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FIG 3. 51-year-old man with dementia after removal of an acoustic neuroma.
A, Lateral view of a right occipital angiogram shows a DAVF involving an occluded right transverse sinus with retrograde flow in the superior sagittal sinus (open arrow) and RLVD (solid arrows) into the straight sinus and basal vein of Rosenthal.
B and C, Lateral views of venous phase of left internal carotid angiograms done before (B) and 4 years after (C) treatment show less marked PPP at follow-up, consistent with clinical improvement.
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