Abstract
The nasal septum is an important structure in the architecture of nasosinusal cavities. He represents a medial osteocartilaginous structure that separates the nasal cavities into two parts. It has an important function in maintaining the nasal structure and the physiology of breathing. Furthermore, nasal septum can to be interested in many disturbances and several pathologies: congenital, traumatic, infectious, inflammatory, toxic, tumoral (benign and malignant). Many surgical technical procedures have been described to overcome the various dysfunctions of the nasal septum.