Evaluation of clinical and echocardiographic factors associated with postoperative pulmonary arterial hypertension requiring medical therapy in infants with trisomy 21 undergoing atrioventricular septal defect repair
Abstract Background Patients with trisomy 21 are at risk of increased pulmonary vascular resistance and pulmonary arterial hypertension (PAH). The risk is further increased in the setting of large ventricular…