The segmental approach to congenital heart disease
| Segment | |
| Atria | Atrial situs |
| Atrial morphology | |
| Veno-atrial connections | |
| Atrioventricular connection | Concordant or discordant |
| AV valve morphology | |
| Ventricles | Ventricular morphology |
| Ventriculo-arterial connection | Concordant or discordant |
| Outflow tract morphology | |
| VA valve morphology | |
| Great arteries |
AV, atrioventricular; VA, ventriculoatrial.