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Table 1 PC-MRI parameters.

From: Convex gradient optimization for increased spatiotemporal resolution and improved accuracy in phase contrast MRI

 

FCFE

CVX-SR

CVX-TR

TEIN/TR (ms)

4.92/7.00

2.46/4.00

2.46/3.95

Temporal resolution (ms)

55.9

56.1

31.6

VENC (cm/s)

150

150

150

Parallel acceleration

rate-2 GRAPPA with 24 reference lines

Flip angle (degrees)

30

30

30

Segments

4

7

4

FOV (mm)

340 × 255

340 × 255

340 × 255

Pixel number

192 × 144

288 × 216

192 × 144

Pixel size (mm)

1.8 × 1.8

1.2 × 1.2

1.8 × 1.8

Bandwidth (Hz/px)

814

827

814

Duration (heart beats)

23

20

23

Acquired cardiac phases

13-18

13-18

23-32

  1. The number of acquired cardiac phases is heart rate dependent