Table 3 MRI protocols used for 2D PC MRI and 4D Flow MRI acquisition
| Parameter | 2D PC MRI | 4D Flow MRI |
|---|---|---|
| Spatial resolution | 1.5 × 1.5 × 3 | 1.5 × 1.5 × 1.5 |
| FOV [mm] | 150 × 180 | 150 × 180x40 |
| Number of heart phases | 16 | 16 |
| Parallel Imaging | No | 2 |
| Sym. Enc | Yes | Yes |
| Halfscan | No | 0,75/1 |
| Partial Echo | No | No |
| TR | 5.5 | 7.5 |
| TE | 3.9 | 4.6 |
| Flip angle | 10 | 5 |
| RF Spoiling | Yes | Yes |
| Scan Time | 32 s | 14 m35 s |
| BW | 866 | 866 |
| VENC | 15 | 15 |
| k-space segmentation factor | 2 | 1 |
| Trigger delay | 7 ms | 7 ms |
| Distortion correction | Yes | Yes |