Preface

This book discusses selected topics on the surgical anatomy of the paranasal sinuses and their applications, providing insight into advancements in endoscopic sinus surgery. The book includes eight chapters organized into five sections.

Section 1: "Anatomy of Paranasal Sinuses"

Chapter 1: "Perspective Chapter: Frontal Sinus – Updates on Classification and Surgical Approaches"

Chapter 2: "Perspective Chapter: Nasal Septum – A Review of the Pathology, Clinical Presentation and Management"

Section 2: "Paranasal Sinus Anatomy, Radiology, Radiological Methods, Xrays, MCCT, CBCT and MRI"

Chapter 3: "Radiology of the Midface Structures"

Section 3: "Physiology of Nasolacrimal Drainage System"

Chapter 4: "Study on Physiological Parameters of Lacrimal Obstruction Diseases Based on CT of Lacrimal Passage"

Section 4: "Paranasal Sinus Tumors"

Chapter 5: "Extensive Tumors of the Frontoethmoidal Region"

Section 5: "Paranasal Sinus Surgery"

Chapter 6: "Internal and External Nasal Valve Widening and Stabilization by Titanium Breathe-Implant"

Chapter 7: "Training in Paranasal Sinus Surgery: A Review of Current Modalities and What the Future May Hold"

Chapter 8: "The Importance of Maxillary Sinuses in Oral and Maxillofacial Surgical Procedures"

I would like to thank and congratulate the chapter authors for their excellent contributions and the valuable time taken to prepare the manuscript. I also thank my valuable teachers from whom I have gained knowledge throughout the years.

I am grateful to IntechOpen for conceiving this book project and for inviting me to serve as an editor. Thanks also goes to Publishing Process Manager Romina Rovan Bakarcic at IntechOpen for guiding me through the publication process and moving the book ahead in a timely fashion. My kind gratitude goes to the technical editors for arranging the book in a uniform format.

I hope this publication contributes to the global distribution of knowledge of the surgical anatomy of the paranasal sinuses and its applications in this digital era.

I dedicate this book to my spouse, children, and loved ones for all their patience and understanding.

> **Balwant Singh Gendeh, MBBS(Kashmir), MS(ORL-HNS), UKM,AM(Mal),FAMM, FASC(M'sia), FMSA** Senior Consultant ENT Resident Surgeon, Rhinology – Allergy, Endoscopic Sinus and Skull Base Surgery, Functional and Cosmetic Nasal Surgery, Pantai Hospital, Kuala Lumpur, Malaysia

Visiting Professor, Department of Otorhinolaryngology, Head and Neck Surgery, Universiti Kebangsaan Malaysia Medical Center, Kuala Lumpur, Malaysia

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Section 1

Anatomy of Paranasal Sinuses

Section 1
