Table 2 Technical parameters of the diffusion-weighted imaging sequence
From: Simplified intravoxel incoherent motion DWI for differentiating malignant from benign breast lesions
Name | Value |
|---|---|
FOV (RL × AP)/orientation | 400 × 300 mm/transversal |
Slice number/thickness/gap | 29/4.0 mm/−1.0 mm |
Matrix/pixel size | 132 × 101/3.0 × 3.0 mm |
Echo time | 60 ms |
Repetition time | 2116 ms |
EPI factor/half-Fourier factor/SENSE factor | 55/0.6/2 |
Diffusion gradients | Three orthogonal directions |
Duration/distance | 22.6/31.9 ms |
b values (number of excitations) | 0, 50, 250 s/mm2 (3), 800 s/mm2 (6) |
Fat suppression method | STIR (inversion time = 180 ms) |
Water-fat shift/bandwidth | 7.1 pixel/30.4 Hz |
Bandwidth in EPI frequency direction | 2203.5 Hz |
Acquisition time | 2:53 min:s |