Vertebral Arteriovenous Fistula: An Unwelcome Thrill

Figure 1

(a) and (b) Preoperative vertebral angiogram right anterior oblique (a) and anteroposterior (b) views showing an arteriovenous fistula (indicated by arrow) at the level of C1, with no obstruction of the left vertebral artery. (c) Postoperative vertebral angiogram anteroposterior view shows no evidence of fistula.

(a)

(b)

(c)