Imaging parameters of the 3D DIR sequence
| Double Inversion Recovery | |
|---|---|
| Acquisition mode | 3D TSE |
| Acquisition plane | Sagittal |
| Coverage | Whole head |
| Reconstructions, section thickness (mm) | Coronal, 2 |
| TR/TE (ms) | 5500/246 |
| TI (ms) | 2550/450 |
| FOV (mm) | 250 × 250 × 195 |
| Matrix | 240 × 240 × 310 |
| Acquired voxel size (mm) | 1.2 × 1.2 × 0.65 |
| No. of sections | 300 |
| Fat suppression | SPIR |
| NEX | 2 |
| Acquisition time | 6 min 19 sec |
Note:—SPIR indicates spectral presaturation with inversion recovery.