| Noun | 1. | Crohn's disease - a serious chronic and progressive inflammation of the ileum producing frequent bouts of diarrhea with abdominal pain and nausea and fever and weight loss Synonyms: regional enteritis, regional ileitis |
A chronic form of inflammatory bowel disease. Crohn's disease causes severe irritation in the gastrointestinal tract. It usually affects the lower small intestine (called the ileum) or the colon, but it can affect the entire gastrointestinal tract. Also c
colitis, inflammatory bowel disease, regional enteritis, regional ileitis