Termination of Left Superior Vena Cava in Left Atrium, Atrial Septal Defect, and Absence of Coronary Sinus

Eight cases of termination of the left superior vena cava in the left atrium are reviewed pathologically and clinically. In three of the five patients who died, pathologic examination revealed three anomalies which, together, are considered to form a developmental complex. The anomalies are (1) termination of the left superior vena cava in the left atrium, (2) absence of the coronary sinus, and (3) an atrial septal defect lying in the...