Table 1 Summary of MRI scan parameters. CE: contrast-enhanced, DWI: diffusion-weighted imaging; FFE: fast field echo; TR/TE: repetition time/echo; TSE: turbo spin echo; SPAIR: Spectral Attenuation Inversion Recovery; SENSE: sensitivity encoding
Sequences | T2W TSE | T2W SPAIR | T2W TSE | DWI | CE 3D T1W FFE |
|---|---|---|---|---|---|
Plane | Sagittal | Coronal | Axial | Axial | 3D |
TR/TE (ms) | 4000/80 | 3500/80 | 2800/100 | 2000/54 | 3/1.4 |
Turbo factor | 30 | 21 | 12 | NA | NA |
SENSE factor | 2 | 2 | 2 | 2 | 2 |
Field of view (mm) | 240 × 240 | 230 × 230 | 402 × 300 | 406 × 300 | 370 × 203 |
Matrix size | 480 × 298 | 352 × 300 | 787 × 600 | 168 × 124 | 248 × 134 |
Slice thickness (mm) | 4 | 4 | 4 | 4 | 1.5 |
Intersection gap (mm) | 0 | 0 | 0 | 0 | 0 |
Bandwidth (Hz/pixel) | 230 | 186 | 169 | 15.3 | 724 |
Number of excitations | 2 | 1 | 1 | 2 | 1 |