Fig. 10From: Complex and multilevel left ventricular outflow tract obstruction: What can 3D echocardiography add?A right upper and middle panels, parasternal long-axis view, and M-mode show left ventricular hypertrophy and systolic anterior motion of the mitral valve. 2D TOE (left upper and right lower and middle panels) shows a subaortic membrane and aortic valve regurgitation. In the left lower panel, high peak and mean transaortic gradientsBack to article page