Crohn disease
Show Alternative Names
Crohn's disease
Inflammatory bowel disease - Crohn's disease
Regional enteritis
Ileitis
Granulomatous ileocolitis
IBD - Crohn disease
Crohn disease is a disease where parts of the digestive tract become inflamed. It most often involves the lower end of the small intestine and the beginning of the large intestine. It may also occur in any part of the digestive system from the mouth to the end of the rectum (anus). Crohn disease is a form of inflammatory bowel disease (IBD)....