Nasal polyposis is seen in many disease states, including allergic and non-allergic rhinitis. Since the quality of life for patients afflicted with this condition decreases, such patients frequently seek medical help. Further, the relationship between the upper and lower respiratory tract makes the treatment of nasal polyposis of critical importance. New research findings, as well as new technical developments, have changed the conventional medical and surgical approaches to treating nasal polyposis, the result of which has been significant advances in the management of the disease. This book, written by authors internationally recognized for their laboratory research and clinical practice, is lavishly illustrated and reader-friendly. It includes the latest information on nasal polyposis, and aims to help the reader improve the daily management of patients affected by this condition. Nasal rhinitis polyposis not only decreases the quality of life of affected patients, but the relationship between the upper and lower respiratory tract makes the treatment of this condition of critical importance. New research findings, as well as new technical developments, have changed the conventional medical and surgical approaches to the treatment of nasal polyposis, which has resulted in significant advances in the management of the disease. This reader-friendly and lavishly illustrated book is written by authors internationally recognized for their laboratory research and clinical practice in this field. It includes the latest information, and aims to help the reader improve the daily management of patients affected by nasal polyposis. T. Metin Önerci is full Professor of Otorhinolaryngology at the Hacettepe University, Faculty of Medicine, Ankara, Turkey. He serves as General Secretary of the International Rhinologic Society and is the immediate Past President of the Otorhinolaryngology-Head and Neck Society in Turkey. He recently also served as President of the International Society of Otorhinolaryngologic Allergy and Immunology, as President of the European Rhinology Society and as President of the ISIAN (International Symposium on Infection and Allergy of the Nose).