Delayed Presentation of a Giant Ascending Aortic Aneurysm following Aortic Valve Replacement

Figure 2

Pathological findings are demonstrating typical cystic medial degenerative changes. Histologically, it had the appearance in the media of “cystic spaces’’ filled with mucoid materials (arrow). (Hematoxylin & Eosin, original magnification  $\times$ 100).