918185.fig.002a
(a)
918185.fig.002b
(b)
918185.fig.002c
(c)
918185.fig.002d
(d)
Figure 2: Bone windows of CT of the head after first embolization, showing high attenuation embolic material (Onyx) in the nidus of the AVM (a) as well as extension through the draining vein and a thin strand in the superior sagittal sinus.