Table 1.
The magnetic resonance imaging sequence parameters.
| Parameter | T2-weighted imaging | F-DWI | Z-DWI |
|---|---|---|---|
| Field-of-view, FOV (mm2) | 200 × 200 | 380 × 280 | 190 × 106 |
| Imaging matrix | 320 × 320 | 132 × 178 | 112 × 200 |
| Thickness (mm) | 3.5 | 3 | 3 |
| Distance fact | 0 | 10% | 10% |
| B-value (s/mm2) | n.a. | 50, 1,000, 1500 | 50, 1,000, 1500 |
| Echo time (ms) | 101 | 73 | 76 |
| Time to repeat (ms) | 6,000 | 4,200 | 3,800 |
| Bandwidth (Hz/pixel) | 200 | 1,872 | 1,612 |
| Scan time (min) | 2:08 | 3:05 | 2:27 |
f-ADC, mean apparent diffusion coefficient (ADC) map derived from full FOV diffusion-weighted imaging with all available b-values (b = 50, 1,000, and 1,500 mm2/s); z-ADC, ADC map derived from zoomed FOV diffusion-weighted imaging with all available b-values (b = 50, 1,000, and 1,500 mm2/s), n.a., no available.