Coronary Artery Anatomy – CT – Conal Artery from RCA – Arc of Vieussens Conal Artery off the RCA – Arc of Vieussens Normal axial CT of the right coronary artery showing the conal artery supplying the conus of the right ventricular outflow tract (RVOT) Ashley Davidoff MD Conal Artery off the RCA – Arc of Vieussens originAshley Davidoff MD