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Table 4 Details of MRI sequence for phantom and patient with aortic coarctation

From: Assessment of turbulent blood flow and wall shear stress in aortic coarctation using image-based simulations

 

Phantom

Patient-specific CoA

Heart rate [bpm]

60 (simulated)

80

Velocity encoding [cm/s]

70

 

Echo time [ms]

5.5

2.3

Repetition time [ms]

11

4.1

Reconstructed phases [−]

20

24

Flip angle [\(^{\circ }\)]

7

10

Field of view [\(\hbox {mm}^{3}\)]

\(350\times 350 \times 52.5\)

Acquired spatial resolution [\(\hbox {mm}^{3}\)]

\(1.5 \times 1.5 \times 1.5\)

\(2.5 \times 2.5\times 2.5\)

Reconstructed spatial resolution [\(\hbox {mm}^{3}\)]

\(0.7\times 0.7\times 1.5\)

\(1.5 \times 1.5\times 2.5\)

Echo-planar imaging factor (anterior–posterior direction)

5

-

Sense factor (anterior–posterior direction)

2

2

Acquisition time (without respiratory compensation) [min]

5.8