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Big heart, clear lungs... think right sided congenital heart disease and Ebstein anomaly | Radiology Case | Radiopaedia.org

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Ebstein's Anomaly. Associated c maternal use of lithium during pregnancy. Split S2 and a systolic murmur can be heard.

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Ebstein's Anomaly atrial septal defect, atrialized right ventricle, malformed tricuspid valve Associated with lithium exposure in 1st trimester

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A 'box-shaped' heart is a radiographic description given to the cardiac silhouette in some cases of Ebstein anomaly. The appearance of this finding is caused by the combination of the following features: huge right atrium that may fill the entire right hemithorax shelved appearance of the left cardiac contour due to the dilated right ventricular outflow tract or elevated residual right ventricle small aorta and main pulmonary artery. http://radiopaedia.org/articles/box-shaped-heart

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Ebstein's Anomaly: cyanosis; a/w WPW. Tx procainamide or propafone (no BB, CCB !). Surgery if severe (decr exercise capacity, very tachycardic, cyanosis w/resting O2 sat <90%, symptomatic TR, TIA/CVA)

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