Fig. 1
From: Prognostic factors in pediatrics TAPVC: a 10-year retrospective study

The echocardiography of supracardiac TAPVC. (A) The left heart is extreme small. (B) The pulmonary veins drain into the CPV. (C) The CPV drains into the innominate vein via vertical vein. (D) An obstruction was detected at the drainage site.