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MSD Manual
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HEALTH TOPICS
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Quick Facts: Digestive Disorders
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Inflammatory Bowel Diseases (IBD)
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Inflammatory Bowel Diseases (IBD)
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Crohn Disease
What is Crohn disease?
What causes Crohn disease?
What are the symptoms of Crohn disease?
How can doctors tell if I have Crohn disease?
How do doctors treat Crohn disease?
Ulcerative Colitis
What is ulcerative colitis?
What causes ulcerative colitis?
What are the symptoms of ulcerative colitis?
How can doctors tell if I have ulcerative colitis?
How do doctors treat ulcerative colitis?