A<unk>  is defined as a division of a main, parent branch into three daughter branches of at least 2.0 mm.
Coronary artery trifurcation
Coronary artery bifurcation
Coronary collaterals
Left ventricular aneurysm pathophysiology
Coronary artery dual ostia
Azygous continuation of the inferior vena cava
Aortic intramural hematoma
Coronary ostial stenosis