Q21.23 Complete atrioventricular septal defect

Instructional Notes:

Q21.23
Description: Complete atrioventricular septal defect
Inclusion Term:
- Common atrioventricular canal
- Common atrioventricular septal defect
- Common endocardial cushion defect
- Ostium primum atrial septal defect (type I) with common atrioventricular valve and a moderate or larger inlet VSD
↓
Q21.2
Description: Atrioventricular septal defect
Inclusion Term:
- Atrioventricular canal defect
- Endocardial cushion defect
- Ostium primum atrial septal defect (type I)
↓
Q21
Description: Congenital malformations of cardiac septa
Exclude1:
- acquired cardiac septal defect (I51.0)
↓
Q20-Q28
Description: Congenital malformations of the circulatory system (Q20-Q28)
↓
Q00-Q99
Description: Congenital malformations, deformations and chromosomal abnormalities
Exclude2:
- inborn errors of metabolism (E70-E88)
Notes:
- Codes from this chapter are not for use on maternal records