radioactive iodine uptake

radioactive iodine uptake
(RAIU), radioiodine uptake uptake of radioiodine from the blood by the thyroid gland; see under test.

Medical dictionary. 2011.

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  • radioactive iodine uptake test — noun radioactive iodine test that measures the amount of radioactive iodine taken up by the thyroid gland • Syn: ↑RAIU • Hypernyms: ↑radioactive iodine test …   Useful english dictionary

  • radioactive iodine uptake test — (for thyroid function) a known quantity of radioiodine is administered and 24 hours later the per cent is calculated that has been absorbed by the thyroid gland. Patients who have recently been exposed to iodine compounds, such as in dietary… …   Medical dictionary

  • radioactive iodine test — noun test of thyroid function in which the patient is given an oral dose of radioactive iodine 131 • Hypernyms: ↑diagnostic test, ↑diagnostic assay • Hyponyms: ↑radioactive iodine excretion test, ↑radioactive iodine uptake test, ↑RAIU …   Useful english dictionary

  • Iodine — (IPAEng|ˈaɪədaɪn, ˈaɪədɪn, or IPA|/ˈaɪədiːn/; from el. ιώδης iodes violet ), is a chemical element that has the symbol I and atomic number 53. Naturally occurring iodine is a single isotope with 74 neutrons. Chemically, iodine is the least… …   Wikipedia

  • Iodine-123 — (123I) is a radioactive isotope of iodine used in nuclear medicine imaging, including single photon emission computed tomography (SPECT). Iodine 123 is produced in a cyclotron by proton irradiation of enriched xenon. Its half life is 13.22 hours; …   Wikipedia

  • radioiodine uptake test — radioactive iodine uptake t …   Medical dictionary

  • Iodine-131 — Infobox isotope alternate names =Radioiodine symbol =I mass number =131 mass = num neutrons =78 num protons =53 abundance = halflife =8.0197 days error halflife = background =#c9F text color = decay product = decay symbol = decay mass = decay… …   Wikipedia

  • Radioactive contamination — The radiation warning symbol (trefoil) …   Wikipedia

  • iodine-127 — Stable, nonradioactive iodine, the most abundant iodide isotope found in nature; dietary deficiency causes simple goiter; used to block thyroid uptake of radioactive …   Medical dictionary

  • iodine — /uy euh duyn , din/; in Chem. also /uy euh deen /, n. Chem. a nonmetallic halogen element occurring at ordinary temperatures as a grayish black crystalline solid that sublimes to a dense violet vapor when heated: used in medicine as an antiseptic …   Universalium

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