Medical dictionary. 2011.
thallium-201 myocardial perfusion scintigraphy — the most common type of myocardial perfusion scintigraphy; the radionuclide used is thallium 201 in the form of thallous chloride. It is most frequently performed in conjunction with exercise stress tests in the diagnosis of coronary artery… … Medical dictionary
thallium 201 — a radioactive isotope of thallium, atomic mass 201, having a half life of 3.05 days; it decays by electron capture with emission of gamma rays (0.135, 0.167 MeV) and is used as a diagnostic aid in the form of thallous chloride (q.v.) … Medical dictionary
thallium stress test — (for coronary artery disease) stress is placed on the cardiovascular system by exercising the patient on a treadmill or bicycle ergometer. Thallous chloride Tl 201 is injected intravenously when stress is maximal, just prior to exercise cessation … Medical dictionary
