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Traumatic Vascular Injuries

Last Updated: October 1, 2018

Figure 1: This patient receiving an MRI after motor vehicle accident demonstrates retropharyngeal and paraspinal muscle edema (left, middle arrow) on T2-weighted image (left), a finding suggestive of cervical spine fracture. More concerning, though, is the asymmetric abnormal signal in the right vertebral artery (left, left arrow), which should be black on T2-weighted images. On followup CT Angiogram (right), the right vertebral artery does not fill with contrast (right, arrow), indicating occlusion most commonly due to dissection in the traumatic setting.

Figure 2...