Extended radical neck dissection.
D002277:Carcinoma / Q000601:surgery; D002294:Carcinoma, Squamous Cell / Q000601:surgery; D005153:Facial Neoplasms / Q000601:surgery; D006258:Head and Neck Neoplasms / Q000601:surgery; D006801:Humans; D016403:Lymphoma, Large B-Cell, Diffuse / Q000601:surgery; D008545:Melanoma / Q000601:surgery; D008722:Methods; D009062:Mouth Neoplasms / Q000601:surgery; D009303:Nasopharyngeal Neoplasms / Q000601:surgery; D037981:Neck Dissection