Table 1 Imaging parameters for ankle MRI
Parameters | 2D Conventional | 3D Isotropic | |||
|---|---|---|---|---|---|
Sag T2 FS | Ax T2 | Cor T2 | Sag T1 | 3D Sag T2 | |
TR/TE (ms) | 3160/48 | 4770/76 | 5070/76 | 704/13 | 1200/158 |
Flip angle (°) | 150 | 150 | 150 | 150 | 120 |
Matrix size | 384*250 | 512*229 | 512*211 | 512*333 | 256*230 |
Field of view (cm) | 14 | 14 | 14 | 14 | 14 |
Section thickness (mm) | 3 | 3 | 3 | 3 | 0.5 |
Intersection gap (mm) | 0 | 0 | 0 | 0 | 0 |
Bandwidth (kHz/pixel) | 151 | 199 | 199 | 250 | 362 |
Echo train length | 7 | 11 | 11 | 3 | 68 |
No. acquisition | 1 | 1 | 1 | 1 | 1 |
Scan time | 3:54 | 3:25 | 3:23 | 2:43 | 6:45 |