Acquisition Phase | Phase Included | Scan Delay | Respiration Phase | Anatomical Coverage |
Non Contrast | Yes | N/A | Inspiration | Entire T-spine to include mid C7 through mid L1 |
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 | Use dose reduction software |
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: Dose reduction software is successful in minimizing image noise particularly in the shoulder region. | |
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. | |