pertechnetate uptake

pertechnetate uptake
a thyroid function test in which, along with radioiodine, radioactive technetium is administered in the form of the pertechnetate ion (technetium 99m pertechnetate) to measure early uptake and trapping of the ion by the thyroid gland.

Medical dictionary. 2011.

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  • Pertechnetate — The pertechnetate (technetate(VII)) ion is an oxoanion with the chemical formula TcO4−. It is often used as a convenient water soluble source of isotopes of the radioactive element technetium (Tc). In particular it is used to carry the Tc 99m… …   Wikipedia

  • pertechnetate — Anionic form of technetium used widely in nuclear scanning; 99mTcO4. * * * per·tech·ne·tate pər tek nə .tāt n an anion [TcO4] of technetium used esp. in the form of its sodium salt as a radiopharmaceutical in medical diagnostic scanning (as of… …   Medical dictionary

  • thyroid function test — any of various diagnostic procedures measuring the functioning of the thyroid gland, such as the perchlorate discharge test, protein bound iodine test, radioactive iodine uptake test, thyroid stimulating hormone test, thyroid suppression test,… …   Medical dictionary

  • Technetium — molybdenum ← technetium → ruthenium Mn ↑ Tc ↓ Re …   Wikipedia

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  • Sodium-iodide symporter — The sodium iodide symporter (NIS) also known as solute carrier family 5, member 5 (SLC5A5) is an ion pump that actively transports iodide (I ) across the basolateral membrane into thyroid epithelial cells.cite journal | author = Dai G, Levy O,… …   Wikipedia

  • potassium perchlorate — n a crystalline salt KClO4 that is sometimes used as a thyroid inhibitor * * * [USP] a compound, KClO4, that reduces uptake and concentration of iodide, pertechnetate, and other anions by the thyroid and other sites; used in the treatment of… …   Medical dictionary

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