Table 1:

MRN protocol on 3T scanner (Ingenia, Achieva)

SequenceTR/TE (ms)Section Thickness (mm)MatrixFOV (cm)CommentsAcquisition Time (min:sec)
Axial T2-weighted SPAIR2000/603.0268 × 24816Corpus callosum to chin5:20
Axial T1-weighted580/93.0320 × 31016Corpus callosum to chin5:10
Axial 3D balanced FFE5.32/2.660.65270 × 27016Corpus callosum to chin6:00
Axial DTI14,000/705.0196 × 19218Skull base to chin; b-values = 0 and 600 s/mm2; 12 directions7:00
Coronal 3D STIR (optional)1500/781.5 (Isotropic Voxel)20Corpus callosum to chin7:15
Coronal 3D PSIF12/2.50.9 (Isotropic Voxel)20Corpus callosum to chin7:30
  • Note:—FFE indicates fast-field echo; SPAIR, spectral attenuated inversion recovery; STIR, short tau inversion recovery; PSIF, diffusion-weighted reversed fast imaging with steady-state precession.