Evaluation of the cervical mass.
D000328:Adult; D000368:Aged; D001706:Biopsy; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis; D003937:Diagnosis, Differential; D006258:Head and Neck Neoplasms / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D008207:Lymphatic Metastasis / Q000175:diagnosis; D008297:Male; D009303:Nasopharyngeal Neoplasms / Q000175:diagnosis