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Home > Patient & Family Resources > Health Library > Leg Aneurysm
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A leg aneurysm (say "ANN-yuh-riz-um") is a bulge in a blood vessel (artery) in your leg. The bulge occurs in a weak spot in the artery. It can happen in one or both legs.
Blood clots can form in this type of aneurysm and can block blood flow in your leg.
People who have a family member who had an aneurysm are more likely to have an aneurysm themselves.
People who have had aneurysms before—anywhere in the body—are more likely to have another.
Men are more likely to have a leg aneurysm.
It increases the chance of an aneurysm getting bigger.
Smoking can damage blood vessels.
Many leg aneurysms cause no symptoms. You may have symptoms if a blood clot forms in the aneurysm.
Symptoms of a blood clot may include:
An aneurysm may be found during tests for another, usually unrelated, condition.
You may have regular tests to find out the size of the aneurysm. Tests can include ultrasound, a CT scan, or an MRI.
A small aneurysm may not need surgery. But your doctor will watch it closely.
Aneurysms may need treatment if they are large or fast-growing or if they cause symptoms.
Having an aneurysm means you may also have other blood vessel problems.
There are many things you can do to improve your blood vessel health. Doing these things may also prevent more damage to your blood vessels. Your doctor may suggest that you:
Current as of:
July 6, 2021
Author: Healthwise StaffMedical Review: Adam Husney MD - Family MedicineJeffrey J. Gilbertson MD - Vascular Surgery
Current as of: July 6, 2021
Author: Healthwise Staff
Medical Review:Adam Husney MD - Family Medicine & Jeffrey J. Gilbertson MD - Vascular Surgery
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