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Q21

Congenital malformations of cardiac septa

• acquired cardiac septal defect (I51.0)

Q21.0

Ventricular septal defect

• Roger's disease

Q21.1

Atrial septal defect

• Coronary sinus defect
• Patent or persistent foramen ovale
• Patent or persistent ostium secundum defect (type II)
• Patent or persistent sinus venosus defect

Q21.2

Atrioventricular septal defect

• Common atrioventricular canal
• Endocardial cushion defect
• Ostium primum atrial septal defect (type I)

Q21.3

Tetralogy of Fallot

• Ventricular septal defect with pulmonary stenosis or atresia, dextroposition of aorta and hypertrophy of right ventricle.

Q21.4

Aortopulmonary septal defect

• Aortic septal defect
• Aortopulmonary window

Q21.8

Other congenital malformations of cardiac septa

• if applicable:
• Eisenmenger's complex (I27.83)
• Eisenmenger's syndrome (I27.83)

• Eisenmenger's defect
• Pentalogy of Fallot

Q21.9

Congenital malformation of cardiac septum, unspecified

• Septal (heart) defect NOS