E. Cambronero Cortinas

P1046 An unexpected finding {#article-title-2} A 50-years-old man, with previous history of patient ductus arteriosus submitted to surgical therapy in 1972, aortic valve replacement with mechanical prosthetic valve in 2008 due to aortic stenosis in a bicuspid valve and persistent atrial fibrillation, was electively admitted for left atrium atrial fibrillation catheter ablation.

899 Asymptomatic very late presentation of ALCAPA {#article-title-2} Anomalous origin of the left coronary artery arising from the pulmonary artery (ALCAPA Syndrome) is a rare congenital heart defect that affects approximately 1 in 300,000 live births and accounts for 0.5% of all congenital heart disease and approximately 10% of patients are adults.