Click on image to view larger version.

Fig 3. A 48-year-old woman presenting with a subarachnoid hemorrhage. A, Initial vertebral angiogram reveals focal asymmetric dilation of the basilar artery. B, Minimal contrast media filling remains in the coil-embolized pseudoaneurysmal sac outside the stents. C, A 9-month follow-up angiogram shows complete obliteration of the pseudoaneurysmal sac and minimal contrast media filling portion in the right side outside the stents. Note the gap (arrow) between the stents and contrast media filling portion.