The cornea is the front part of your eye, it is transparent. The cornea helps protect your eye, also filters out some of the sun’s ultraviolet (UV) light.
A corneal abrasion is a scratch on your eye. It can happen when poke the eye accidentally, or something gets trapped under your eyelid, like dirt or sand. You will feel eye pain, discomfort, difficulty keeping your eye open, feels like something in your eye.
The sooner you see the eye doctor to get treatment, the less likely complications will happen.