Acquisition Phase

Phase Included

Scan Delay

Respiration Phase

Anatomical Coverage

Non Contrast

Yes

N/A

Inspiration

Entire L-spine to include mid T12 through coccyx

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: IV contrast can be useful to evaluate swelling or abscess. All scans are performed using the ALARA principle.

 

Technical Parameters

Parameters

kVp

Care kV (ref. kV 120)

Effective mAs

CareDose

Quality Reference mAs

300

Time (Rotation)

1.0 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

Bone

Thin Data

Thin Data

Slice Thickness

 3 mm

3 mm

 0.75 mm

0.75 mm

Reconstruction Spacing

 3 mm

3 mm

 0.5 mm

0.5 mm

Reconstruction Algorithm

B30s

B70s

B20s

B60s

Window Width and Level

350/40

2500/500

350/40

2500/500

Reconstruction Comments: 

 

Reconstruction Parameters

Coronal

Sagittal

Spine Multi

Slice Thickness

 3 mm

3 mm

3 mm

Reconstruction Spacing

 3 mm

3 mm

3 mm

Reconstruction Algorithm

B60s

B60s

B60s

Window Width and Level

2500/500

2500/500

2500/500

Reconstruction Comments: 

 

Contrast Parameters

Parameters

Contrast Type

 Non-ionic

Contrast Volume

 100 mL

Saline Flush

 N/A

Injection Rate

 2-3 mL/sec

Oral Contrast

 N/A

Contrast Volume

 N/A

Comments:IV contrast is not routinely necessary, however, if warranted we use the above protocol.