![Atrial Septal Defect](../pics/endocardial3a.jpg)
Atrial Septal Defect (Ostium Primum Type)
Hole in the lower atrial septum |
![Atrioventricular Canal Partial](../pics/endocardial3c.jpg)
Atrioventricular Canal Defect (AVC) - Partial
Atrial Septal Defect (ostium primum type) plus a cleft or deformity in the mitral valve |
![Atrioventricular Canal Complete](../pics/endocardial3e.jpg)
Atrioventricular Canal Defect (AVC) - Complete
Atrial Septal Defect (ostium primum type), one common atrioventricular valve, plus a hole in the upper ventricular septum (Ventricular Septal Defect, or VSD) |