Figure 11

CMR aorta demonstrating standard imaging landmarks for the thoracoabdominal aorta advocated by guidelines. 1: Aortic sinuses of Valsalva 2: Sinotubular junction 3: Mid ascending aorta 4: Proximal aortic arch (at origin of inominate artery) 5: Mid aortic arch (between left common carotid and subclavian arteries) 6: Proximal descending thoracic aorta (approx 2 cm distal to left subclavian artery) 7: Mid descending aorta 8: Aorta at diaphragm (2 cm above origin of coeliac axis) 9: Abdominal aorta at origin of coeliac axis.