Total anomalous pulmonary venous return
Cyanosis at birth, respiratory distress.
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"Snowman" or "Figure of 8" appearance to the superior mediastinum indicative of supracardiac type of TAPVC.
Dilated central pulmonary arteries are also present with relative pruning peripherally.
1 case question available
"Snowman" or "Figure of 8" appearance is sign seen on chest x-rays in the supracardiac type of TAPVC. The patient has developed pulmonary hypertension (Eisenmenger’s physiology) as a result of the right to left shunt existing for many years, this is evidenced by the dilated central pulmonary arteries.