Aortic Valve Insufficiency: Difference between revisions

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==Jetbreedte ratio relative LVOT==
==Jet width ratio relative LVOT==
Currently the most widely used and best documented measurement to assess the severity of aortic insufficiency , however, it has limitations in poor parasternal ( Plax ) windows and eccentric jets .
Currently the most widely used and best documented measurement to assess the severity of aortic insufficiency, however it has limitations in poor parasternal (Plax) windows and eccentric jets.
Plax : jetbreedte / width left ventricular outflow -tract x 100 %
 
PLAX: Jet width/width left ventricular outflow-tract x 100%


==Pressure half-time (PHT)==
==Pressure half-time (PHT)==
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In severe Aoi therefore initially > 0.6 m / s
In severe Aoi therefore initially > 0.6 m / s
TVI backflow signal > 15 cm
TVI backflow signal > 15 cm
[[Image:Aodescflow.png|300px]]


==References==
==References==
<biblio>
#1 pmid=20375260
#1 pmid=20375260
</biblio>
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