Variation of > 25% during inspiration of the mitral and tricuspid valve inflow velocities on echocardiography indicate tamponade physiology, as well. Right heart catheterization will show ...

(Correa R, et al. Eur J Endocrinol. 2015;1a.) Atrial myxomas are slow-growing tumors that may obstruct mitral valve inflow, causing functional mitral stenosis. Cor triatriatum sinister, a ...