Fig. 3

Case example patient number 2. 73 y/o hospitalized after a domestic fall from a staircase A top: sagittal and bottom: axial T2-weighted MRI imaging showing myelopathy (BASIC grade 4) without stenosis; B top: sagittal and bottom: axial CT imaging: showing posterior arch disruption of the atlas in an Anderson d’Alonzo type II (AO Type II B; M1-3) odontoid fracture with 3 mm displacement; C: intraoperative ap fluoroscopy of a ventral Dens axis screw; the patient regained consciousness on the ICU, was transferred to another ICU after two days, and survived