Fig. 15From: Imaging of the aortic root on high-pitch non-gated and ECG-gated CT: awareness is the key!A 65-year-old male with acute chest pain. Contrast enhanced axial CTA (a) image shows asymmetrical hypodensity adjacent to right lateral wall of ascending aorta (arrow). Non-contrast CT (b) confirmed hypodense fluid attenuation consistent with superior pericardial recess; potential mimic of intramural hematomaBack to article page