Corneal staining isn’t a disease, it’s a sign of abrasions to your cornea, the outer surface tissue of your eyes. Abrasions can have different causes, including wearing contact lenses or if something ...

The National Institutes of Health has renewed its funding of eye disease research led by Mark D. Parker, PhD, associate professor of physiology and biophysics. The National Eye Institute is funding a ...

Researchers have, for the first time, acquired optical coherence tomography (OCT) images of the curved layers of a person's cornea with cell-level detail and a large viewing area. The new OCT ...

A corneal dystrophy is a condition in which one or more parts of the cornea lose their normal clarity because of a buildup of cloudy material. There are over 20 corneal dystrophies that affect all ...

Corneal cross-linking is a treatment for an eye problem called keratoconus. In this condition, the front part of your eye, called the cornea, thins out and gets weaker over time. This makes it bulge ...

Dry eye disease can lead to corneal abrasions (scratches) in some cases, while injuries to your cornea, such as abrasions, can also lead to dry eye. Dry eyes are medically known as dry eye disease or ...

Corneal edema is swelling of the cornea — the clear, dome-shaped outer surface of the eye that helps you see clearly. It’s caused by fluid buildup in the cornea. When untreated, corneal edema can lead ...

A corneal abrasion is an eye injury caused by a scratch or scrape on the cornea’s surface. A person’s fingernails, contact lenses, or other foreign objects can all cause a corneal abrasion. The cornea ...