Fig. 3From: MRI-based synthetic CT for assessment of the bony elements of the sacroiliac joints in childrenComparison between MRI-based synthetic CT (sCT) (a, c) and CT (b, d) in a 15-year-old girl in a paracoronal plane. Arrows indicate ossified nuclei. Also note the irregularities seen on sCT and CT (arrowheads) on the iliac side of the sacroiliac (SI) joints, these did not meet the criterion of ≥ 3 mm for joint facet defectBack to article page