Table 1.
Parameters used in obtaining axial DW-MRI of the liver using breath-hold single-shot echo-planar imaging (EPI) or free-breathing EPI DW-MRI
| Scanning parameters | Breath-hold | Free-breathing |
| TR | 1850 | 2500 |
| TE | 56 | 76 |
| α | 90 | |
| Slice thickness (mm) | 7 | 6 |
| NEX | 1 | 4 |
| FOV (mm) | 340 | 340 |
| Matrix | 112×256 | 112×256 |
| GRAPPA/SENSE factor | 2 | 2 |
| b-values (s mm−2) | 0, 150, 500 | 0, 50, 100, 250, 500, 750 |
DW-MRI, diffusion-weighted MRI; FOV, field of view; GRAPPA, generalised autocalibrating partially parallel acquisition; NEX, number of excitations; SENSE, sensitivity encoding; TE, time of echo; TR, time of repetition.