Ann Pediatr Card Close
 

Figure 1: Illustrations demonstrating the measurement of flow velocity (red dotted arrow) (a) and diameter (b) of the left ventricular outflow tract (red solid double headed arrow), and the measurement of the flow velocity (red dotted arrow) (c) and diameter (d) of the right ventricular outflow tract (red solid double headed arrow).

Figure 1: Illustrations demonstrating the measurement of flow velocity (red dotted arrow) (a) and diameter (b) of the left ventricular outflow tract  (red solid double headed arrow), and the measurement of the flow velocity (red dotted arrow)  (c) and diameter (d) of the right ventricular outflow tract (red solid double headed arrow).