Aortopulmonary Septal Defect
Synonyms
Aorticopulmonary Septal Defect
Aorticopulmonary Septal Defects
Aortopulmonary Septal Defects
Septal Defect, Aorticopulmonary
Septal Defect, Aortopulmonary
Septal Defects, Aorticopulmonary
Septal Defects, Aortopulmonary
A developmental abnormality in which the spiral (aortopulmonary) septum failed to completely divide the TRUNCUS ARTERIOSUS into ASCENDING AORTA and PULMONARY ARTERY. This abnormal communication between the two major vessels usually lies above their respective valves (AORTIC VALVE; PULMONARY VALVE).