Fig. 4 Cardiac computed tomographic angiography with 3-dimensional image reconstruction of the A) anterior and B) posterior surfaces of the heart shows the dilated left circumflex and right coronary arteries with fistulous connections to the coronary sinus. Ao = ascending aorta; CS = coronary sinus; LA = left atrium; LAD = left anterior descending coronary artery; LCx = left circumflex coronary artery; LV = left ventricle; PA = main pulmonary artery; RA = right atrium; RCA = right coronary artery; RV = right ventricle Real-time motion image is available at www.texasheart.org/journal.