The cornea is made up of five layers: the epithelium, Bowman's layer, stroma, Descemet's membrane and endothelium. The outermost layer, the epithelium, is a very thin but tough surface that ...

Sight-robbing injuries to the cornea can be repaired using a groundbreaking experimental stem cell treatment, a new study ...

What Is a Corneal Ulcer? A corneal ulcer is an open sore on your cornea. That's the thin, clear layer over your iris (the colored part of the eye). It’s also known as keratitis. People who ...