Fig. 2

Demonstration of a case of severe aortic regurgitation with dilated aortic root. A Non-selective injection of contrast by catheter due to the difficult engagement of the left main trunk. B Volume-rendering technique (VRT) by CCTA shows the anatomy of different coronary arteries. C, D Multiplanar reconstruction (MPR) of CCTA reveals the normal LAD, ramus, LCX, and diagonal arteries