Maxillary Sinus diseases, being a major reason for Oral and Maxillofacial Consultation, are difficult to differentiate and generally are overlooked in view of various Odontogenic diseases by Maxillofacial Surgeons. This book has emphsised on the anatomical, histological, physiological and pathological aspects of Maxillary sinus diseases. Authors believe that this book will be of immense help to the clinicians to investigate, diagnose and treat various maxillary sinus diseases as well as will also be useful for the academicians.