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Figure 1: (a) Two-dimensional echocardiography; apical view showing double-orifice tricuspid valve; open arrow pointing to accessory tricuspid orifice, RA: Right atrium; LA: Left atrium; RV: Right ventricle; LV: Left ventricle; (b) Color Doppler image showing regurgitant accessory tricuspid orifice with left ventricle-to-right atrium (LV-to-RA) shunt (white block arrow)

Figure 1: (a) Two-dimensional echocardiography; apical view showing double-orifice tricuspid valve; open arrow pointing to accessory tricuspid orifice, RA: Right atrium; LA: Left atrium; RV: Right ventricle; LV: Left ventricle; (b) Color Doppler image showing regurgitant accessory tricuspid orifice with left ventricle-to-right atrium (LV-to-RA) shunt (white block arrow)