Book excerpt: Drawn from questions asked by their patients with inflammatory bowel disease--IBD is the collective term for Crohn's disease and ulcerative colitis, Drs. Warner and Barto (gastroenterologists with the Lahey Clinic, Burlington, Massachusetts) answer questions about concerns ranging from treatment options and diet to IBD in pregnancy and children. The guide includes patients' perspectives about coping with IBD, resources, and a glossary.