Otto and Pearlman used results of Doppler ultrasonography to guide management of a patient with symptomatic aortic stenosis. The authors are from the University of Washington in Seattle.
Patient selection: symptomatic aortic stenosis
Parameters:
(1) maximum aortic jet velocity in meters per second
(2) aortic valve area in square cm
(3) aortic insufficiency (from 0 to 3+)
Maximum Aortic Jet Velocity
Aortic Valve Area
Aortic Insufficiency
Aortic Valve Replacement
> 4.0 m/s
NA
NA
Yes
3.0 to 4.0 m/s
< 1.0 square cm
NA
Yes
3.0 to 4.0 m/s
1.0 to 1.7 square cm
2 to 3+
Yes
3.0 to 4.0 m/s
1.0 to 1.7 square cm
0 to 1+
No
3.0 to 4.0 m/s
> 1.7 square cm
NA
No
< 3.0 m/s
NA
NA
No
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