Most aortic aneurysms occur within the a part of your aorta that is in your abdomen. though the precise reason behind abdominal aortic aneurysms is unknown, variety of things could play a task, including:
- Tobacco use. Cigarette smoking and different styles of tobacco use seem to extend your risk of aortic aneurysms. additionally to the damaging effects that smoking causes on to the arteries, smoking contributes to the buildup of fatty plaques in your arteries (atherosclerosis) and high blood pressure. Smoking also can cause your aneurysm to grow faster by any damaging your aorta.
- High blood pressure. High blood pressure, particularly if poorly controlled, will increase the danger of developing an aortic aneurysm. will be} as a result of high blood pressure can injury and weaken your arteries.
- Infection within the aorta (vasculitis). In rare cases, aortic aneurysm could also be caused by an infection or inflammation that weakens a region of the aortic wall.
Aneurysms will develop anywhere along the aorta, however once they occur within the higher a part of the aorta, they're referred to as thoracic aortic aneurysms. additional commonly, aneurysms kind within the lower a part of your aorta, and are referred to as abdominal aortic aneurysms. Rarely, an aneurysm will occur in between the higher and lower elements of your aorta. this kind of aneurysm is named a thoracoabdominal aneurysm.
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