Cervical metastasis from an unknown primary.
D000368:Aged; D002277:Carcinoma / Q000532:radiotherapy / Q000556:secondary*; D002294:Carcinoma, Squamous Cell / Q000532:radiotherapy / Q000556:secondary*; D003131:Combined Modality Therapy; D006258:Head and Neck Neoplasms / Q000532:radiotherapy / Q000556:secondary*; D006801:Humans; D008297:Male; D008875:Middle Aged