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Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
›
Congenital malformations of the circulatory system (Q20-Q28)
›
Congenital malformations of cardiac septa
›
Q21.10
Q21.10
✓ Billable
Atrial septal defect, unspecified
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Code Hierarchy
┌
17
Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
├
Q20-Q28
Congenital malformations of the circulatory system (Q20-Q28)
├
Q21
Congenital malformations of cardiac septa
└
Q21.10
Atrial septal defect, unspecified
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