The examination methods of head and neck tumor mainly include: 1. lumpectomy: patients with nasopharyngeal tumor can determine whether there is tumor through nasal lumpectomy, and patients with laryngeal tumor can be observed through laryngoscope; 2. pathological examination: taking tissues of corresponding parts for pathological examination; 3. nuclear magnetic or CT examination: it can clarify the scope of lesion and observe whether the tumor is connected with blood vessels and other parts, if the tumor has wrapped the internal carotid artery and carotid artery, the patient is not feasible for surgery; 4. other examinations: blood routine and tumor marker examination.