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And science and industry have figured out how to put that to use. An isotope of the element fluorine, known as Fluorine-18, is frequently used in medical PET scans. ... The Today Show. Dick Van ...
Radioactive isotopes are used in medicine for both treatment and diagnostic scans. The most common isotope used in diagnostic scans is Technetium-99m, used in approximately 85% of all nuclear medicine diagnostic scans worldwide. It is used for diagnoses involving a large range of body parts and diseases such as cancers and neurological problems ...
Technetium-99m (99m Tc) is a metastable nuclear isomer of technetium-99 (itself an isotope of technetium), symbolized as 99m Tc, that is used in tens of millions of medical diagnostic procedures annually, making it the most commonly used medical radioisotope in the world.
The most commonly used radioisotope in PET, 18 F, is not produced in a nuclear reactor, but rather in a circular accelerator called a cyclotron. The cyclotron is used to accelerate protons to bombard the stable heavy isotope of oxygen 18 O. The 18 O constitutes about 0.20% of ordinary oxygen (mostly oxygen-16), from which it is extracted.
The headquarters are the main manufacturing facilities for medical isotopes, used in medical imaging and radiopharmaceuticals, and for cobalt-60 sources and industrial food irradiators. The Nordion Gamma Centre of Excellence (GCE) is a gamma irradiation research, training, and demonstration facility located in Laval , Quebec , Canada.
Federal and state nuclear regulatory agencies keep records of the radionuclides used. [4] As of 2003 the isotopes Antimony-124, argon-41, cobalt-60, iodine-131, iridium-192, lanthanum-140, manganese-56, scandium-46, sodium-24, silver-110m, technetium-99m, and xenon-133 were most commonly used by the oil and gas industry because they are easily ...
The 131 I isotope is also used as a radioactive label for certain radiopharmaceuticals that can be used for therapy, e.g. 131 I-metaiodobenzylguanidine (131 I-MIBG) for imaging and treating pheochromocytoma and neuroblastoma. In all of these therapeutic uses, 131 I destroys tissue by short-range beta radiation. About 90% of its radiation damage ...
[1] [5] One of the most popular isotopes used as a positron emitting radiotracer is fluorine-18. This isotope is particularly advantageous due to its short half-life of approximately 109.8 min, its decay being 97% positron emission, its ease of production, and its energy being low (0.64 MeV). [1] Therefore, the radiofluorination procedure is ...