Eyes reveal health secrets of the brain

 作者:郁坂隰     |      日期:2019-03-09 06:11:07
By Duncan Graham-Rowe THE eyes may be the windows to the soul, but they also make pretty good peepholes into the brain. Thanks to an optical version of ultrasound, it is becoming possible to locate and monitor the growth of brain tumours, and to track neurodegenerative conditions like multiple sclerosis, Alzheimer’s and Parkinson’s disease – all by peering into the eye. The brain is connected to each eye by an optic nerve, so any degeneration of the brain caused by such diseases can also damage cells along the nerve and in the retina, says Helen Danesh-Meyer,