Table 1 MRI protocol parameters in detail
T2*WI | DWI | 3D TOF-MRA | FLAIR | PWI | |
|---|---|---|---|---|---|
TR, ms | 620.0 | 7600 | 22.0 | 8000 | 1390 |
TE, ms | 20.0 | 93.0 | 3.86 | 100 | 29.0 |
b, s/mm 2 | - | 0 (b0) | - | - | - |
1000 (b1) | |||||
Flip angle | 20° | - | 18° | 130° | 60° |
Averages | 1 | 2 | 1 | 1 | 1 each 1.3-1.5 s |
FOV, mm | 220 | 230 | 200 | 220 | 230 |
Matrix | 256 × 192 | 192 × 192 | 384 × 268 | 256 × 256 | 128 × 128 |
Thickness, mm | 5.0 | 2.5 | 0.65 | 5.0 | 5 |
Gap, mm | 0.5 | 0.0 | -7,2 | 0.5 | 0.5 |
Slices, n | 25 | 50 | 25 | 21 each 1.3-1.5 s | |
Duration (mm:ss) | 01:13 | 02:11 | 03:50 | 01:54 | 01:58 |