Anatomical Variations of the Vertebral Artery Segment in the Lower Cervical Spine

In Brief Study Design. Observational study with retrospective computerized tomography (CT) angiography analysis. Objective. The purpose of this study is to examine the vertebral artery’s course in the V2 segment and define the anatomic variations in the adult population using CT angiography. Summary of Background Data. The V2 segment of the vertebral artery (VA) usually extends from the transverse processes of C6–C2; however, the presence of...