Prior to Test

If you are having contrast, the doctor may meet with you to talk about:

• Any allergies you may have
• Current medicines, herbs, and supplements that you take and whether you need to stop taking them before the test
• Fasting before the test, such as avoiding food or drink after midnight the night before
• Whether you need a ride to and from the test

You will also be asked if you have something in your body that could interfere with the MRA, such as:

• An implanted device such as a:
  • Pacemaker or implantable defibrillator
  • Neurostimulator
  • Port device, like an insulin pump
  • Ear implant
• Metal fragments, bullets, plates, pins, screws, or surgical staples or clips
• Any other large metal objects

Description of the Test

If contrast is needed, it may be given as an injection. The contrast will be injected during one set of images.

You will lie on a special table. This table will be moved inside the opening of the MRI machine. Most MRIs consist of 2 to 6 sets of images. Each one will take between 2 to 15 minutes. You will need to be still while the images are taken. You may need to hold your breath briefly. You will be able to talk to the technician through a small speaker.

After Test

If you had contrast, you may be told to drink extra fluid. This will flush the contrast out of your body.

How Long Will It Take?

About 40 to 90 minutes

Will It Hurt?

The test should normally not hurt. Some may find it uncomfortable to stay still during the test. You may feel flushed if you received contrast. You may notice a salty or metallic taste in your mouth. You may also feel nauseated..

Results

Your doctor will receive the results and discuss them with you.