Table 2 Set up of the MRI protocol used in the study
MRI sequences and parameters | ||||
|---|---|---|---|---|
Imaging parameter | 3D T1 MPRAGE | Axial T2 TSE | Axial T2 Dark fluid TSE FS | ep2d diff 3scan trace |
Repetition time (ms) | 2200 | 3200 | 7910 | 4800 |
Echo time (ms) | 2.72 | 91 | 83 | 113 |
Inversion time (ms) | 900 | – | 2359 | – |
Slice thickness (mm) | 1 | 4 | 4 | 5 |
Field of view (mm) | 256 | 230 | 215 | 230 |
Matrix size | 197 × 256 | 210 × 320 | 179 × 256 | 176 × 176 |
Flip angle (°) | 8 | 150 | 150 | – |
Bandwidth (Hz/Px) | 160 | 191 | 190 | 812 |
Echo train length | – | 7 | 4 | – |
Signal average | 1 | 2 | 2 | – |
Number of slices | 192 | 34 | 34 | 20 |
Acquisition time (min:s) | 3:39 | 1:38 | 2:24 | 1:23 |