Table 1.
Sequence Parameters for Upper Abdominal 3.0-T MR Imaging
| Parameters | Precontrast T2 Weighted | Precontrast In/Out Phase | Precontrast Diffusion Weighted | Postcontrast Fat-Suppressed GRE T1 Weighted (Three Phases) |
|---|---|---|---|---|
| Sequence type | 2D Propeller FSE FS | 3D SPGR Breath hold | 2D SE-EPI Respiratory triggered | 3D Volumetric interpolated breath hold(LAVA) |
| No. of sections | 32 | 48 | 24 | 60 |
| Section thickness (mm) | 6.0 | 5.0 | 6.0 | 5.0 |
| Intersection gap (mm) | 0.5 | 0 | 0.5 | 0 |
| Field of view (cm2) | 38×31 | 38×31 | 38×31 | 36×28.8 |
| Matrix | 320x320 | 320×224 | 160×128 | 320×128 |
| Echo time (msec) | 69 | Min/2.5 | Minimum | Minimum |
| Repetition time (msec) | 9474 | 4.2 | 6300 | 3.8 |
| Bandwidth(kHz) | 62.5 | 166.67 | 250.0 | 200.0 |
| b values used (sec/mm2) | 0,800 |