title: 131I thyroid scanning in preoperative diagnosis of mediastinal goiter.
mesh_terms: D000328:Adult; D000368:Aged; D005260:Female; D006042:Goiter / Q000000981:diagnostic imaging* / Q000601:surgery; D006801:Humans; D007457:Iodine Radioisotopes; D008297:Male; D008477:Mediastinal Diseases / Q000000981:diagnostic imaging* / Q000601:surgery; D008482:Mediastinum / Q000601:surgery; D008875:Middle Aged; D011877:Radionuclide Imaging; D013961:Thyroid Gland / Q000000981:diagnostic imaging*
chemical_list: D007457:Iodine Radioisotopes