Middle-aged adults who need an aortic valve replacement fare better with mechanical devices than with the valves made from animal tissues that they currently most often receive, U.S. researchers ...
According to one large series, if aortic valve replacement is not performed ... O2 demand = wall stress X HR. Using the above equation, we can understand the pathologic process that develops ...
However, once LV systolic failure occurs, cardiomegaly will be seen. Calcification of the aortic valve, pulmonary congestion and post-stenotic dilation of the aorta are other non-specific findings.
As mentioned previously, medically managed treatment of severe aortic stenosis has a dismal prognosis, with an overall mean survival of 3 years from the onset of symptoms. [11,12] Surgical valve ...