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Table 1 Parameters of the MRI sequences

From: Evaluation of lateral pterygoid muscle in patients with temporomandibular joint anterior disk displacement using T1-weighted Dixon sequence: a retrospective study

Parameters

Axial T2WI

Oblique Sagittal PDWI-FS

Oblique Sagittal T1WI

Oblique Coronal PDWI-FS

Coronal Dixon T1WI

TR (ms)

3000

3400

600

2500

739

TE (ms)

125

26

11

24

9.9 (In-phase)/Automatically calculated the Opposed-phase TE

Acquisition matrix

384 × 384

320 × 224

320 × 195

256 × 256

320 × 240

Reconstructed voxel size (mm)

0.57 × 0.57 × 3.00

0.31 × 0.31 × 2.00

0.31 × 0.31 × 2.00

0.39 × 0.39 × 2.00

0.69 × 0.69 × 3.00

Field of view (mm)

220 × 220

100 × 100

81.3 × 100

100 × 100

206.3 × 220

Slice Thickness (mm)

3

2

2

2

3

Number of averages

1

2

2

2

1

Flip angle (°)

90

150

120

150

128

Acquisition Time (s)

36

202

119

204

152

  1. Note. PDWI-FS, Proton density-weighted with fat saturation, T2WI, T2-weighted image, T1WI-T1 weighted image, TR, Repetition time, TE, Echo