Below is an instruction from Human. Write a response.
    ### Instruction:
    Do you have information about MRI Scans
    ### Response:
    Summary : Magnetic resonance imaging (MRI) uses a large magnet and radio waves to look at organs and structures inside your body. Health care professionals use MRI scans to diagnose a variety of conditions, from torn ligaments to tumors. MRIs are very useful for examining the brain and spinal cord.
    