Thoracic Aortic Aneurysmectomy Is Excision of an Aneurysmal Portion of the Ascending

Question 13
Multiple Choice

Thoracic aortic aneurysmectomy is excision of an aneurysmal portion of the ascending aorta, aortic arch, or descending thoracic aorta and replacement with a prosthetic graft, valve-graft conduit, or intra-aortic prosthesis. Aneurysms may be caused by atherosclerosis, trauma, infection, or cystic medial degeneration. What presenting conditions will indicate that surgical intervention is necessary? A)Compromised circulation or danger of rupture B)Circumferential involvement C)Spindle-shaped morphology D)Combined saccular and fusiform morphology without dissection