A case of sinus of Valsalva-right ventricle fistula without a typical aneurysm, and a single origin of the coronary arteries.

Few previous reports have described a sinus of Valsalva fistula without an aneurysm in Japanese patients. A single origin of the coronary arteries is a rare coronary anomaly. We describe a 75-year-old woman with a single origin of the coronary arteries and a sinus of Valsalva fistula without a typical aneurysm.