Evaluation of the unknown primary neoplasm.
D001202:Ascitic Fluid / Q000166:cytology; D001344:Autopsy; D001706:Biopsy; D002140:California; D002648:Child; D003937:Diagnosis, Differential; D004067:Digestive System Neoplasms / Q000000981:diagnostic imaging; D006801:Humans; D007223:Infant; D008113:Liver Neoplasms / Q000556:secondary; D009362:Neoplasm Metastasis / Q000000981:diagnostic imaging*; D009369:Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000473:pathology; D010996:Pleural Effusion / Q000166:cytology; D011859:Radiography; D012042:Registries; D012189:Retrospective Studies