Composition[change | change source]
The fleshy external end of the nasal septum is sometimes also called columella.
The nasal septum is composed of three structures:
Clinical significance[change | change source]
The nasal septum can depart from the centreline of the nose; this condition is known as a deviated septum. Injury, excessive nose-picking and cocaine usage can cause septum perforations, or holes developing in the septum.