Absent ductus arteriosus in Tetralogy of Fallot: early outcomes from a matched fetal cohort study

Fetal absent ductus arteriosus was not linked to higher early intervention rates in Tetralogy of Fallot, but when intervention was required, surgical palliation predominated. Conventional fetal echocardiographic predictors were not reliable in Tetralogy of Fallot-absent ductus arteriosus, complicating prenatal counselling.