Fig. 4From: Morphology analysis of the C2 pediculoisthmic component and feasibility of safe C2 pedicle screw placement: comparison of multiplanar reconstruction versus traditional radiographic methodsa and b Correlation between the minimum PIC diameter (MPD) and transverse PIC width (TPW) at the endosteal diameter and outer diameter, c and d Correlation between the MPD and oblique PIC width (OPW) at the endosteal diameter and outer diameterBack to article page