Left main coronary artery to pulmonary artery fistula presenting as angina and ventricular tachycardia - A case report and literature review.

Coronary artery fistulae are an uncommon abnormality of the coronary arteries, but when hemodynamically significant can present as angina, dyspnea, and arrhythmia as a rare cause of functional myocardial ischemia via 'coronary steal phenomenon'.