PMC10170589_01
This is a 2-dimensional transthoracic echocardiogram apical 4-chamber view that visually demonstrates vegetation attached to the tricuspid valve (red arrow). The vegetation is protruding through the valve to the right atrium during systole (white arrow).
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Transthoracic echocardiogram showed severe tricuspid regurgitation and tricuspid valve vegetation with normal ejection fraction (Figure 1 and Supplemental Video 1).
Tricuspid valve tissue pathology, significant for smooth muscle neoplasm consistent with benign metastasizing leiomyoma.
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Microscopically (Figure 2), it was smooth muscle neoplasm without significant nuclear atypia and no identifiable mitosis or necrosis.