Difference Between Crohn’s Disease and Ulcerative Colitis

Crohn’s Disease vs. Ulcerative Colitis

Crohn’s Disease

• Can affect any part of the GI tract from the mouth to the anus
• Can affect the entire thickness of the bowel wall

Ulcerative Colitis

• Only the colon and rectum are affected
• Affects the inner-most lining of the large intestine

Source: Crohn’s and Colitis Foundation

Here’s a link to more information about the two conditions (Crohn’s Disease) (Ulcerative Colitis) 

Signs and symptoms:

Here are the differences in diagnostic findings:

References:​
1. National Institutes of Health (NIH)​
2. National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)​
3. Crohn’s & Colitis Foundation​