Table 1.
MRI parameters
| T1WI | T2WI | Synthetic MRI | DWI | DCE | |
|---|---|---|---|---|---|
| Sequence | FSE | FSE | QRAPMASTER | SS-EPI | DISCO |
| Imaging plane | Axial | Oblique axial, oblique coronal, sagittal | Oblique axial | Axial | Axial |
| Repetition time (ms) | 588 | 5115, 5912, 5062 | 4000 | 4574 | 4.8 |
| Echo time (ms) | Min full | 85.0, 98.8, 90.0 | 19.5/97.3 | Minimum | 2.0 |
| Slice thickness/gap (mm) | 5/1 | 3/0.3 | 3/0.3 | 5/1 | 2/0 |
| Field of view (cm) | 40 × 40 | 18 × 18, 24 × 24, 24 × 24 | 24 × 24 | 40 × 40 | 36 × 36 |
| Matrix | 320 × 256 | 320 × 224, 320 × 256, 320 × 224 | 320 × 256 | 128 × 128 | 288 × 192 |
| Echo train length | 3 | 24, 32, 24 | 16 | – | – |
| Bandwidth (kHz) | 50.00 | 50.00, 63.50, 50.00 | 27.78 | 250 | 142.86 |
| Acquisition time (min: s) | 0:57 | 02:39, 02:40, 2:37 | 04:32 | 01:36 | Per phase 0:09 |
MRI, magnetic resonance imaging; T1WI, T1-weighted imaging; T2WI, T2-weighted imaging; DWI, diffusion-weighted imaging; DCE, dynamic contrast enhanced; FSE, fast spin-echo; QRAPMASTER, quantification of relaxation times and proton density by multiecho acquisition of a saturation recovery using turbo spin-echo readout; SS-EPI, single-shot echo-planar imaging; DISCO, differential sub-sampling with cartesian ordering