Clarifying the anatomy of the superior sinus venosus defect

We sought to clarify the variations in the anatomy of the superior cavoatrial junction and anomalously connected pulmonary veins in patients with superior sinus venosus defects using computed tomographic (CT) angiography.CT angiograms of 96 consecutive patients known to have superior sinus venosus defects were analysed.The median age of the patients was 34.5 years. In seven (7%) patients, the defect showed significant caudal extension, having a...