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 | Use dose reduction software |
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: Dose reduction software 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 | Use dose reduction software |
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: Dose reduction software 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. | |