Corneal ulcer
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A corneal ulcer is an eye infection that causes an open sore on the cornea (the clear layer in front of the iris and pupil).
- Contact lenses, injuries, disorders, drugs, and nutritional deficiencies can cause open sores (ulcers) to form on the cornea.
- Ache, foreign body sensation (the ache and foreign body sensation can be severe), redness, tearing, and light sensitivity are common symptoms.
- Doctors diagnose an ulcer based on the appearance of the person
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