Echocardiography Chapter 11: Valvular Stenosis Flashcards
1
Q
T/F
The vena contracta of a jet is located slightly downstream of the valvular leaflet tips.
A
True
2
Q
What three factors determine the flow properties through a given stenotic valve?
e.g. stenotic MV = abrupt early filling; stenotic AoV/PV = flat profile
A
1) valve anatomy
2) inlet geometry
3) degree of flow acceleration
3
Q
What are some barriers to planimetry assessment?
e.g. think MV
A
1) in MV, it is easy to get an off-axis image to trace