Percutaneous Coronary Intervention in an Octogenarian With Anomalous Origin Arising From Right Sinus: A Rare Case Report.

Anomalous coronary artery origins are not common in routine clinical practice. The incidence of coronary anomalies in patients undergoing coronary angiography is less than 1%. The greatest challenges faced in the management are delays in identification and difficulty engaging the anomalous coronary artery.