Atrioventricular septal defect with common valve with Rastelli type B insertion. (A) View of right heart chambers. Surgical patch is visible over atrioventricular septal defect (white asterisk) and the insertion of anterior leaflets to a papillary muscle (black asterisk) joined to the apical portion of the ventricular septum. (B) The two-dimensional echocardiographic 4-chamber image shows a similar insertion. Abbreviations as before.