During catheterization, only one coronary ostium originating from the left coronary cusp could be cannulated, and several attempts with different catheters to identify the RCA ostium failed. The ...

Objective To evaluate the feasibility of three-dimensional (3D) printing models of coronary artery anomalies based on cardiac CT data and explore their potential for clinical applications. Design ...

Findings of interest were confined to the heart, which weighed 260 g (mean reference range 276 g for 50 kg). On dissection, congenital atresia of the right coronary ostium was noted. The orifice of ...

Positioning the angiographic catheter at the left coronary ostium, pressure curves were recorded for 3 cardiac cycles, and rest mean aortic pressure was calculated. 2. Selecting an optimal ...