Inflammatory bowel disease is an idiopathic disorder caused by a dysregulated immune reaction to host intestinal microflora. The two major sorts of inflammatory bowel disease are colitis (UC), which is restricted to the colonic mucosa, and Crohn disease (CD), which may affect any segment of the alimentary canal from the mouth to the anus, involves and is transmural.Inflammatory bowel disease (IBD) is an umbrella term wont to describe disorders that involve chronic inflammation of your alimentary canal. Sorts of IBD include:1. Ulcerative colitis. This condition involves inflammation and sores (ulcers) along the superficial lining of your intestine (colon) and rectum.2. Crohn's disease. this sort of IBD is characterized by inflammation of the liner of your alimentary canal, which frequently can involve the deeper layers of the alimentary canal.Both colitis and regional enteritis usually are characterized by diarrhea, rectal bleeding, abdominal pain, and fatigue and weight loss.