Author information Pietro Palma MD FACS Clinical Professor & Consultant, Deptartment of Otorhinolaryngology, Head & Neck Surgery, University of Insubria, Varese; Private Practice, Milan, Italy Iman Khodaei FRCSI FRCS(ORL-HNS) Fellow EAFPS Consultant ENT Surgeon, Chesterfield Royal Hospital, Derbyshire, UK