title: Gastric interposition in esophageal carcinoma as a cause of pseudomass on thyroid imaging.
mesh_terms: D000368:Aged; D004938:Esophageal Neoplasms / Q000601:surgery*; D005260:Female; D006801:Humans; D011877:Radionuclide Imaging; D013670:Sodium Pertechnetate Tc 99m; D013270:Stomach / Q000000981:diagnostic imaging / Q000601:surgery*; D013961:Thyroid Gland / Q000000981:diagnostic imaging*
chemical_list: D013670:Sodium Pertechnetate Tc 99m