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A thyroid scan is a type of nuclear medicine imaging. The radioactive iodine uptake test (RAIU) is also known as a thyroid uptake. It is a measurement of thyroid function, but does not involve imaging. Nuclear medicine uses small amounts of radioactive material called radiotracers.
Dec 6, 2019 · There are two types of thyroid nuclear medicine tests. Both assess the health of your thyroid, a gland in your neck. The first type, a thyroid scan, produces a picture of the gland. It can spot lumps or inflammation, or to investigate the cause of an overactive thyroid .
Diagnostics & Testing / Thyroid Tests. Thyroid tests tell your healthcare provider how well your thyroid gland works. These tests can help diagnose conditions like hyperthyroidism, hypothyroidism, Graves’ disease, Hashimoto’s disease and thyroid cancer. Types of thyroid tests include blood tests, imaging tests and nuclear medicine tests.
A thyroid scan is a nuclear medicine examination that uses the emissions of gamma rays from radioactive iodine to help determine whether a patient has thyroid problems, including hyperthyroidism, cancer, or other growths. Alternative Names: Scan - thyroid; Radioactive iodine screening test - thyroid; RAUI; Nuclear scan - thyroid.
Oct 3, 2022 · The thyroid uptake and scan is a radiologic diagnostic tool used to determine the thyroid function and pathologies. This diagnostic procedure works on the principle of the unstable nuclide of the atom, which tries to attain stability by releasing an alpha, beta, and gamma rays. Clinicians use these rays for diagnostic and treatment purposes.
Feb 25, 2020 · There are different types of radionuclides. Different ones tend to collect or concentrate in different organs or tissues. So, the radionuclide used depends on which part of your body is to be scanned. To test your thyroid gland, radioactive iodine is used. This is because your thyroid gland uses iodine to make certain hormones in the body.
Nov 17, 2022 · For nuclear thyroid testing, you take a pill that contains radioactive iodine that will collect in the thyroid. Once ingested it takes about 4-6 hours for the first scan to pick it up. You may take a second scan the next day. The scanner will detect the location and intensity of the emitted gamma rays.
