Figure 1From: The ascending aortic image quality and the whole aortic radiation dose of high-pitch dual-source CT angiography Dual-source CT imaging with traditional mode. Coronal MPR image (A) shows pulsation artifact of the aortic wall of distal ascending aorta (black arrow) and aortic sinus (white arrow). Axial original image (B) and CPR image (C) show the pulsation artifact of the ascending aortic wall (white arrows).Back to article page