Table 2.
Imaging protocol for MRI sequences.
| T1WI | T 2 WI | Contrast enhanced | DWI | |||
|---|---|---|---|---|---|---|
| Parameters | Axial | Axial | Sagittal | Axial | Sagittal | Axial |
| Sequence | 2-D TSE | 2-D TSE | 2-D TSE | VIBE | VIBE | EPI |
| Repetition time (ms) | 450 | 2200 | 4020 | 6.16 | 6.24 | 4400 |
| Echo tine (ms) | 18 | 90 | 90 | 3 | 3.02 | 85 |
| Field of view (mm2) | 320 × 320 | 240 × 240 | 240 × 240 | 320 × 320 | 320 × 320 | 280 × 280 |
| Matrix | 256 × 256 | 258 × 384 | 258 × 384 | 240 × 320 | 240 × 320 | 110 × 128 |
| Slice thickness/gap (mm) | 5/1.0 | 5/1.0 | 5/1.0 | 2/1.0 | 2/1.0 | 5/1.0 |
| Averages | 2 | 1 | 2 | 2 | 2 | 2 |
| Acquisition time (s) | 93 | 113 | 136 | 56 | 57 | 57 |
TSE, turbo spin-echo; VIBE, volume Interpolated body examination; EPI, echo-planar imaging.