Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Vertebral artery injury. (a) Axial T2-weighted image demonstrates loss of the normal flow void within the right vertebral artery consistent with dissection (arrow). Note the normal dark flow void in the left vertebral artery. (b) This was confirmed on a coronal maximum intensity projection view with MR angiography (arrow).
