Dupla origem do ramo descendente anterior--das coronárias esquerda e direita--associada a origem anômala à direita do ramo circunflexo / Origin of Anterior Descending Artery - from the Left and Right Coronary Arteries - Associated with Anomalous Origin of the Circunflex Artery

A 65 year-old white man, with typical angina pectoris, underwent coronary angiography that showed dual left anterior descending artery (LAD), originating from the right coronary artery (RCA), associated with anomalous origin of the left circumflex artery (LCX) also from the RCA. This an extremely rare coronary artery anomaly and, it is the first case reported, so far. This rareness and clinical significance are emphasized.