Acquisition Phase

Phase Included

Scan Delay

Respiration Phase

Anatomical Coverage

Non Contrast

N/A

N/A

N/A

N/A

Arterial Phase

Yes

Bolus Triggered

Inspiration

To include entire upper extremity vasculature of affected area.

Venous Phase

N/A

N/A

N/A

N/A

Delayed Phase

N/A

N/A

N/A

N/A

Scan Comments: All scans are performed using the ALARA principle.

 

Technical Parameters

Parameters

kVp

120

Effective mAs

CareDose

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: Caredose is used to limit patient exposure. 

 

Reconstruction Parameters

Bone

Thin Data

Soft Tissue

Slice Thickness

5mm

0.75mm

5mm

Reconstruction Spacing

5mm

0.5mm

5mm

Reconstruction Algorithm

 B70f

B20f

B30f

Window Width and Level

1776 / 176

410/10

410 / 10

Reconstruction Comments:  Coronal and Sagittal reconstructions are also performed.

 

Contrast Parameters

Parameters

Contrast Type

Non Ionic

Contrast Volume

120ml

Saline Flush

N/A

Injection Rate

3-5ml/sec

Oral Contrast

N/A

Contrast Volume

N/A

Comments: Bolus Tracking is performed off the ascending aorta using a 200 HU trigger setting.

 

-->

Acquisition Phase

Phase Included

Scan Delay

Respiration Phase

Anatomical Coverage

Non Contrast

N/A

N/A

N/A

N/A

Arterial Phase

Yes

Bolus Triggered

Inspiration

To include entire upper extremity vasculature of affected area.

Venous Phase

N/A

N/A

N/A

N/A

Delayed Phase

N/A

N/A

N/A

N/A

Scan Comments: All scans are performed using the ALARA principle.

 

Technical Parameters

Parameters

kVp

120

Effective mAs

CareDose

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: Caredose is used to limit patient exposure. 

 

Reconstruction Parameters

Bone

Thin Data

Soft Tissue

Slice Thickness

5mm

0.75mm

5mm

Reconstruction Spacing

5mm

0.5mm

5mm

Reconstruction Algorithm

 B70f

B20f

B30f

Window Width and Level

1776 / 176

410/10

410 / 10

Reconstruction Comments:  Coronal and Sagittal reconstructions are also performed.

 

Contrast Parameters

Parameters

Contrast Type

Non Ionic

Contrast Volume

120ml

Saline Flush

N/A

Injection Rate

3-5ml/sec

Oral Contrast

N/A

Contrast Volume

N/A

Comments: Bolus Tracking is performed off the ascending aorta using a 200 HU trigger setting.