Contrast echocardiogram using agitated saline (oblique right parasternal long‐axis 4‐chamber view) showing the microbubbles appearing in the right atrial diverticulum, right atrium, and right ventricle. D, diverticulum (chamber‐like cavity); LA, left atrium; LV, left ventricle; RA, right atrium; RV, right ventricle.