Preoperative considerations; operative technique; reconstruction; postoperative care; complications of head and neck surgery; benign disease of the neck; malignant neck masses; neck dissection; tumours of the larynx, tumours of the cervical trachea; vocal cord paralysis; trauma and stenosis of the larynx and cervical trachea; tumours of the hypopharynx, the nose and sinuses, the ear, the lip, the oral cavity, the oropharynx, the nasopharynx, the major salivary glands, the thyroid gland.