Crohn's disease is one of the Inflammatory Bowel Diseases (IBD). Crohn's disease can affect any part of the digestive tract from the mouth to the anus. However, it normally affects the lower part of the small intestine (the ileum). It is a chronic (long term) disease that recurs over a lifetime. The patterns of recurrence are different for each person.
Crohn's disease causes lesions or ulcers (open sores) in the intestine. With Crohn's disease the lesions are not continuous; they are individual lesions separated from one another. Each lesion may be deep into the wall of the intestine and some can affect the entire thickness of the wall.
The following are the most common symptoms of Crohn's disease. However, each individual may experience symptoms differently. Symptoms may include:
People who experience the signs and symptoms of IBD may have further testing done to receive an accurate diagnosis. The specific tests include: