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June 7, 1971

Truncus Arteriosus With Systemic to Pulmonary Anastomosis

JAMA. 1971;216(10):1647. doi:10.1001/jama.1971.03180360093024

To the Editor.—  Persistent truncus arteriosus in an uncommon congenital cardiac anomaly with a poor prognosis. Recent advances in surgical technique have made corrective surgery possible in some children who survive until the age of 3 or 4 years. For this reason palliative procedures designed to tide these children over until that time are of increasing interest. The following is a report of an unusual palliative operation in a neonate with a persistent truncus arteriosus, reduced pulmonary blood flow, and severe cyanosis.

Report of a Case.—  The patient was admitted to the Boston Floating Hospital at 6 days of age, weighing 6 lb 8 oz. She was obviously cyanotic but in no acute distress. Pertinent physical findings were a normal heart size and a pansystolic murmur over the entire precordium with an early diastolic component. Cardiac catheterization revealed a large ventricular septal defect, with equal pressures in both ventricles and