Copyright
©The Author(s) 2022.
World J Hepatol. Jul 27, 2022; 14(7): 1459-1469
Published online Jul 27, 2022. doi: 10.4254/wjh.v14.i7.1459
Published online Jul 27, 2022. doi: 10.4254/wjh.v14.i7.1459
Parameter | T2 | T2 with fat saturation | T1 “in-phase” and “out-of-phase” | Diffusion | T1-weighted images without contrast and after contrast |
Sequence | Fast spin-echo | Fast spin-echo | Gradient- echo FFE | EPI | Gradient- echo 3D/ TFE |
Free breathing | Yes | Yes | No | No | No |
Matrix | 268 × 184 | 300 × 261 | 236 × 161 | 152 × 150 | 168 × 228 |
Thickness (mm) | 6.5 | 7 | 7 | 7 | 2.5 |
Spacing (Gap) | 1.5 | 1 | 1 | 1 | - |
Turning angle | 90 | 90 | 80 | 90 | 10 |
Field of view (AP, LL, CC) | 297 × 335 × 222 | 363 × 400 × 223 | 353 × 400 × 223 | 380 × 380 × 239 | 295 × 400 × 225 |
Repeat time (ms) | 5299 | 1299 | 104 | 2160 | 4.1 |
Echo time (ms) | 160 | 80 | 4.6/2.3 | 80 | 2.0 |
Acquisition time | 02:48 | 02:24 | 00:21 | 02:57 | 00:15 |
Number of excitations | 2 | 2 | 1 | 4 | 1 |
Size effect | General P value | Benign P value | Malignant P value |
Numerical (cm) | 0.3785 | 0.1766 | 0.0025 OR = 1.2561 95%CI (1.0824; 1.4577) |
(≥ 1 cm) x (< 1 cm) | 0.2361 | 0.1476 | 0.0058 OR = 2.3691 95%CI (1.3001; 4.3171) |
- Citation: Fernandes DA, Dal Lago EA, Oliver FA, Loureiro BMC, Martins DL, Penachim TJ, Barros RHO, Araújo Filho JAB, Eloy da Costa LB, da Silva ÁMO, de Ataíde EC, Boin IFSF, Caserta NMG. Hepatobiliary phases in magnetic resonance imaging using liver-specific contrast for focal lesions in clinical practice. World J Hepatol 2022; 14(7): 1459-1469
- URL: https://www.wjgnet.com/1948-5182/full/v14/i7/1459.htm
- DOI: https://dx.doi.org/10.4254/wjh.v14.i7.1459