A 43-year-old member asked:
What is the presumed cause of most aneurysms of the abdominal aorta?
2 doctor answers • 3 doctors weighed in

Dr. Robert Vorhiesanswered
Vascular Surgery 27 years experience
Several theories: Most common belief is that aneurysms develop due to some inherent weakness in the artery's muscular layer due to an imbalance of collagen metabolism or genetic collagen abnormalities. The only independent risk of aneurysm growth is high blood pressure and smoking.
Created for people with ongoing healthcare needs but benefits everyone.
5.8k viewsReviewed >2 years ago

Dr. Creighton Wrightanswered
surgery 58 years experience
Atherosclerosis: There is increasing interest in genetic defects
syphilis rarely
marfan' syndrome and other defects of collagen
post dissection.
Created for people with ongoing healthcare needs but benefits everyone.
5.3k viewsAnswered >2 years ago
Similar questions
A 31-year-old member asked:
What are possible causes of most aneurysms of the abdominal aorta?
2 doctor answers • 4 doctors weighed in

Dr. J Robertsanswered
Vascular Surgery 29 years experience
4 things: Tobacco, diabetes, hypertension & hyperlipidemia... Are the primary causative factors... Genetics is a distant secondary cause...
Created for people with ongoing healthcare needs but benefits everyone.
5.2k viewsReviewed >2 years ago
Last updated Feb 18, 2013
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