Rate and Outcomes of Pulmonary Stenosis and Functional Pulmonary Atresia in Recipient Twins with Twin-Twin Transfusion Syndrome

<b><i>Objective:</i></b> To evaluate the rate of pulmonary stenosis and functional pulmonary atresia (PS/PA) in recipient twins prior to fetal surgery for twin-twin transfusion syndrome (TTTS) and their pre- and postnatal outcomes. <b><i>Methods:</i></b> We carried out a prospective study including 260 cases of TTTS. Echocardiography was performed before laser surgery to detect the presence of...