As mentioned, Crohn’s colitis is a subtype of Crohn’s disease that only affects the colon. “We typically label Crohn’s based on what part of the gastrointestinal tract it affects,” says Sara ...

Focal active colitis (FAC) is when a specific type of white blood cell enters tiny structures in the colon wall, causing inflammation. Various conditions can lead to FAC, such as Crohn’s disease.

Treatment for microscopic colitis usually involves medications to reduce inflammation and immune activity in the colon and lifestyle changes to reduce symptoms. Microscopic colitis, a chronic type of ...