Table 1.
Imaging Parameters.
| Parameter | Axial and sagittal T2 TSE | Sagittal 3D T1-MPRAGE |
|---|---|---|
| TR (ms) | 12,000 | 11 |
| TE (ms) | 156 | 4·6 |
| TI (ms) | – | 713 |
| Voxel size (mm) | 0·8 × 0·8 × 1·6 | 0·8 × 0·8 × 0·8 |
| Slice thickness (mm) | 1.6 | 0.8 |
| Slice gap (mm) | −0·8 | 0 |
| Number of slices | 125 (axial); 145 (sagittal) | 135 |
| SENSE factor | 2·1 | 1·2 |
| TA (mins) | 3·12 | 4·35 |
TSE, turbo spin echo; 3D, three-dimensional; MPRAGE, magnetization prepared rapid acquisition gradient echo; TR, repetition time; TE, echo time; TI, inversion time; SENSE, sensitivity encoding; TA, acquisition time.