Table 1: MR imaging protocol.
MR unit | Siemens® skyra® with a magnetic field strength of 3 tesla | ||||
Series | TR | TE | FoV | NEX | Resolution |
Localizers | Gradient echo T1, large FOV, quick acquisition time in all three planes as per vendor | ||||
Axial T2 (tse) | 5000 | 88 | 22 cm | 1 | 0.4 × 0.4 × 5 mm |
Axial T1 (tse) | 400 | 7.1 | 22 cm | 2 | 0.6 × 0.6 × 5 mm |
Axial FLAIR | 9000 | 81 | 22 cm | 2 | 0.7 × 0.7 × 5 mm |
Coronal FLAIR (mpRAGE) | 4680 | 84 | 22 cm | 1 | 0.5 × 0.5 × 5 mm |
Axial 3D T1 (SPACE) | 1900 | 2.49 | 22 cm | 1 | 0.9 × 0.9 × 0.9 mm |
Axial 3D T2 | 3200 | 412 | 22 cm | 1 | 1 × 1 × 1 mm |
Axial SWI | 400 | 4.92 | 22 cm | 1 | 3 × 3 × 3 mm |
Axial DWI 32 directions | 700 | 95 | 22 cm | 1 | 1.7 × 1.7 × 4 mm |
FLAIR: Fluid Attenuation Inversion Recovery; SWI: Susceptibility Weighted Images; DWI: Diffusion Weighted Imaging; TR: Time of Repetition; TE: Time of Echo; FoV: Field of View; NEX: Number of Experiments.
The acronyms between brackets indicate the name of the pulse sequences as per the software of the magnetic resonance unit used for the study (Siemens® ).