Table 1.
Sequence parameters for liver 3.0-T MR imaging in rats with HCC.
| Precontrast T1-weighted | T2-weighted | Diffusion weighted | Postcontrast T1-weighted (3 phases) | |
|---|---|---|---|---|
| Sequence | FSPGR | SSFSE | SE/EPI | FSPGR |
| Repetition time (msec) | 200 | 5000 | 6000 | 200 |
| Echo time (msec) | 2.1 | 83.6 | Minimal | 2.1 |
| Flip angle (degree) | 70 | NA | NA | 70 |
| Matrix | 192 × 256 | 192 × 256 | 64 × 64 | 192 × 256 |
| Field of view (cm2) | 10 × 7 | 10 × 7 | 10 × 7 | 10 × 7 |
| Section thickness (mm) | 3 | 3 | 3 | 3 |
| Intersection gap (mm) | 0.3 | 0.3 | 0.3 | 0.3 |
| Number of excitations | 6 | 1 | 4 | 6 |
| Number of slices | 13 | 13 | 13 | 13 |
| b-value used (sec/mm2) | NA | NA | 0, 800 | NA |
FSPGR: fast spoiled gradient-recalled echo, SSFSE: single shot fast spin-echo, Se/EPI: spin-echo/echo-planar, TR: repetition time, E: echo time, NA: not applicable.