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What do scientists think causes Crohn's disease?

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Scientists believe that Crohn's disease is caused by a combination of these factors:

  • Immune system problems
  • Genetics
  • Environmental changes

From: What Causes Crohn’s Disease? WebMD Medical Reference

SOURCES:

National Digestive Diseases Information Clearinghouse: "Crohn's Disease."

Crohn's and Colitis Foundation of America: "About Crohn's Disease."

Merck: (online version): "The Immune Response: Defenses Against Infection." Merck Manual: Home Edition for Patients and Caregivers

American College of Gastroenterology: "Inflammatory Bowel Disease."

Reviewed by Minesh Khatri on October 25, 2017

SOURCES:

National Digestive Diseases Information Clearinghouse: "Crohn's Disease."

Crohn's and Colitis Foundation of America: "About Crohn's Disease."

Merck: (online version): "The Immune Response: Defenses Against Infection." Merck Manual: Home Edition for Patients and Caregivers

American College of Gastroenterology: "Inflammatory Bowel Disease."

Reviewed by Minesh Khatri on October 25, 2017

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Have scientists linked Crohn's disease to anything?

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