Bilateral coronary artery--pulmonary artery fistulas. Report of five cases and review of the literature.

Abstract
Bilateral coronary artery-pulmonary artery fistulas, fistulas that originate from both coronary arteries, are an uncommon subgroup of coronary fistulas and may have a distinct embryologic origin. Five original cases are presented and the 9 previously reported cases of this anomaly are reviewed.