TABLE 1.
Imaging protocol of MRI.
| Precontrast sequences | ||||||
|---|---|---|---|---|---|---|
| Sequence | Voxel size (mm) | FoV (mm) | Slice thickness (mm) | Slice number | TR (ms) | Te (ms) |
| Coronal TRUFISP T2 | 1.0 × 1.0 × 5.0 | 330 | 5.0 | 26 | 4.17 | 1.62 |
| Coronal T1 spin echo | 0.9 × 0.9 × 4.0 | 400 | 4.0 | 26 | 589 | 12 |
| Sagittal T2 spin echo | 0.5 × 0.5 × 3.5 | 240 | 3.5 | 48 | 3,930 | 97 |
| Axial T2 spin echo | 0.5 × 0.5 × 4.0 | 240 | 3.5 | 36 | 3,080 | 93 |
| Coronal T2 spin echo | 0.5 × 0.5 × 3.5 | 240 | 3.5 | 36 | 3,080 | 93 |
| Axial and sagittal DWI | 2.0 × 2.0 × 5.5 | 380 | 5.5 | 20 | 4,700 | 85 |
| Axial fat-sat T1 spinecho | 1.2 × 1.2 × 4.5 | 300 | 4.5 | 32 | 584 | 7.8 |
| Axial and coronal fat-sat T1 VIBE (until 2019 January) | 1.4 × 1.4 × 1.4 | 400 | 1.4 | Slices per slab: 144 | 6.82 | 2.89 |
| Postcontrast sequences | ||||||
| Sequence | Voxel size (mm) | FoV (mm) | Slice thickness (mm) | Slice number | TR (ms) | TE (ms) |
| Axial and sagittal fat-sat T1 spinecho | 1.2 × 1.2 × 4.5 | 300 | 4.5 | 28 | 621 | 7.8 |
| Coronal fat-sat T1 VIBE (until 2019 January) | 1.4 × 1.4 × 1.4 | 400 | 1.4 | Slices per slab: 144 | 7.08 | 2.39 |
| Dynamic fat-sat T1 VIBE (until 2019 January) | 1.4 × 1.4 × 1.8 | 400 | 1.8 | Slices per slab: 104 | 7.08 | 2.39 |
Postcontrast sequences with gadolinium-based contrast medium (TRUFISP, true, fast imaging with steady-state free precession; DWI, Diffusion-weighted magnetic resonance imaging; Fat-sat, Fat suppression; VIBE, Volumetric interpolated breath-hold examination).