Version July 2025
32-year-old patient with acute simultaneous dissections of both internal carotid arteries and the right vertebral artery.
(A, B) CTA in the coronal plane shows stenosis of the cervical segments of both the right (arrow) and left (arrowhead) internal carotid arteries distal to tortuous segments.
(C, D) CTA in the transverse axial plane shows stenosis of the V3 segment of the right vertebral artery (thick arrows); the normal V3 segment of left vertebral artery (dashed arrows) is shown for comparison.