Table 1 Preoperative MRI protocol
Pulse sequence | Type | Repetition/Echo time (ms) | Echo-train length | Bandwidth (kHz) | Field of view (mm) | Image matrix (pixels) | Number of excitations | Section thickness (mm) | Spacing (mm) |
|---|---|---|---|---|---|---|---|---|---|
1 | Sagittal proton density-weighted sequence | 3000-4070/33,5-40 | 10 | 42 | 200 | 512 × 512 | 2 | 3.0 | 3.3 |
2 | Axial proton density-weighted sequence | 3550/33 | 10 | 25 | 180 | 1024 × 1024 | 1 | 3.0 | 3.3 |
3 | Coronal proton density-weighted sequence | 3000-4070/33,5-40 | 10 | 42 | 180 | 1024 × 1024 | 2 | 3.0 | 3.3 |
4 | Sagittal T1 weighted sequence | 400/14,7 | 6 | 21 | 180 | 512 × 512 | 2 | 3 | 3.2 |