Acquisition Phase

Phase Included

Scan Delay

Respiration Phase

Anatomical Coverage

Non Contrast

 N/A

 N/A

N/A

N/A

Arterial Phase

 N/A

 N/A

N/A

N/A

Venous Phase

  Yes

 60 sec

 inspiration

 Abdomen to include dome of liver through the pubic symphysis

Delayed Phase

  N/A

   N/A

  N/A

  N/A

Scan Comments: When staging or ruling out metastatic disease the chest is often included in the study.  All scans are performed using the ALARA principle.

Technical Parameters

Parameters

kVp

120

Effective mAs

Use dose reduction software

Care Dose Reference mAs

250

Time (Rotation)

0.5 sec

Average Acquisition Time

8-10 sec

Collimation

64 x 0.6mm

Pitch Value

0.8

Scan Direction

craniocaudal

Comments: Dose reduction software is used to minimize patient dose.

Reconstruction Parameters

Soft Tissue

Thin Data

Lung

Slice Thickness

 5mm

 0.75mm

 3mm

Reconstruction Spacing

 5mm

 0.5mm

 3mm

Reconstruction Algorithm

 B30F

 B20F

 B80F

Window Width and Level

 410/10

410/10

 1600/-500

Reconstruction Comments: Coronal and sagittal image reconstructions are also performed.

Contrast Parameters

Parameters

Contrast Type

 Non ionic

Contrast Volume

 120ml

Saline Flush

 N/A

Injection Rate

 2-3ml/sec

Oral Contrast

 Non Ionic Solution

Contrast Volume

 1000ml

Comments: Ideally we like to wait 45 minutes after administering the oral contrast before scanning the patient.

Acquisition Phase

Phase Included

Scan Delay

Respiration Phase

Anatomical Coverage

Non Contrast

 N/A

 N/A

N/A

N/A

Arterial Phase

 N/A

 N/A

N/A

N/A

Venous Phase

  Yes

 60 sec

 inspiration

 Abdomen to include dome of liver through the pubic symphysis

Delayed Phase

  N/A

   N/A

  N/A

  N/A

Scan Comments: When staging or ruling out metastatic disease the chest is often included in the study.  All scans are performed using the ALARA principle.

Technical Parameters

Parameters

kVp

120

Effective mAs

Use dose reduction software

Care Dose Reference mAs

250

Time (Rotation)

0.5 sec

Average Acquisition Time

8-10 sec

Collimation

64 x 0.6mm

Pitch Value

0.8

Scan Direction

craniocaudal

Comments: Dose reduction software is used to minimize patient dose.

Reconstruction Parameters

Soft Tissue

Thin Data

Lung

Slice Thickness

 5mm

 0.75mm

 3mm

Reconstruction Spacing

 5mm

 0.5mm

 3mm

Reconstruction Algorithm

 B30F

 B20F

 B80F

Window Width and Level

 410/10

410/10

 1600/-500

Reconstruction Comments: Coronal and sagittal image reconstructions are also performed.

Contrast Parameters

Parameters

Contrast Type

 Non ionic

Contrast Volume

 120ml

Saline Flush

 N/A

Injection Rate

 2-3ml/sec

Oral Contrast

 Non Ionic Solution

Contrast Volume

 1000ml

Comments: Ideally we like to wait 45 minutes after administering the oral contrast before scanning the patient.