On the left: diagram of the eye. On the right: layers within the retina and the adjacent choroid. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to ...

Find out what you need to know about the retina, including where it's located, what it does, and potential health problems.

Retina and choroid without secrets: STOC tomography enables unprecedented views of eye structure by Marcin Poweska, Polish Academy of Sciences Editors' notes ...

Most blindness occurs because of the loss of photoreceptors at the top of neural circuits in the retina and most treatments for blindness use downstream circuitry to restore vision, Derr said. His ...

Blue vessels are closest to the surface, green vessels span the depth of the retina, and red is the layer deepest in the eye. Credit: Kenichi Toma, PhD “We had been wanting to collaborate for some ...

Before O.C.T., an ophthalmologist could dilate a patient’s eyes with eye drops to enlarge the pupil, and then use a magnifying lens and special light to examine the retina.