Table 3:

Institutional protocol for MRN imaging

PlaneSequenceCoverageSlice Thickness/Gap (mm)Pixel Size (mm)FOV (mm)TR (ms)TE (ms)Comments
3 planeScoutAxial: Cover from skin to skin for R-L and A-P FOV
Coronal: Cover from anterior nasal skin to back of the ear; R-L skin to skin
Sagittal: Cover both sides even if unilateral pain
Axial2D T2W TSE4/0.40.3 × 0.4170 × 1803500–450050–65Base of skull to C5 level
Axial2D T1W TSE4/0.40.3 × 0.4171 × 180400–6006–9Base of skull to C5 level
Coronal3D DW-PSIF0.9 ISO/0Acquired ISO172 × 180123–4Midskull to C5 level; b-value = 60/70
Axial3D BFFE0.9 ISO/0Acquired ISO173 × 1805.23Midskull to C2 level
AxialDTI4/01.5 × 1.5174 × 1805000–10,00060–75b-value = 0–600; 12 directions; echo spacing ≤ 0.7 ms
  • Note:—T2W indicates T2-weighted; T1W, T1-weighted; BFFE, balanced fast field echo; R-L, right-left; A-P, anterior-posterior, DW, difffusion-weighted; PSIF, reversed fast imaging in steady state free precession.