Table 1: Diffusion Weighted Magnetic Resonance Imaging of the Achilles tendon and Related Pathology: Qualitative & Quantitative Investigation
Parameter | T1-W SE | T2-W TSE | STIR | DW-EPI (b-values: 0; 40; 273; 800) |
Orientation | Sagittal | Sagittal/Axial | Sagittal | Sagittal/axial |
TR (mm) | 400 | 4500 | 3800 | 2030 |
TE (mm) | 12 | 81 | 46 | 53 |
ETL | 11 | 8 | 11 | 59 |
Slice thickness (mm) | 3 | 3 | 3 | 3 |
Averages | 4 | 4 | 4 | 12 |
Number of slices | 15 | 15 | 15 | 15 |
Optimisation Changes | No | No | No | Fat/Water shift spectrograph shimming, SENSE/SPAIR/Gradient offset 200. |
Acquisition Matrix | 400 × 320 | 500 × 349 | 256 × 176 | 112 × 113 |
% Phase Field of View | 100% | 84% | 100% | 92% |
Band width Hz/pixel | 223 | 217 | 290 | 2935 |