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figure-of-8 abnormality

 

Definition: a radiographic appearance associated with total anomalous drainage of the pulmonary venous circulation into enlarged right and anomalous left superior venae cavae, which produces a globular density above the heart; the silhouette suggests the figure 8; TAPVR.

Synonym(s): snowman abnormality

See Also: anomalous pulmonary venous connections, total or partial, under connection

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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