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paranasal sinuses

 

Definition: the paired air-filled cavities in the bones of the face lined by mucous membrane continuous with that of the nasal cavity; these sinuses are the frontal, sphenoidal, maxillary, and ethmoidal.

Synonym(s): sinus paranasalesTA

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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