Fig. 3From: Inflammatory bowel disease—the role of cross-sectional imaging techniques in the investigation of the small bowelExtraintestinal manifestations of Crohn’s disease in a 14-year-old male. Sacroilitis in Crohn’s disease. Increased contrast enhancement (a, b, c) and restricted diffusion (d) in the sacroiliac joints. Focal irregular stenosis in the common bile duct (thin arrow) and hepatic bile duct confluence (thick arrow). Pre-stenotic dilatation of the left hepatic duct (arrowhead). The imaging findings are typical of primary sclerosing cholangitis in CD (e)Back to article page