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Corneal Ulcer

Medically reviewed by Last updated on Jun 5, 2024.

What is a corneal ulcer?

A corneal ulcer is an open sore on your cornea. The cornea is the smooth, clear outer layer of your eye. A corneal ulcer is caused by bacteria that get into your eye, such as through a scratch.

What increases my risk for a corneal ulcer?

What are the signs and symptoms of a corneal ulcer?

The most common symptom is eye pain. You may also have the following:

How is a corneal ulcer diagnosed?

Your healthcare provider will examine your eye and ask about your symptoms. You may need any of the following:

How is a corneal ulcer treated?

Treatment options

The following list of medications are related to or used in the treatment of this condition.

View more treatment options

What are the risks of a corneal ulcer?

Your condition may return or worsen after treatment. The bacteria may spread deeper into your eye and cause tissue damage or scarring. Without treatment, you could lose your vision.

How can I manage my symptoms?

When should I contact my healthcare provider?

When should I seek immediate care or call 911?

Care Agreement

You have the right to help plan your care. Learn about your health condition and how it may be treated. Discuss treatment options with your healthcare providers to decide what care you want to receive. You always have the right to refuse treatment. The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

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Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.