MRI
Key facts A magnetic resonance imaging (MRI) scan takes detailed pictures of the inside of your body. An MRI uses strong magnetic fields and radio waves to generate signals from the body, that are processed by a computer to create detailed pictures. An MRI is used to show certain problems, such as an injury, or in combination with other tests to diagnose a condition. The benefits of an MRI are that it produces very detailed pictures, does not use x-ray radiation, and is painless. Some people cannot have an MRI, for example, people with a pacemaker or certain implants containing