Cancer of the head and neck. Hypopharynx and larynx. Reasons for failure and management of recurrence.
D003951:Diagnostic Errors; D005500:Follow-Up Studies; D006801:Humans; D007822:Laryngeal Neoplasms / Q000628:therapy*; D007825:Laryngectomy; D007828:Laryngoscopy; D007830:Larynx / Q000000981:diagnostic imaging; D037981:Neck Dissection; D009364:Neoplasm Recurrence, Local / Q000628:therapy*; D010610:Pharyngeal Neoplasms / Q000628:therapy*; D011230:Precancerous Conditions / Q000175:diagnosis; D011859:Radiography; D013997:Time Factors; D014132:Trachea / Q000000981:diagnostic imaging