Total anomalous pulmonary venous connection chest x ray

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
Chest xray — The findings on chest radiography varies depending on the type of anatomic variant of total anomalous pulmonary venous connection (TAPVC). However, the findings are not useful in making the diagnosis.

The findings on chest xray seen in total anomalous pulmonary venous connection are
Unobstructed


 * Snowman sign
 * Mild dilatation of the pulmonary arteries.
 * Mild cardiomegaly

Obstructed


 * Pulmonary vein congestion
 * Dilatation of the pulmonary arteries
 * Pulmonary edema