Table 1 The acquisition parameters of each imaging sequence
T1WI | T2WI | rFOV DWI | |
|---|---|---|---|
TR/TE (ms) | 360/7.7 | 5755/136.9 | 3000/55.3 |
FOV (mm) | 340 × 340 | 340 × 340 | 240 × 100 |
Matrix | 256 × 256 | 320 × 256 | 128 × 96 |
Slice Thickness/gap (mm) | 4/1 | 4/1 | 4/1 |
b values (s/mm2) | / | / | 0, 800 |
Number of excitations | 2 | 2 | 8 |
Band width (KHZ) | 50 | 62.5 | 250 |
Orientation | Axial | Axial/coronal oblique/sagittal | Sagittal |
Acquisition time (min) | 1.5 | 2.5 | 2.5 |