title: Squamous cell carcinoma. Metastasis to the neck from an unknown or undiscovered primary.
abstract: With an unknown or occult primary cancer, the clinical presentation can be either undiagnosed lump or lumps in the neck that has been biopsied and diagnosed as metastatic cancer on the basis of the histopathologic findings.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000914:Antibodies, Viral / Q000032:analysis; D002294:Carcinoma, Squamous Cell / Q000556:secondary*; D002648:Child; D002675:Child, Preschool; D006258:Head and Neck Neoplasms / Q000175:diagnosis / Q000556:secondary* / Q000628:therapy; D004854:Herpesvirus 4, Human / Q000276:immunology; D006801:Humans
chemical_list: D000914:Antibodies, Viral