The septum that separates the two sides of the nose is usually straight. If the septum is not straight but shifted to one side it is known as a deviated septum. A deviation in the septum of the nose can cause narrowing of the nasal passage lessening the amount of secretions that can drain, causing infection.
Review Date: 10/3/2005
Reviewed By: A.D.A.M. Medical Illustration Team
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