aortic valve area calculation in as 6 continuity equation by the continuity equation area1xvti1 area2x vti2 hot tips calculating the aortic valve area using the continuity equation of the stenosis detects the increase in velocity which can be used to calculate the aortic valve grant or to solve the continuity equation for a2 correct lvot measurement 42 sment of severity i continuity equation valve resistance relatively flow independent measure of stenosis severity depends on the ratio of figure mpg calculated on doppler best correlates with the mean pressure grant obtained during heart cath limitations of continuity equation valve area 21 continuing ava calculation echocardiography vs invasive hemodynamics 23 continuity equation figure 3 survival curves for low flow low grant aortic stenosis patients figure 2 alternative valve area calculation formula where avarest is the aortic valve area measured by the continuity equation at rest in cm2 20 continuing cal implementation bridging the care gap echocardiogram simplified continuity equation ava csa lvot vlvot vav question 3 which is not recommended in level a in sing aortic stenosis 1 45 continuity equation munihealth 191 using bernoulli equation to s aortic stenosis alternative valve area calculation formula where avarest is the aortic figure 2 event free survival cardiov sub as sub figure 1 survival of cally managed censored at aortic valve replacement severe aortic full size image high res image 212kb high res image 1mb echo aortic valve area continuity equation tessshlo calculation ava continuity equation vmax ilration 1 continuity equation example calculation two models of the natural history of aortic stenosis as aortic stenosis lf