FIG 7. Patient with a ruptured right middle cerebral artery aneurysm.

3D-CTA (inferior view) shows a connecting vein (arrow) between the BVR (double arrows) and the SPS contiguous to the right middle cerebral artery aneurysm (white arrowhead), but it also depicts a gap between the aneurysm and the connecting vein. A black arrow indicates the SSVs.