what are the Recommendations for Atrioventricular Septal Defect
Referenced studies that support recommendations are summarized
in Online Data Supplement 29.?
Surgery for primary repair of atrioventricular septal defect or closure of residual shunts in adults with repaired atrioventricular septal defect is recommended when there is a net left-to-right shunt (Qp:Qs ?1.5:1), PA systolic pressure less than 50% systemic and pulmonary vascular resistance less than one third systemic.