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Definition of Iodine-131

1. Noun. Heavy radioactive isotope of iodine with a half-life of 8 days; used in a sodium salt to diagnose thyroid disease and to treat goiter.

Definition of Iodine-131

1. Noun. (isotope) (medicine) The radioactive isotope of iodine, (nuclide 131 53 I), having a half-life of 8 days; used as a medical tracer ¹

¹ Source: wiktionary.com

Medical Definition of Iodine-131

1. A radioactive iodine isotope, 364 keV peak beta and gamma emitter with a half-life of 8 days. It is used as a tracer in thyroid studies, as therapy in hyperthyroidism, thyroid cancer, and heart disease, and as a label in immunoassay and imaging. (22 Sep 2002)

Lexicographical Neighbors of Iodine-131

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