Fig. 1From: Inflammatory bowel disease—the role of cross-sectional imaging techniques in the investigation of the small bowelSagittal greyscale US (a) in a 13-year-old female: ileocolic Crohn’s disease. Bowel wall thickening with modification of normal stratification. Sagittal colour Doppler (b), axial power Doppler (c) plane: active Crohn’s disease. Increased vascularity in the thickened bowel wall segments. Sagittal colour Doppler image (d) of the left colon in a 15-year-old male with UC shows thickened and moderately hyperaemic bowel wall segment with preservation of normal stratificationBack to article page