Fig. 2
From: The value of cardiac CT in the diagnosis of unroofed coronary sinus syndrome
Patient No.3, type II: A MPR axial view showed enlargement of the CS. B, C MPR axial and coronal views showed L-CPV and R-CPV ectopically drained into the enlarged CS, and formed cor triatrium. D: MPR oblique view was a representation of the ASD and the defected CS, E, F VR and CR directly showed the UCSS and TAPVC, and SVC is displayed normally but no PLSVC exists. G: CR cross-sectional view showed the UCSS and ASD. RA right atrium, CS coronary sinus, GCV great cardiac vein, PE pericardial effusion, LA left atrium, L-CPV left common pulmonary vein, R-CPV right common pulmonary vein, TAPVC total anomalous pulmonary vena cava, SVC superior vena cava, LBCV left brachiocephalic vein, RBCV right brachiocephalic vein, MCV middle cardiac vein, GCV great cardiac vein, ASD atrial septal