What Is Aortic Aneurysm and What Causes It?

What is aortic aneurysm and what causes it?

An aneurysm is an abnormal bulge that occurs in the wall of the major blood vessel (aorta) that carries blood from your heart to your body. Aortic aneurysms can occur anywhere in your aorta and may be tube-shaped (fusiform) or round (saccular).

Causes for thoracic aneurysm might include:

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  • High blood pressure
  • High cholesterol
  • Infection
  • Plaque buildup in your arteries (atherosclerosis)
  • Sudden traumatic injury

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