Figure 10
From: Understanding atrioventricular septal defect: Anatomoechocardiographic correlation

Atrioventricular septal defect with common valve with Rastelli type C insertion. (A) Right heart chambers with insertion of the anterior leaflets in a papillary muscle (asterisk) joined to the right ventricular free wall. (B) Echocardiographic view of four chambers in dextroisomerism shows a similar insertion. Abbreviations as before.