Fig. 2From: Anomalous origin and aneurysm of the right coronary artery associated with congenital bicuspid aortic valve: MDCT findings a Axial image taken at the level of the right coronary artery (RCA) shows a nearly tangential origin of the RCA and a narrow RCA orifice (arrow). b In the systolic phase, narrowing of the RCA orifice is accentuated (arrow).Back to article page