Table 2.
MRI pulse sequences.
| Resolution (mm) | TE (ms) | TR (ms) | TI (ms) | Phase encoding steps | Pixel bandwidth (Hz/pixel) | Flip angle | Number of averages | |
|---|---|---|---|---|---|---|---|---|
| B1 map | 4 × 4 × 4 | 11 | 149 | – | 63 | 260 | 15 | 2 |
| Balanced SSFP | 0.35 × 0.35 × 0.50 | 3.8 | 7.6 | – | 416 | 296 | 35 | 2 without phase cycling; 2 with 180° phase cycling |
| T1map (IR) | 1 × 1 × 1.4 | 12 | 1000 | 31, 62, 125, 250, 500, 850 | 150 | 200 | 180 | 1 |
| T2map (TSE) | 1 × 1 × 1.4 | 14, 28, 42, 55, 69, 83, 111 | 1000 | – | 150 | 130 | 180 | 1 |
| DW-SSFP | 1 × 1 × 1 | 25 | 34 | – | 176 | 80 | 30 | 2 |
SSFP – steady-state free precession; DW – diffusion weighted.