Specific Anatomic Region

Renal Arteries

Application

Renal artery stenosis evaluation

Author

Beregi JP et al.

Reference Source

AJR 1996; 167:495-501

Scanner Used

Siemens Somatom Plus-S

Injection Rate

4ml/sec

Contrast Volume and Type

120ml of nonionic 300mg I/ml

Area Scanned

Area of renal aa first defined on noncontrast scans. This area only is scanned.

Scan Delay

Determined by test dose

Length of Spiral (time)

20sec

Slice Thickness

3mm

Table Speed/Pitch

3mm/sec

Reconstruction Interval

1mm

3D Technique Used

SSD and MIP

Comment: The authors reported excellent results but for the "main" renal aa as this protocol covers but 6cm. This protocol took about 25 minutes per patient according to the authors.