TABLE 1.
Sequence | TE (ms) | TR (ms) | TI (ms) | Flip angle (°) | Matrix size | PAT a | Averages | Resolution (mm3) | Acquisition time (s) | |
---|---|---|---|---|---|---|---|---|---|---|
MP2RAGE | 3D | 2.73 | 6,000 | 800/2700 | 4/5 | 342 × 342 × 224 | 3 | 1 | 0.7 × 0.7 × 0.7 | 10:14 |
SA2RAGE | 3D | 0.81 | 2,400 | 45/1800 | 4/11 | 128 × 128 × 64 | 2 | 1 | 1.9 × 1.9 × 2.1 | 02:28 |
SPACE | 3D | 398 | 4,000 | NA | Variable | 320 × 320 × 224 | 3 | 1.6 | 0.7 × 0.7 × 0.7 | 10:28 |
PAT, parallel acquisition technique (acceleration factor).