“…Among described anomalies, reports about common origin of the coronary arteries by single trunk from the right Valsalva sinus are rare. 2 - 4 To the best of our knowledge, the association of this set of findings with a long intramyocardial course of the anterior descending artery, determining local vessel compression in ideal conditions of exam (diastolic acquisition with vasodilation and heart rate control) was not previous reported in the published literature, therefore, this is the first case to be reported.…”