Table 2 Artifact Volume and segmentation time for 4 patients referred for head-and-neck acquisition and reconstructed with and without iterative metal artifact reconstruction. Only one patient was acquired with a jaw spacer, whereas none of the acquisitions were performed with a tilted gantry
Patient | Iterative MAR | Artifact Volume [ml] | Segmentation time [s] | Jaw spacer |
|---|---|---|---|---|
1 | No | 36 | 340 | No |
Yes | 5.6 | 200 | ||
2 | No | 4.5 | 150 | No |
Yes | 4.5 | 135 | ||
3 | No | 36 | 300 | No |
Yes | 3.3 | 180 | ||
4 | No | 6.7 | 310 | Yes |
Yes | 3.4 | 101 |