Percutaneous Correction of Right Superior Vena Cava to Left Atrium

A 69-year-old woman presented with dyspnea and oxygen saturation of 89%. Echocardiogram showed a dilated coronary sinus. When injected in the right arm (but not the left), bubbles appeared in the left atrium (LA). Computed tomography showed bilateral superior vena cavae (SVC) connected by a bridging