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Overview of noise/dose difference in dual-energy computed tomography (CT) protocol in reference to single-energy CT protocol (biphasic liver imaging).
| Tube potential pair (kV) | Late arterial |
Portal-venous |
||
|---|---|---|---|---|
| Noise | Dose | Noise | Dose | |
| 80/Sn150 | 401% | 2410% | 488% | 3357% |
| 90/Sn150 | 637% | 5332% | 714% | 6526% |
| 100/Sn150 | 1036% | 12 805% | 1116% | 14 687% |
