Indications |
Evaluate diffuse lung disease (interstitial, fibrosis) |
Number of scan Acquisition/series |
3 |
Scan Acquisition |
1. Supine Inspiratory |
2. Supine Expiratory Use Sequence Mode |
3. Prone Inspiratory |
Range |
Clavicular heads through both costophrenic angles |
Clavicular heads through both costophrenic angles |
Clavicular heads through both costophrenic angles |
Care Dose 4D |
On |
On |
On |
Quality Reference mAs |
110 |
130 |
130 |
KV / Effective mAs / Rotation time |
120 / 110 / 0.5 seconds |
120 / 130 / 0.75 (scan time full 0.75 sec) |
120 / 130 / 0.75 (scan time full 0.75 sec) |
Detector Collimation |
0.75 mm |
1 mm |
1 mm |
Slice Thickness |
1 mm |
1 mm |
1 mm |
Pitch factor |
1.3 |
None |
None |
Kernel (for initial reconstruction) |
B30f |
B80s |
B80s |
Increment |
1 mm |
10 mm feed / scan |
10 mm feed / scan |
Image order |
Cranial - Caudal |
Cranial - Caudal |
Cranial - Caudal |
Oral Contrast |
None |
None |
None |
IV contrast |
None |
None |
None |
Injection Rate |
N/A |
N/A |
N/A |
Scan Delay |
N/A |
N/A |
N/A |
Reconstruction (Series to send to PACS) |
1. Recon 3x3 B30f mediastinum medium smooth 2. Recon 2x2 B80f lung ultrasharp 3. Recon 1x1 B80s to PACS 4. Recon 1x1 B80s 3D Card for coronal reconstruction 5. MIP 20 mm slab 3 mm increments 6. Recon 1x1 B80s 7. Recon 1x1 B80s |