A<unk>  is any abnormal communication through which coronary artery blood is shunted into a cardiac chamber, great vessel, or other vascular structure without first passing through the myocardial capillary bed. The number, origin, and course of the coronary arteries is otherwise normal.
Coronary artery fistula
Coronary artery dissection
Aortic dissection
Arteriovenous fistula
Pulmonary arteriovenous fistula
Coronary artery aneurysm
Aortic intramural hematoma
Aortic rupture