RT Journal A1 FELL EH, GASUL BM, DAVIS CB, Jr., CASAS R T1 SUrgical treatment of tricuspid atresia JF Archives of Surgery JO Archives of Surgery YR 1949 FD September 1 VO 59 IS 3 SP 445 OP 453 DO 10.1001/archsurg.1949.01240040453008 UL http://dx.doi.org/10.1001/archsurg.1949.01240040453008 AB WILLIS POTTS and Sidney Smith1 added an important chapter in the treatment of tetralogy of Fallot to that which Blalock and Taussig2 so well began. The Potts-Smith operation, a lateral anastomosis of the pulmonary artery to the aorta, establishes an artificial ductus arteriosus, thus utilizing vessels that are accessible and large enough so that the infant under the age of 2 years who heretofore died of severe oxygen want now has a chance to live. It has been stated that there is a greater mortality in the group awaiting operation than in the operative and postoperative group.The favorable results we have had with the Potts-Smith procedure in the age group from 4 to 12 months encouraged us to attempt this operation on 3 very small, cyanotic infants with diagnoses of congenital tricuspid atresia, or nonfunctioning right ventricle. There have been other cases of tricuspid atresia reported but