Outcomes and Reclassification Patterns in Inflammatory Bowel Disease Unclassified: A Multicenter Study Matched With Ulcerative Colitis From Spanish ENEIDA Registry.
BACKGROUND AND AIM Around 10% of patients with inflammatory bowel disease do not fulfill the diagnostic criteria for Crohn's disease (CD) or ulcerative colitis (UC). These cases are labelled as inflammatory bowel disease unclassified (IBDU). The aim of the study was to compare therapeutic requirements in patients with...