Table 1.
Parameter | Radial T1w stack-of-stars | Dixon (exhalation) | Dixon (free-breathing) |
---|---|---|---|
Orientation | Axial | Axial | Axial |
No. slices | 80–88 | 64–88 | 72–88 |
No. spokes | 1005 | NA | NA |
Acq. time (min) | 05:19–05:45 | 00:20–00:21 | 02:02–02:49 |
Field of view (mm2) | 320 × 320–336 × 336 | 322 × 430–360 × 480 | 312 × 400–368 × 469 |
Voxel-size (mm3) | (1.25 × 1.25–1.31 × 1.31) × 3.5 | (1.68 × 1.68–1.88 × 1.88) × 4.2 | (1.25 × 1.25–1.34 × 1.34) × 3.5 |
Echo time (ms) | 1.55 | 2.39, 4.77 | 2.39, 4.77 |
Repetition time (ms) | 3.18 | 7.6 | 7.6 |
Flip angle (°) | 8 | 8 | 8 |
Pixel bandwidth (Hz) | 630 | 400 | 400 |
No. signal averages | 1 | 1 | 4 |
Fat suppression | YES | NO | NO |