In general, the larger the aneurysm and the faster it grows, the greater the risk of rupture. Tears in one or more of the layers of the wall of the aorta, called an aortic dissection.Ī rupture can cause life-threatening internal bleeding.ComplicationsĬomplications of abdominal aortic aneurysms include: If you're at risk of an aortic aneurysm, medicines may be given to lower your blood pressure and relieve stress on weakened arteries. Having an aneurysm in the aorta in the chest (thoracic aortic aneurysm) or in another large blood vessel, such as the artery behind the knee, might increase the risk of an abdominal aortic aneurysm. Having a family history of abdominal aortic aneurysms increases the risk of having the condition. People who are white are at higher risk of abdominal aortic aneurysms. Men develop abdominal aortic aneurysms much more often than women do. Abdominal aortic aneurysms occur most often in people age 65 and older. Men ages 65 to 75 who are current or former smokers should have a one-time ultrasound to screen for an abdominal aortic aneurysm. The longer and more you use tobacco, the greater the chances are of developing an aortic aneurysm. This raises the risk of aortic aneurysm and aneurysm rupture. Smoking can weaken the walls of blood vessels, including the aorta. Smoking is the strongest risk factor for aortic aneurysms. For example, being injured in a car accident can cause an abdominal aortic aneurysm.Ībdominal aortic aneurysm risk factors include: Rarely, infection by certain bacteria or fungi might cause an abdominal aortic aneurysm. These are diseases that cause blood vessels to become inflamed. High blood pressure can damage and weaken the aorta's walls.
Atherosclerosis occurs when fat and other substances build up on the lining of a blood vessel.
Most aortic aneurysms occur in the part of the aorta that's in the belly area, called the abdomen.
Aneurysms can develop anywhere along the aorta.
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