Table 5.
Short QA protocol used to assess SNR and geometric distortions.
| Parameter | Temperature scan | T2w axial | T2w sag | T2w cor |
|---|---|---|---|---|
| Base sequence | FISP | FSE | FSE | FSE |
| Resolution (mm3) | 3×3x5 mm | 1.6×1.6×5 | 1.6×1.6×5 | 1.6×1.6×5 |
| TE/TR (ms) | 4.11/11.53 | 194.8/2000 | 238.4/2000 | 231.6/2000 |
| Duration (s) | 61.3 | 156.6 | 130.7 | 138.6 |
| ETL | N/A | 80 | 80 | 80 |
| ESP | N/A | 4.9 | 6.0 | 5.8 |
| TI | N/A | N/A | N/A | N/A |
Abbreviations: ESP - Echo spacing, ETL – Echo train length, TE – Echo time, TR – Repetition time, TI – Inversion time, N/A – Not applicable. *For the T2-mapping sequence, ESP and TE is given as the same value