title: Carcinoma in a mediastinal fifth parathyroid gland.
mesh_terms: D002277:Carcinoma / Q000097:blood / Q000175:diagnosis / Q000209:etiology*; D005260:Female; D006801:Humans; D008479:Mediastinal Neoplasms / Q000097:blood / Q000175:diagnosis / Q000209:etiology*; D008875:Middle Aged; D010280:Parathyroid Glands / Q000002:abnormalities*; D010282:Parathyroid Neoplasms / Q000097:blood / Q000175:diagnosis / Q000209:etiology*; D014057:Tomography, X-Ray Computed