Nasal septum deviation

A CT scan of the head showing the inner workings of the nose with a deviated septum

Nasal septum deviation or deviated nasal septum (DNS) is a physical disorder of the nose, involving a displacement of the nasal septum. Some displacement is common, affecting 80% of people, most unknowingly.

单词	Nasal septum deviation
释义	Nasal septum deviation 英语百科 Nasal septum deviation Nasal septum deviation or deviated nasal septum (DNS) is a physical disorder of the nose, involving a displacement of the nasal septum. Some displacement is common, affecting 80% of people, most unknowingly.
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