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CT Pulmonary Angiography (CTPA) showing the left pulmonary veins joining to form the vertical vein before draining into the superior vena cava (SVC).
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CTPA (Figs. 1 & 2 ) aided in defining the anatomy.
Intraoperative image showing dilated Innominate vein (IV), Right atrium (RA) and Right ventricle (RV).
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Also, the right atrium and the right ventricle were dilated (Fig. 3).