MR imaging parameters
| Parameters | 3D MPRAGE | Axial TSE T2WI | FLAIR | DWI |
|---|---|---|---|---|
| TR (ms) | 1500 | 4500–5160 | 9000–9902 | 6900–10,000 |
| TE (ms) | 1.9 | 91–106 | 97–163 | 55–67 |
| TI (ms) | 900 | NA | 2500 | NA |
| Echo-train length | 1 | 16–19 | 0–11 | 1 |
| Flip angle (degree) | 9 | 90–130 | 90–130 | 90 |
| Section thickness (mm) | 1 | 5 | 5 | 3–5 |
| Intersection gap (mm) | 0 | 1 | 1 | 0.9–1 |
| FOV (mm) | 250 × 250 | 199–220 × 220 | 199–220 × 220 | 240 × 240 |
| Matrix | 256 × 256 | 448–640 × 256–290 | 320–384 × 192–209 | 160 × 160 |
| No. of signals acquired | 1 | 0–2 | 0–1 | 0–3 |
| No. of sections | 192 | 25 | 25 | 50–70 |
Note:—NA indicates not available.