I have not heard of any relation between CTD and Crohn's disease. There
are several rheumatological manifestations of inflammatory bowel disease.
There is both a peripheral arthritis and a spondyloarthropathy that is
associated with IBD.
Samuel M. Behar, MD PhD
Seeley G. Mudd Bldg.-- Rm 508
Department of Rheumatology
Brigham and Women's Hospital
250 Longwood Avenue
Boston, MA 02115
FAX: 617-432-2799