Gamuts

Left-to-right shunt in congenital heart disease

A right-to-left shunt is a cardiac shunt which allows blood to flow from the right heart to the left heart. This terminology is used both for the abnormal state in humans and for normal physiological shunts in reptiles. [Source: Wikipedia ]

May Be Caused by
 Common
Atrial septal defect
Atrioventricular canal defect
Patent ductus arteriosus
Ventricular septal defect
 Uncommon
Acyanotic tetralogy of Fallot
Anomalous left coronary artery from pulmonary artery
Aortopulmonary window
Coronary artery fistula to right heart
Coronary artery-pulmonary artery fistula
Corrected transposition of great vessels with VSD
Hemitruncus
Left ventricular-right atrial shunt
Partial anomalous pulmonary venous return
Pulmonary sequestration with azygous drainage
Rupture of aortic valve cusp into right atrium
Rupture of aortic valve cusp with VSD
Ruptured sinus of Valsalva aneurysm into right heart
Scimitar syndrome
Total anomalous pulmonary venous return

Copyright © 2021, Charles E. Kahn, Jr., MD, MS
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