cardiovascular disorders
Thoracic Aortic Aneurysms
Etiology of Thoracic Aortic Aneurysms
Most thoracic aortic aneurysmsresult from Atherosclerosis None for both thoracic aortic aneurysms and aortic dissections include prolonged Hypertension , (eg, Marfan Syndrome , result from hematogenous spread of systemic or local infections (eg, Sepsis and Septic Shock , TAAs occur in some vasculitic disorders (eg, Giant Cell Arteritis , Blunt chest trauma can cause a pseudoaneurysm (false aneurysm) due to injury to the aortic wall resulting in a communication between the arterial lumen and overlying connective tissue and blood leaking outside the confines of the aorta; a blood-filled cavity forms outside the vessel wall and seals the leak as it thromboses). 