Fig. 8
From: Imaging of the aortic root on high-pitch non-gated and ECG-gated CT: awareness is the key!
A 75-year-old man with shortness of breath and chest pain that underwent high-pitch CTA pulmonary artery (a) that was negative for pulmonary embolism but a concern for aortic dissection was raised by the cardiovascular radiologist. Aortic protocol CTA confirmed a type A dissection with entry point adjacent to coronary bypass graft (arrow in b and c) that was very subtle on the CTA pulmonary artery (a)