AR, aortic regurgitation; AS, aortic stenosis; CA, coronary artery; CAF,
coronary artery fistula; CS, coronary sinus; MR, mitral regurgitation;
PA, pulmonary artery; PFO, patent foramen oval; TR, tricuspid
regurgitation;
Table 2 . Sites of origin and drainage of coronary artery
fistulas / aneurysm formation