64 Slice MDCT Protocols: Abdomen

Specific anatomic region

Liver

Application

Evaluate or r/o mass

Author

Elliot K Fishman, MD

Reference Source

JHU Protocol

Scanner Used

Siemens Sensation 64

KV/Effective mAs/ Rotation time (sec)

120/ 250 / 0.33

Detector Collimation (mm)

0.6

Slice thickness (mm)

0.75 mm (thin)
5.0mm (thick)

Pitch

0.75

Kernel

B20f smooth abdomen (thin)
B30f medium smooth abdomen (thick)

Reconstruction interval

0.5mm (thin)
5.0mm (thick)

Image order (acquisition)

Cr-ca

Oral contrast

water

IV contrast volume and type

120 cc Omnipaque 350

Injection rate

3-3.5cc/sec

Scan delay (sec)

Arterial: 30 sec Venous: 20-30 sec additional delay

3D technique used

InSpace VRT and MIP

Comment: Also have a protocol with a 0.5 sec rotation time.