What is a corneal ulcer?
A person with a corneal ulcer has a shallow crater in the clear layer of the eye that covers the iris and pupil. They are most often caused by keratoconjunctivitis, corneal foreign body, ultraviolet keratitis, or corneal abrasion.

What are the symptoms of a corneal ulcer?
Symptoms of a corneal ulcer include eye pain, blurry vision, increased tearing, sensitivity to light, and a foreign body sensation in the eye. The cornea of the eye appears hazy.

How does the doctor treat a corneal ulcer?
Treatment for a corneal ulcer may include eye irrigation, antibiotic eyedrops or ointment, and pain medications. Some may require corneal foreign body removal.