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Table 1 Parameters for WBMRI

From: Does the addition of whole-body MRI to routine imaging influence real-world treatment decisions in metastatic breast cancer?

MRI Parameter Spine imaging Skull vertex to mid-thighs imaging
T1-weighted T2-weighted T2-
weighted
Gradient-Echo Dixon Diffusion-weighted imaging
Imaging sequence TSE TSE HASTE 3D gradient echo (FLASH) EPI
Orientation Sagittal Sagittal Axial Axial Axial
Number of stations 2 2 5–6 5–6 5–6
Slice thickness (mm) 4 4 5 5 5
Slices per station 15–17 15–17 40 40 40
Slice gap 10% 10% 0 0 0
Field of view 400–440 400–440 380–430 430 430
Matrix 384–448 448–512 256–320 160–256 128–134
Resolution 1–1.1 1 0.8–1.6 0.8–2.7 1.6–3.4
Parallel imaging 2 x (24–38) 2x (30–38) 2x (24–42) 3 × 32 or 2 × 24 2 × 32
TE (ms) 11 83–97 82–89 2.38/4.76 64–69
TR (ms) 643–683 3110–3790 1000–1400 6.82–7.63 6150–11,500
Flip angle (degrees) 150 150 170 3, or 14–20  
b values (s/mm2) - - - - 50, 60, 900
Fat suppression None None None Dixon STIR
Breathing instructions Free breathing Free breathing Breath hold Breath hold Free breathing
Acquisition time per station (min:s) 0:59 -1:36 1:08–1:22 0:42–0:56 0:16–0:19 3:35—6:25
  1. EPI Echo-planar imaging, FLASH Fast low angle shot, HASTE Half-fourier acquisition single-shot turbo spin echo, STIR  Short tau inversion recovery, TE Echo time, TR Repetition time, TSE Turbo spin echo