Magnetic Resonance Imaging (MRI) is a test that uses powerful magnets, radio waves, and a computer to make detailed pictures inside your body.
Your doctor can use this test to diagnose you or to see how well you've responded to treatment. Unlike X-rays and CT scans, an MRI doesn't use radiation.
An MRI helps a doctor diagnose a disease or injury, and it can monitor how well you’re doing with a treatment. MRIs can be done on different parts of your body.
An MRI of the brain and spinal cord looks for:
An MRI of the heart and blood vessels looks for: