(magnetic resonance angiogram) is a type of magnetic resonance imaging (MRI)
scan that uses a magnetic field and pulses of radio wave energy to provide
pictures of blood vessels inside the body. A standard MRI cannot provide a
good picture of the blood vessels and blood flow.
People who have an MRA also may have an MRI.
When you have an MRA, you
lie on a table and the table moves into the MRI machine. An MRA is done with
the same machine as an MRI.
An MRA of the
head is done to look at the blood vessels leading to the brain to check for a
bulge (aneurysm), a clot, or a narrowing (stenosis) because of plaque.
Watch closely for
changes in your health, and be sure to contact your doctor or nurse call line if you have any
Follow-up care is a key part of your treatment and safety. Be sure to make and go to all appointments, and
call your doctor or nurse call line if you are having problems. It's also a good idea to keep a
list of the medicines you take. Ask your doctor when you can expect to have
your test results.
Go to https://www.healthwise.net/patientEd
Enter U522 in the search box to learn more about "MRA of the Head: About This Test."
Current as of:
June 4, 2016
Adam Husney, MD - Family Medicine
& E. Gregory Thompson, MD - Internal Medicine
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