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Table 1 Flow parameters for both patients as determined by MRI and Doppler echocardiography.

From: Assessment of energy loss in aortic stenosis using Bayesian multipoint phase-contrast MRI

 

Patient 1

Patient 2

Bayesian multipoint PC-MRI

Peak velocities

3.9 m/s

4.5 m/s

Peak TKE

1350 J/m3

1630 J/m3

Peak total TKE

12.1 mJ

15.3 mJ

Energy loss index

22.9%

21.9%

Stroke volume

56 ml

63 ml

Mean pressure gradient

45 mmHg

41 mmHg

Doppler echocardiography

Aortic valve area

0.8 cm2

0.8 cm2

Mean pressure gradient

48 mmHg

42 mmHg