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Table 1 Scanning protocol

From: Quantitative assessment of muscle injury by 23Na magnetic resonance imaging

 

Localizer

T1-weighted fast-low-angle-shot (FLASH)-sequence

Gradient echo 23Na sequence (acquired 4 times successively)

Total acquisition time (TA; min)

0.15

2.08

3.25

Echo time (TE; ms)

4

2.46

2.07

Repetition time (TR; ms)

8.6

250

100

Flip angle (FA; °)

20

60

90

Averages

2

2

32

Bandwidth (Hz/pixel)

320

310

430

Field of view (FoV; mm)

192

192

192

Matrix (pixel)

256

256

64

Resolution (mm)

0.75 × 0.75 × 10

0.75 × 0.75 × 5

3 × 3 × 30