Medical management of inflammatory bowel disease Medical management of inflammatory bowel disease. 5-ASA, 5-aminosalicylic acid; CD, Crohn’s disease; UC, ulcerative colitis. Source: Inflammatory Bowel Disease, Harrison's Principles of Internal Medicine, 19e Citation: Kasper D, Fauci A, Hauser S, Longo D, Jameson J, Loscalzo J. Harrison's Principles of Internal Medicine, 19e; 2015 Available at: https://accessmedicine.mhmedical.com/DownloadImage.aspx?image=/data/books/1130/kas_ch351_f012.png&sec=98727580&BookID=1130&ChapterSecID=79747914&imagename= Accessed: December 17, 2017 Copyright © 2017 McGraw-Hill Education. All rights reserved