Fig. 2

Cervical spine MRI images (Patient 2). a The sagittal cervical cord MRI image showed a clivo-axial angle of 124°, as well as a disc protrusion at C5–6 narrowing the cervical canal to 9 mm and a left paracentral disc protrusion at C6–7 narrowing the AP sagittal canal diameter to 7 mm, with indentation of the left ventral cord surface and myelomalacia. b A transverse image at C5–6. c A transverse image at C6–7 illustrating cord indentation