Ebstein's anomaly of the tricuspid valve causes

and Claudia P. Hochberg, M.D. [mailto:chochber@bidmc.harvard.edu]

Associate Editor-In-Chief: }; Keri Shafer, M.D. [mailto:kshafer@bidmc.harvard.edu] Priyamvada Singh, MBBS mailto:psingh@perfuse.org

Assistant Editor-In-Chief: Kristin Feeney, B.S. mailto:kfeeney@perfuse.org

Causes

Like other congenital heart diseases the actual cause of Ebstein's anomaly is not known. However, it has been found to occur with increased incidence in infants born to mothers who have taken Lithium during first trimester of pregnancy. There is no predilection to any of the sexes.