Palliation of tricuspid atresia. Potts-Smith, Glenn, and Blalock-Taussig shunts.

Aortopulmonary (Potts-Smith), subclavian-pulmonary (Blalock-Taussig), and cavopulmonary (Glenn) shunts are the commonly performed operations for palliation of tricuspid atresia. A total of 104 patients with tricuspid atresia have undergone these procedures, either alone or in combination over a 28-year-period at the Hospital for Sick Children, Toronto. Operative risk is high in the first six months of life (44%), reasonable after six months of age (7.