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Table 1 MRI Parameters

From: Improving MR sequence of 18F-FDG PET/MR for diagnosing and staging gastric Cancer: a comparison study to 18F-FDG PET/CT

 

T2W-HASTE

T2W-BLADE

DWI

T1-VIBE-dixon

TR (ms)

2680

3000

8600

4.04

TE (ms)

83

119

72

1.24/2.47

Slice thickness (mm)

3

2

5

3

Slice gap (mm)

0.6

0.4

1

0.6

FOV (mm)

236 × 320

380 × 380

270 × 360

328 × 420

Matrix

378 × 512

320 × 320

82 × 110

188 × 320

Flip angle(°)

140

80

–

12

Echo chain length

378

38

82

–

Bandwidth

610

505

1976

1040

Fat suppression

–

–

+

–

NEX

1

–

3

1

Voxel size (mm3)

0.6 × 0.6 × 3.0

1.2 × 1.2 × 2.0

3.3 × 3.3 × 5.0

1.8 × 1.3 × 3.3

BLADE coverage

–

100%

–

–

  1. HASTE Half-Fourier acquisition single-shot turbo spin-echo, VIBE volumetric interpolated breath-hold examination, TR repetition time, TE echo time, FOV field of view, NEX number of excitations