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. 2011 Jun 20;17(2):195–202. doi: 10.1177/159101991101700209

Figure 1.

Figure 1

Distribution of emissary veins. Note that their specific locations correspond well with those of the liable parts of DAVF (indicated in parentheses). A) Postero-anterior view. B) Lateral view 1. parietal (parasagittal ) emissary vein (EV), 2. occipital (torcular) EV, 3. mastoid EV, 4. condylar (condyloid) EV, 5. hypogroassal EV, 6. frontal (ethmoidal) emissary vein (EV), 7. petrosquamosal EV, 8. foramen ovale EV, 9. foramen spinosum EV, 10. foramen lacerum EV, 11. Basilar plexus EV and Trolard’s inferior petrooccipital vein (venous plexus of Raktzik).