Otolaryngology is one of the oldest specialties of medical science that focuses on diseases related to ear, nose and throat. There is a long list of diseases that can be treated with the help of this discipline; some of the broader categories are head and neck oncologic surgery, facial plastic and reconstructive surgery, otology, neurotology, sleep medicine, pediatric otorhinolaryngology and voice disorders. This book includes some of the vital pieces of work being conducted across the world, on various topics related to this discipline. The various studies that are constantly contributing towards advancing technologies and evolution of this field are examined in detail. It is an essential guide for both academicians and those who wish to pursue this discipline further.