Radioisotope scanning of the thyroid.
D006801:Humans; D007456:Iodine Isotopes; D011859:Radiography; D011877:Radionuclide Imaging; D013667:Technetium; D013959:Thyroid Diseases / Q000000981:diagnostic imaging*; D013960:Thyroid Function Tests; D013961:Thyroid Gland / Q000000981:diagnostic imaging*; D013964:Thyroid Neoplasms / Q000000981:diagnostic imaging*; D014284:Triiodothyronine / Q000494:pharmacology
D007456:Iodine Isotopes; D014284:Triiodothyronine; D013667:Technetium