title: [Backache as main symptom of unknown primary cancer syndrome with a particularly severe course].
authors.forename: R M
authors.initials: RM
authors.lastname: Ritzel
authors.forename: C
authors.initials: C
authors.lastname: Ruf
authors.forename: H-M
authors.initials: HM
authors.lastname: Schlegel
mesh_terms: D000208:Acute Disease; D014408:Biomarkers, Tumor; D003937:Diagnosis, Differential; D006801:Humans; D007150:Immunohistochemistry; D017116:Low Back Pain / Q000209:etiology*; D008207:Lymphatic Metastasis; D008209:Lymphedema / Q000000981:diagnostic imaging; D008223:Lymphoma / Q000175:diagnosis*; D008279:Magnetic Resonance Imaging; D008297:Male; D008643:Mesentery; D009373:Neoplasms, Germ Cell and Embryonal / Q000175:diagnosis; D009382:Neoplasms, Unknown Primary / Q000175:diagnosis*; D010534:Peritoneal Neoplasms / Q000175:diagnosis*; D011379:Prognosis; D011860:Radiography, Abdominal; D013902:Radiography, Thoracic; D012186:Retroperitoneal Neoplasms / Q000175:diagnosis*; D014057:Tomography, X-Ray Computed
chemical_list: D014408:Biomarkers, Tumor