MR imaging parameters
| Sequence Name | 3D FSPGR | 3D FSE | WMn MPRAGE | EPI | FLAIR |
|---|---|---|---|---|---|
| Sequence type | T1WI | T2WI | T1WI | DWI | T2WI |
| TR (ms) | 14.0 | 3000 | 3500 | 4200 | 9000 |
| TE (ms) | 5.37 | 379 | 3.5 | 89 | 96 |
| TI (ms) | n/a | n/a | 350 | n/a | 2500 |
| Flip angle (deg) | 20 | Variable refocusing | 10 | 90 | 120 |
| Resolution (mm) | 1.02 × 1.02 | 0.98 × 0.98 | 1.1 × 1.1 | 1.7 × 1.7 | 1.28 × 0.90 |
| Section thickness (mm) | 1.69 | 1.10 | 1.2 | 5.0 | 4.0 |
| Matrix | 320 × 320 | 232 × 256 | 204 × 224 | 130 × 130 | 179 × 256 |
| Bandwidth (Hz/pix) | 150 | 698 | 160 | 1480 | 201 |
| Scan time (min) | 1:59 | 5:00 | 6:44 | 1:13 | 2:24 |
Note:—FSPGR indicates fast-spoiled gradient-echo; n/a, not applicable.