the possibility of a simple eye exam catching early signs of brain trouble, scientists report in the March 27 Neurology.

“The potential is very great — to use the eye to diagnose what’s going on elsewhere in the body, particularly in the brain,” says neuroscientist Alistair Barber of Penn State Colle...

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