An MRI (magnetic resonance imaging) scan is a imaging test that uses powerful magnets and radio waves to create pictures of the body. It does not use radiation (x-rays).
Single MRI images are called slices. The images can be stored on a computer or printed on film. One exam produces dozens or sometimes hundreds of images.
For more information, see the specific MRI topics:
Magnetic resonance imaging; Nuclear magnetic resonance...Read more
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