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

70-100 sec

Inspiration

Diaphragm through pubic symphysis

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

Quality Reference mAs

200

Time (Rotation)

0.5 sec

Average Acquisition Time

5-7 sec

Collimation

128 x 0.6mm

Pitch Value

0.8

Scan Direction

Craniocaudal

Comments: CareDose is used to reduce patient dose. 

 

Reconstruction Parameters

Soft Tissue

Thin Data

Lung

Coronal

Slice Thickness

 3 mm

0.75 mm

3 mm

3 mm

Reconstruction Spacing

 3 mm

0.5 mm

3 mm

3 mm

Reconstruction Algorithm

B30f

B20f

B80f

B30f

Window Width and Level

410/10

410/10

1600/-500

410/10

Reconstruction Comments: 

 

Reconstruction Parameters

Sagittal

Slice Thickness

 3 mm

Reconstruction Spacing

 3 mm

Reconstruction Algorithm

B30f

Window Width and Level

410/10

Reconstruction Comments: 

 

Contrast Parameters

Parameters

Contrast Type

Non-ionic

Contrast Volume

120 mL

Saline Flush

N/A

Injection Rate

3-5 mL/sec

Oral Contrast

H2O

Contrast Volume

1000 mL

Comments: The injection is performed using a fixed delay of 90 seconds to fully opacify the inferior vena cava.