Inflammatory Bowel Disease Research Registry

The objective and aims of this study is to develop The University of California Irvine Medical Center Inflammatory Bowel Disease Research Registry for the purpose of: 1. Performance of retrospective studies on inflammatory bowel disease to assess disease outcomes and response to therapy. 2. Obtaining permission from the Research Registry participants to be contacted by members of The University of California Irvine Medical Center Inflammatory Bowel Disease Research Center to identify patients that may be eligible for participation in future research studies. 3. Performance of studies to quantify disease phenotypes and treatment patterns.