Specific Anatomic Region

Circle of Willis

Application

Detection and assessment of intracranial aneurysm

Author

Liang EY et al.

Reference Source

AJR 1995; 165:1497-1502

Scanner Used

GE HiSpeed Advantage

Injection Rate

3ml/sec

Contrast Volume and Type

135ml of Ioxphol 300

Area Scanned

From floor of sella through mid brain

Scan Delay

20sec

Length of Spiral (time)

35sec

Slice Thickness

1mm

Table Speed/Pitch

1mm/sec

Reconstruction Interval

1mm

3D Technique Used

Shaded-surface display

Comment: The authors in this article stress the value of 3D imaging for the evaluation of aneurysms.