64 Slice MDCT Protocols: Abdomen

Specific anatomic region

Colon

Application

Virtual colonoscopy

Author

Elliot K Fishman, MD

Reference Source

JHU Protocol

Scanner Used

Siemens Sensation 64

KV/Effective mAs/ Rotation time (sec)

120 / 276/ 0.5

Detector Collimation (mm)

0.6

Slice thickness (mm)

0.75mm (thin)
5.0mm (thick)

Pitch

0.75

Kernel

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

Reconstruction interval

0.5mm (thin)
5.0mm (thick)

Image order (acquisition)

Cr-ca

Oral contrast

air

IV contrast volume and type

120 cc Omnipaque 350 (if needed)

Injection rate

2.0-2.5 cc/sec

Scan delay (sec)

60 sec

3D technique used

VRT & colon fly-thru software

Comment: None.