Review
Copyright ©The Author(s) 2017.
World J Cardiol. Jun 26, 2017; 9(6): 481-495
Published online Jun 26, 2017. doi: 10.4330/wjc.v9.i6.481
Figure 3
Figure 3 Classification of severe aortic stenosis with preserved left ventricular ejection fraction based on flow and transaortic pressure gradients[29]. iSV: Indexed stroke volume; NF: Normal flow; LF: Low flow; HG: High gradient; LG: Low gradient; AVA: Aortic valve area; AS: Aortic stenosis.