fig4

Figure 4. Comparison of TAV (left) and BAV (right) dynamics: differing degrees of opening and closure necessitate distinct leaflet folding patterns; when closed, TAV free edges linearize, unlike those of the BAV. Abbreviations: BAV: Bicuspid aortic valve; TAV: tricuspid aortic valve. Reproduced from Ref.^[10] with permission from The Society of Thoracic Surgeons © 2003, published by Elsevier Inc.