Gamma camera, 123I best for imaging thyroid nodule.
D005720:Gamma Rays / Q000295:instrumentation; D006044:Goiter, Nodular / Q000000981:diagnostic imaging*; D006801:Humans; D007457:Iodine Radioisotopes; D011877:Radionuclide Imaging
D007457:Iodine Radioisotopes