title: Congenital absence of submaxillary gland detected on 99mTc-pertechnetate thyroid imaging.
mesh_terms: D005260:Female; D006801:Humans; D008875:Middle Aged; D011877:Radionuclide Imaging; D013363:Submandibular Gland / Q000002:abnormalities* / Q000000981:diagnostic imaging; D013667:Technetium; D013961:Thyroid Gland / Q000000981:diagnostic imaging*
chemical_list: D013667:Technetium