Corneal abrasion admin | February 4, 2015 | Common Eye Diseases | No Comments A minor scratch to the eye’s cornea, which the thin layer that covers the iris and pupil, is called a corneal abrasion. It can be caused by dust, contact lenses, or other foreign objects, and can sometimes develop into a serious eye condition. Related Topics Presbyopia Eye redness Retinopathy Allergic conjunctivitis