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Crohn Disease

Medically reviewed by Last updated on May 6, 2024.

What is Crohn disease?

Crohn disease is an inflammatory disease of the digestive system. Crohn disease causes the lining of your intestines to become inflamed. The lining of your mouth, esophagus, or stomach may also be affected.

Digestive Tract

What increases my risk for Crohn disease?

The cause of Crohn disease is not known. Any of the following may increase your risk:

What are the signs and symptoms of Crohn disease?

You may have different symptoms at different times. Your symptoms may come and go with remission (no symptoms) and active (flare-up) periods. Over time, active periods may occur more often and symptoms may be more severe. The most common signs and symptoms include the following:

How is Crohn disease diagnosed?

How is Crohn disease treated?

Treatment options

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

View more treatment options

How can I manage Crohn disease?

Call your local emergency number (911 in the US) if:

When should I seek immediate care?

When should I call my doctor?

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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Learn more about Crohn Disease

Treatment options

Care guides guides (external)

Further information

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