Figure 3.

Os tibiale externum Type II in the coronal T1-weighted MRI scan (a), inflammatory reaction/tendinosis at the insertion of the tendon of the tibialis posterior muscle visualized in the heavily T2-weighted, fat-suppressed MRI scans (b and c), synchondrosis between the Os tibiale externum Type II and Os naviculare with central and perifocal edema visualized in the sagittal heavily T2-weighted, fat-suppressed MRI scan (d); each marked with an arrow.