- What are imaging tests?
- Who does imaging tests and who interprets them?
- Types of imaging tests
- Computed tomography (CT) scan
- Magnetic resonance imaging (MRI)
- X-rays and other radiographic tests
- Nuclear medicine scans
- Categories of some common imaging tests
- Questions about radiation risk from imaging tests
- Factors that determine which imaging tests are used in different types of cancer
- To learn more
To learn more
More information from your American Cancer Society
Here is more information you might find helpful. You also can order free copies of our documents from our toll-free number, 1-800-227-2345, or read them on our website.
Endoscopy (also in Spanish)
Mammograms and Other Breast Imaging Tests (also in Spanish)
National organizations and websites*
Along with the American Cancer Society, other sources of information and support include:
American College of Radiology (ACR)
Toll-free number: 1-800-227-5463
Has information on radiology procedures, radiation safety, FAQs, and a radiology glossary; also has a list of accredited facilities that can be searched by location and test type
This site was developed for patients by the American College of Radiology and the Radiological Society of North America. It has a wide variety of information on imaging tests, including details and pictures on specific tests, specific information for people with cancer, and a printable medical imaging record that can be found in the “Patient Safety” section.
National Cancer Institute
Cancer Imaging Program
Toll-free number: 1-800-422-6237
Phone number for imaging program: 1-301-496-9531
For details and sample images on various imaging tests used in cancer care.
US Food and Drug Administration (FDA)
Toll-free number: 1-888-463-6332
Has patient and family information on “Radiation-Emitting Products” on their website at www.fda.gov/Radiation-EmittingProducts/ResourcesforYouRadiationEmittingProducts/default.htm
No matter who you are, we can help. Contact us anytime, day or night, for information and support. Call us at 1-800-227-2345 or visit www.cancer.org.
Last Medical Review: 03/16/2015
Last Revised: 09/15/2015