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Insights into Imaging
Fig. 12 | Insights into Imaging

Fig. 12

From: Cross-sectional imaging of aortic infections

Fig. 12

A 70-year-old-man with chest pain and dyspnoea on exertion underwent a CT pulmonary angiogram (CTPA) for suspected pulmonary embolus. (a) Coronal and (b) sagittal MPRs from the CTPA demonstrate a large, fusiform, peripherally calcified aneurysm (double arrow) of the ascending aorta (Ao), causing severe compression of the main pulmonary artery inferiorly and abutting the sternum anteriorly. The patient underwent surgical repair, with pathology-demonstrated classical appearance of syphilitic aortitis, caused by the spirochete Treponema pallidum. RA = right atrium; RV = right ventricle; LV = left ventricle

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