Definition of Radionuclide scan

Radionuclide scan: A nuclear medicine examination in which a minute amount of radioactive material is labelled to commonly found substances in the body such as iodine or phosphate. As those radioactive substances go to their normal positions in the body, images of bones, thyroid tissue, and other organs are created. Also called an isotope scan.


Last Editorial Review: 10/30/2013

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