atrial septal defect

(redirected from Sinus venosus atrial septal defect)
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Noun1.atrial septal defect - an abnormal opening between the left and right atria of the heart
septal defect - a congenital abnormality in the septum between the left and right sides of the heart
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References in periodicals archive ?
Hypertensive pulmonary vascular disease in adults with secundum or sinus venosus atrial septal defect. Ann Thorac Surg 2006; 81: 207-13.
Sinus venosus atrial septal defect: repair with an intra superior vena cava baffle.