fig58

Figure 58. Selected video frames from apical four-chamber views of a patient with double inlet left ventricle (DILV) with closed (A) and open (B) atrioventricular valves (arrows) during ventricular systole and diastole, respectively. The outlet chamber is not visualized in this view (see Figure 59). Reproduced from Ref.^[39]. LA: Left atrium; RA: right atrium.