Health / Medical Topics |
Atrial Septal Defect
Definition 1
The presence of a defect (opening) in the septum that separates the two atria of the heart. It can be congenital or acquired. (NCI Thesaurus)
Definition 2
A congenital disorder characterized by the presence of a defect (opening) in the septum that separates the two atria of the heart. (NCI Thesaurus/CDISC)
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