Table 1.
Pulse sequence parameters
| Sequence name | Type | Repetition time (ms) | Echo time (ms) | Inversion time (ms) | Flip angle (°) | Section thickness/gap (mm) | Pixel size (mm) | Number of slices | Echo train length | Field of view (mm) | Matrix size | Number of excitations | Scan time (min) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3D-real IR | SPACE with inversion pulse | 15130 | 549 | 2700 | 90/constant145 | 1/0 | 0.5 × 0.5 | 256 | 256 | 165 × 196 | 324 × 384 | 1 | 10 |
GRAPPA, (GeneRalized Autocalibrating Partial Parallel Acquisition) × 3 for real IR; SPACE, sampling perfection with application-optimized contrasts using different flip angle evolutions; 3D-real IR, 3D inversion recovery with phase sensitive reconstruction (real reconstruction).