fig9

Figure 9. Determination of 3D VCA using multiplanar reconstruction in the 3D color Doppler dataset. In panel A, the 2D VC measure obtained by MPR orthogonal alignment to AR jet. In panel B, cross-sectional plane through the VC with direct planimetry of VC area. 3D: Three-dimensional; VC: vena contracta; MPR: multiplanar reconstruction; AR: aortic regurgitation; VCA: vena contracta area.