title: Polyarthritis and mediastinal adenopathy in a 60-year-old woman.
mesh_terms: D000230:Adenocarcinoma / Q000175:diagnosis / Q000473:pathology* / Q000556:secondary; D001168:Arthritis / Q000175:diagnosis / Q000473:pathology*; D001706:Biopsy; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008099:Liver / Q000473:pathology; D008198:Lymph Nodes / Q000473:pathology; D008479:Mediastinal Neoplasms / Q000175:diagnosis / Q000473:pathology* / Q000556:secondary; D008875:Middle Aged