Surgical Treatment of Idiopathic Enlargement of the Right Atrium

Figure 2

(a) Subxiphoid long-axis view showing abnormal dilation of the right atrium and intact interatrial septum. (b) Modified parasternal short-axis view showing the regular diameter of the pulmonary trunk. (c) Apical 4-chamber view demonstrating the compression of the right ventricle from the right atrium. (d) CW Doppler of tricuspid regurgitation.

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