title: New look at an old ring.
authors.affiliation: Cleveland Clinic, Center for Pediatric and Congenital Heart Diseases, Cleveland, Ohio 44195, USA. latsonl@ccf.org ulbricc@ccf.org
authors.forename: Larry A
authors.initials: LA
authors.lastname: Latson
mesh_terms: D001159:Arterio-Arterial Fistula / Q000150:complications / Q000000981:diagnostic imaging / Q000196:embryology* / Q000503:physiopathology / Q000601:surgery; D003097:Collateral Circulation; D017023:Coronary Angiography; D001026:Coronary Artery Bypass; D003324:Coronary Artery Disease / Q000150:complications* / Q000000981:diagnostic imaging / Q000503:physiopathology / Q000601:surgery; D003326:Coronary Circulation; D003330:Coronary Vessel Anomalies / Q000150:complications / Q000000981:diagnostic imaging / Q000196:embryology* / Q000503:physiopathology; D003331:Coronary Vessels / Q000196:embryology* / Q000473:pathology / Q000503:physiopathology / Q000601:surgery; D006337:Heart Murmurs / Q000196:embryology / Q000209:etiology; D006801:Humans; D008026:Ligation; D011651:Pulmonary Artery / Q000002:abnormalities / Q000000981:diagnostic imaging / Q000196:embryology* / Q000503:physiopathology / Q000601:surgery; D012720:Severity of Illness Index; D014656:Vascular Surgical Procedures