Pathology Cystic medial necrosis responsible for aortic dilatation and rupture is seen in A Syphilitic aneurysm B Takayasu arteritis C Atherosclerosis D Marfan syndrome 💡 Explanation Cystic medial necrosis responsible for aortic dilatation and rupture is seen in ✓ Correct Answer: D. Marfan syndrome