Eventually, the light-sensitive spot evolved into a retina, the layer of cells and pigment at the back of the human eye. Over time a lens formed at the front of the eye. It could have arisen as a ...

the outer white of the eye. PS-OCT could determine the direction of these fibers at different layers of the sclera, enabling researchers to compare these features between eyes with different ...

A new study has found that blood vessels in the retina may hold early clues about a person’s risk of developing dementia.

When the macular layer of an older adult’s right eye retina becomes thicker, the person is more likely to experience postoperative delirium, a study shows. That was the case for older patients who ...

The retina is a layered structure that lines the inner surface of the eye. It consists of layers of neurons: light-sensitive photoreceptor cells, bipolar cells, horizontal cells, amacrine cells ...