Acquisition parameters for 3D-T2-STIR-ZOOMit and 2D T2-STIR
| Parameter | 3D-T2-STIR-ZOOMit | 2D-T2-STIR |
|---|---|---|
| Mode | 3D | 2D |
| Acquisition plane | Transversal | Coronal |
| TR/TE (ms) | 240/119 | 4880/101 |
| Magnetization preparation | Non-selective STIR | Non-selective STIR |
| TI (ms) | 220 | 220 |
| FOV read/FOV phase | 80 mm × 100% | 180 mm × 100% |
| Base resolution/phase/section | 128/100%/100% | 320/100%/– |
| Acquired voxel size (X, Y, Z) (mm) | 0.6, 0.6, 0.6 | 0.6, 0.6, 2.5 |
| Interpolated voxel size (X, Y, Z) (mm) | 0.3, 0.3, 0.6 | |
| Flip angle | Variable | 140° |
| Turbo factor | 46 | 35 |
| Averages | 1.4 | 1 |
| Acceleration factor (GRAPPA) | 2 | None |
| Scan duration (min/sec) | 8/54 | 2/57 |
Note:—GRAPPA, generalized autocalibrating partially parallel acquisition; STIR, short tau inversion recovery.