Acquisition Phase

Phase Included

Scan Delay

Respiration Phase

Anatomical Coverage

Non Contrast

  Yes

 N/A

Inspiration

To include the iliac crest through the lesser trochanter of the femur

Arterial Phase

  N/A

 N/A

N/A

N/A

Venous Phase

  N/A

 N/A

N/A

N/A

Delayed Phase

  N/A

 N/A

N/A

N/A

Scan Comments:  In select cases where a vascular neoplasm is suspected IV contrast is necessary.  Also when imaging trauma patients it can be helpful to perform a CTA at the same time.  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)

1.0 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

Bone

Slice Thickness

 3mm

 0.75mm

 3mm

Reconstruction Spacing

 3mm

 0.5mm

 3mm

Reconstruction Algorithm

 B30F

 B60F

 B70F

Window Width and Level

 410/10

410/10

 1776/176

Reconstruction Comments: Coronal and sagittal image reconstructions are also performed. Additionally soft tissue thin reconstructions can be performed using a B20f algorithm with a 410/10 window.

Contrast Parameters

Parameters

Contrast Type

 N/A

Contrast Volume

 N/A

Saline Flush

 N/A

Injection Rate

 N/A

Oral Contrast

 N/A

Contrast Volume

 N/A

Comments: N/A

Acquisition Phase

Phase Included

Scan Delay

Respiration Phase

Anatomical Coverage

Non Contrast

  Yes

 N/A

Inspiration

To include the iliac crest through the lesser trochanter of the femur

Arterial Phase

  N/A

 N/A

N/A

N/A

Venous Phase

  N/A

 N/A

N/A

N/A

Delayed Phase

  N/A

 N/A

N/A

N/A

Scan Comments:  In select cases where a vascular neoplasm is suspected IV contrast is necessary.  Also when imaging trauma patients it can be helpful to perform a CTA at the same time.  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)

1.0 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

Bone

Slice Thickness

 3mm

 0.75mm

 3mm

Reconstruction Spacing

 3mm

 0.5mm

 3mm

Reconstruction Algorithm

 B30F

 B60F

 B70F

Window Width and Level

 410/10

410/10

 1776/176

Reconstruction Comments: Coronal and sagittal image reconstructions are also performed. Additionally soft tissue thin reconstructions can be performed using a B20f algorithm with a 410/10 window.

Contrast Parameters

Parameters

Contrast Type

 N/A

Contrast Volume

 N/A

Saline Flush

 N/A

Injection Rate

 N/A

Oral Contrast

 N/A

Contrast Volume

 N/A

Comments: N/A