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Risks

By Mayo Clinic staff

For most individuals, there are no known harmful effects from exposure to the magnetic field or radio waves used in making MRI images.

References
  1. Neurological diagnostic tests and procedures. National Institute of Neurological Disorders and Stroke. http://www.ninds.nih.gov/disorders/misc/diagnostic_tests.htm. Accessed Sept. 11, 2008.
  2. Safety: Magnetic resonance imaging (MRI). American College of Radiology, Radiological Society of North America. http://www.radiologyinfo.org/en/safety/index.cfm?pg=sfty_mr&bhcp=1. Accessed Sept. 11, 2008.
  3. MRI of the head. American College of Radiology, Radiological Society of North America. http://www.radiologyinfo.org/en/info.cfm?PG=headmr. Accessed Sept. 11, 2008.
  4. Cardiac MRI. American College of Radiology, Radiological Society of North America. http://www.radiologyinfo.org/en/info.cfm?PG=cardiacmr. Accessed Sept. 11, 2008.
  5. MR angiography (MRA). American College of Radiology, Radiological Society of North America. http://www.radiologyinfo.org/en/info.cfm?PG=angiomr. Accessed Sept. 11, 2008.
  6. MRI of the body (chest, abdomen, pelvis). American College of Radiology, Radiological Society of North America. http://www.radiologyinfo.org/en/info.cfm?PG=bodymr&bhcp=1. Accessed Sept. 11, 2008.
  7. MRI of the musculoskeletal system. American College of Radiology, Radiological Society of North America. http://www.radiologyinfo.org/en/info.cfm?PG=muscmr. Accessed Sept. 11, 2008.
  8. MRI of the breast. American College of Radiology, Radiological Society of North America. http://www.radiologyinfo.org/en/info.cfm?PG=breastmr. Accessed Sept. 11, 2008.
  9. Welker K (expert opinion). Mayo Clinic, Rochester, Minn. Sept. 26, 2008.
  10. Functional MR imaging (fMRI) - Brain. American College of Radiology, Radiological Society of North America. http://www.radiologyinfo.org/en/info.cfm?PG=fmribrain&bhcp=1. Accessed Sept. 29, 2008.

MY00227

Nov. 26, 2008

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