May Be Caused by

Cleft mitral valve

Complete atrioventricular canal

Coronary artery fistula

Left ventricular-right atrial shunt

Lutembacher syndrome

Mitral valve prolapse

Mitral valve regurgitation

Partial anomalous pulmonary venous return

Pentalogy of Fallot

Pulmonic stenosis

Rupture of posterior aortic sinus aneurysm into right atrium

Total anomalous pulmonary venous return

Trilogy of Fallot

Ventricular septal defect