In principle, the blood volume passing through a stenotic valve (aortic stenosis) is equal to the blood volume proximal to the stenosis or in the LVOT (Figure 4). The stroke volume is equal to ...
The last echocardiogram made 6 months ago showed a severe AS: aortic valve area ... Stress Doppler echocardiography may be used in patients with mitral stenosis. Measuring the mean transvalvular ...
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