MRI parameters of the standardised MS protocol
| Sequence | Plane | SLT (mm) | TR (ms) | TE (ms) | TI (ms) | FA (°) |
|---|---|---|---|---|---|---|
| T1 MPRAGE | Axial | 1.5 | 13.5 | 7 | 300 | 15 |
| PD TSE | Axial | 3.0 | 4761 | 22 | – | 180 |
| T2 TSE | Axial | 3.0 | 4761 | 90 | – | 180 |
| T2 TSE* | Sagittal | 4.0 | 3500 | 96 | – | 180 |
| FLAIR* | Axial | 5.0 | 9000 | 110 | 2500 | 180 |
| T1 SE* | Axial | 5.0 | 570 | 14 | – | 90 |
*Acquired postgadolinium-DTPA contrast media.
FA, flip angle; FLAIR, fluid attenuated inversion recovery; MPRAGE, three-dimensional magnetisation prepared rapid acquisition gradient echo; MS, multiple sclerosis; PD, proton density; SE, spin echo; SLT, slice thickness; TE, echo time; TI, inversion time; TR, repetition time; TSE, turbo spin echo.