Total anomalous pulmonary venous connection causes

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

Overview
Like many other congenital heart defects, the exact cause of total anomalous pulmonary venous connection is not known. Few factors like genetics, maternal alcohol syndrome and some drugs have been found to occur with increased frequency.